AMS Sectional Meeting Full Program
Current as of Friday, December 14, 2018 03:30:06
Spring Eastern Sectional Meeting
 Northeastern University, Boston, MA
 April 2122, 2018 (Saturday  Sunday)
 Meeting #1139
Steven H Weintraub, AMS shw2@lehigh.edu
Saturday April 21, 2018

Saturday April 21, 2018, 8:00 a.m.10:50 a.m.
Special Session on Algorithmic Group Theory and Applications, I
431, Ryder Hall
Organizers:
Delaram Kahrobaei, City University of New York dkahrobaei@gc.cuny.edu
Antonio Tortora, University of Salerno

8:00 a.m.
Postquantum Groupbased Cryptography and Hidden Subgroup Problem.
Delaram Kahrobaei*, City University of New York, Graduate Center PhD Program in Computer Science, New York University, Computer Science Dept
(113900429) 
8:30 a.m.
Partition Numbers of Finite Solvable Groups.
Tuval Foguel*, Adelphi University
(113920170) 
9:00 a.m.
Complexity of the subgroup membership problem in SL(2,Z).
Vladimir Shpilrain*, The City College of New York
(113920148) 
9:30 a.m.
Random free semigroups in solvable groups.
Keivan MallahiKarai*, Jacobs University
(113920425) 
10:00 a.m.
No positive cone in a free product is regular.
Susan Hermiller*, University of Nebraska
Zoran Sunic, Hofstra University
(113920414) 
10:30 a.m.
Spectra of automata.
Andrzej Zuk*, University of Paris 7
(113920448)

8:00 a.m.

Saturday April 21, 2018, 8:00 a.m.10:50 a.m.
Special Session on Analysis and Geometry in Nonsmooth Spaces, I
296, Ryder Hall
Organizers:
Nageswari Shanmugalingam, University of Cincinnati
Gareth Speight, University of Cincinnati speighgh@ucmail.uc.edu

8:00 a.m.
Traveling salesman and singular integrals.
Sean Li*, University of Connecticut
(113928396) 
8:30 a.m.
Small unions of affine subspaces and skeletons via Baire category.
Alan Chang, University of Chicago
Marianna Csornyei*, University of Chicago
Kornelia Hera, Eotvos Lorand University
Tamas Keleti, Eotvos Lorand University
(113928680) 
9:00 a.m.
Singular integrals on $C^{1,\alpha}$ intrinsic graphs in the Heisenberg group.
Vasileios Chousionis*, University of Connecticut
(113942389) 
9:30 a.m.
Quasisymmetric and biLipschitz extensions on Euclidean spaces.
Vyron Vellis*, University of Connecticut
Matthew Badger, University of Connecticut
(113930226) 
10:00 a.m.
Geometric measure theory in the Heisenberg group.
Jeremy T Tyson*, University of Illinois at UrbanaChampaign
(113928227) 
10:30 a.m.
Smooth boundary extensions of biholomorphisms and the Liouville theorem in subRiemannian manifolds.
Luca Capogna*, Worcester Polytechnic Institute
(113958163)

8:00 a.m.

Saturday April 21, 2018, 8:00 a.m.10:50 a.m.
Special Session on Arithmetic Dynamics, I
159, Ryder Hall
Organizers:
Jacqueline M. Anderson, Bridgewater State University
Robert Benedetto, Amherst College
Joseph H. Silverman, Brown University jhs@math.brown.edu

8:00 a.m.
The cycle structure of unicritical polynomials in finite fields.
Andrew Bridy*, Texas A&M University
Derek Garton, Portland State University
(11391147) 
8:30 a.m.
Randomness in $\bmod p$ orbits.
Adam D Towsley*, Rochester Institute of Technology
(113911573) 
9:00 a.m.
Counting periodic points on quotients of varieties over $\mathbb{F}_q$.
Laura S. Walton*, Brown University
(113911520) 
9:30 a.m.
$p$adic Hubbard Trees.
Cara Mullen*, Harper College
(113911405) 
10:00 a.m.
NonArchimedean Hénon maps, attractors, and horseshoes.
Kenneth Allen, University of Massachusetts Lowell
David DeMark, Carleton College
Clayton Petsche*, Oregon State University
(11391164) 
10:30 a.m.
A nonarchimedean $\lambda$lemma and Jstability.
Thomas Silverman*, Brown University
(113937279)

8:00 a.m.

Saturday April 21, 2018, 8:00 a.m.10:50 a.m.
Special Session on Combinatorial Aspects of Nilpotent Orbits, I
155, Ryder Hall
Organizers:
Anthony Iarrobino, Northeastern University a.iarrobino@neu.edu
Leila Khatami, Union College
Juliana Tymoczko, Smith College

8:00 a.m.
Prism tableaux and alternating sign matrices.
Anna E Weigandt*, University of Illinois at UrbanaChampaign
(113905121) 
8:30 a.m.
Centralizers of nilpotent elements.
George J McNinch*, Tufts University
(113920330) 
9:00 a.m.
Slodowy slices and Hessenberg varieties.
Peter Crooks*, Leibniz University Hannover
Hiraku Abe, Osaka City University Advanced Mathematical Institute
(11392254) 
9:30 a.m.
Tau Signatures and characters of Weyl Groups.
Alfred G Noel*, University of Massachusetts Boston
Steven Jackson, University of Massachusetts Boston
Todor Milev, University of Massachusetts Boston
Thomas FolzDonahue, University of Massachusetts Boston
(11392244) 
10:00 a.m.
Slicing and Flopping: The Geometry of SO(4) Models.
Jonathan Esole*, Northeastern University
(113914459) 
10:30 a.m.
A classification of spherical Schubert varieties in the Grassmannian.
Reuven Hodges*, Northeastern University
Venkatramani Lakshmibai, Northeastern University
(113920278)

8:00 a.m.

Saturday April 21, 2018, 8:00 a.m.10:50 a.m.
Special Session on Combinatorial Representation Theory, I
154, Ryder Hall
Organizers:
Laura Colmenarejo, York University laura.colmenarejo.hernando@gmail.com
Ricky Liu, North Carolina State University
Rosa Orellana, Dartmouth College

8:00 a.m.
Catalan polynomials and $k$Schur functions.
Jonah Blasiak*, Drexel University
Jennifer Morse, University of Virginia
Anna Pun, Drexel University
Dan Summers, Drexel University
(113905404) 
8:30 a.m.
Combinatorics of KostkaFoulkes polynomials.
Cédric Lecouvey, University of Tours, France
Cristian Lenart*, State University of New York at Albany
(113905443) 
9:00 a.m.
Symmetric group and Hecke algebra actions on ordered set partitions.
Jia Huang, University of Nebraska at Kearney
Brendon Rhoades*, University of California, San Diego
Travis Scrimshaw, University of Queensland
(113905617) 
9:30 a.m.
Symmetric group representations and Macdonald eigenoperators.
Andrew T Wilson*, University of Pennsylvania
(113905506) 
10:00 a.m.
The genesis of involutions.
Mahir Bilen Can, Associate professor
Ozlem Ugurlu*, Graduate Student
(11390511) 
10:30 a.m.
The action of the symmetric group on a generalization of the free Lie algebra: a CataLAnKe Theorem.
Tamar Friedmann*, Smith College
Phil Hanlon, Dartmouth College
Richard P. Stanley, MIT
Michelle L. Wachs, University of Miami
(113905109)

8:00 a.m.

Saturday April 21, 2018, 8:00 a.m.10:50 a.m.
Special Session on Connections Between Trisections of 4manifolds and Lowdimensional Topology, I
315, Behrakis Hall
Organizers:
Jeffrey Meier, University of Georgia
Juanita PinzonCaicedó, North Carolina State University jpinzon@ncsu.edu

8:00 a.m.
Informal Problem Session 
9:00 a.m.
Calculating the intersection form from a trisection diagram.
Trenton F Schirmer*, University of Georgia
(113957568) 
9:30 a.m.
Kernels of splitting homomorphisms and group trisections.
Michael R Klug*, UC Berkeley
(113957579) 
10:00 a.m.
Trisecting an $S^2$ bundle over $\mathbb{RP}^2$.
Marla Williams*, University of NebraskaLincoln
(113954534) 
10:30 a.m.
A Khovanovtheoretic invariant of bridge trisections.
Adam R Saltz*, University of Georgia
(113957450)

8:00 a.m.

Saturday April 21, 2018, 8:00 a.m.10:45 a.m.
Special Session on Dynamical systems, Geometric Structures and Special Functions, I
267, Ryder Hall
Organizers:
Alessandro Arsie, University of Toledo
Oksana Bihun, University of Colorado, Colorado Springs obihun@uccs.edu

8:00 a.m.
Dilogarithm identities in cluster algebras from Hamiltonian/Lagrangian point of view.
Michael Gekhtman*, University of Notre Dame
(113957357) 
9:00 a.m.
Toward the classification of Exceptional Orthogonal Polynomials: a progress report.
Robert Milson*, Dalhousie University
(113933422) 
10:00 a.m.
Recent results on the bispectrality of integrable systems.
Alex Kasman*, College of Charleston
(11393378)

8:00 a.m.

Saturday April 21, 2018, 8:00 a.m.10:45 a.m.
Special Session on Ergodic Theory and Dynamics in Combinatorial Number Theory, I
456, Ryder Hall
Organizers:
Stanley Eigen, Northeastern University
Daniel Glasscock, Northeastern University d.glasscock@northeastern.edu
Vidhu Prasad, University of Massachusetts, Lowell

8:00 a.m.
Classifying general odometers: spectrum, geometric group theory, and orbit equivalence.
Stefanos Orfanos, De Paul University
Ayşe Şahin*, Wright State University
Ilie Ugarcovici, De Paul University
(113937106) 
8:30 a.m.
Speedups of ${\mathbb{Z}}^d$odometers.
Aimee S. A. Johnson*, Swarthmore College
David M McClendon, Ferris State University
(11392898) 
9:00 a.m.
On rankone infinite measurepreserving examples and extensions of properties of the Chacon transformation.
Cesar E. Silva*, Williams College
(113937644) 
9:30 a.m.
Solving the Iterated Prisoner's Dilemma the Smale way.
Ethan Akin*, Mathematics Department, The City College of New York
(11393768) 
10:00 a.m.
Ergodic Ramsey Theory: some classical problems and recent advancements.
Vitaly Bergelson*, The Ohio State University
(11393781)

8:00 a.m.

Saturday April 21, 2018, 8:00 a.m.10:50 a.m.
Special Session on Extremal Graph Theory and Quantum Walks on Graphs, I
325, Behrakis Hall
Organizers:
Sebastian Cioabă, University of Delaware
Mark Kempton, Harvard University
Gabor Lippner, Northeastern University
Michael Tait, Carnegie Mellon University mtait@cmu.edu

8:00 a.m.
Extremal quantum walks.
Gabriel Coutinho*, Universidade Federal de Minas Gerais
(113905466) 
8:30 a.m.
Pretty Good State Transfer on Paths.
Christopher M van Bommel*, Univeristy of Waterloo
(113981475) 
9:00 a.m.
Recent Progress in Discrete Quantum Walks.
Hanmeng Zhan*, University of Waterloo
(113905546) 
9:30 a.m.
Supersaturation in extremal enumeration.
Jonathan Cutler*, Montclair State University
A. J. Radcliffe, University of NebraskaLincoln
(113905539) 
10:00 a.m.
The bipartite $K_{2,2}$free process and Ramsey numbers.
Deepak Bal*, Montclair State University
Patrick Bennett, Western Michigan University
(113905667) 
10:30 a.m.
A spanning treereducing surgery and partial factor majorization.
John T. Saccoman*, Seton Hall University
(11390510)

8:00 a.m.

Saturday April 21, 2018, 8:00 a.m.10:45 a.m.
Special Session on Facets of Symplectic Geometry and Topology, I
204, Behrakis Hall
Organizers:
Tara Holm, Cornell University
Jo Nelson, Columbia University
Jonathan Weitsman, Northeastern University j.weitsman@neu.edu

8:00 a.m.
Moduli spaces of quilted disks mapping to $\mathbb{CP}^1$ and $\mathbb{CP}^2$.
Nathaniel Bottman*, IAS/Princeton
(113957167) 
9:00 a.m.
On Stein manifolds diffeomorphic to Euclidean space.
Kyler Bryce Siegel*, Columbia University / MIT
(113951207) 
10:00 a.m.
Product structures for Legendrian submanifolds with generating families.
Ziva Myer*, Duke University
(113957186)

8:00 a.m.

Saturday April 21, 2018, 8:00 a.m.10:45 a.m.
Special Session on Geometry and Analysis of Fluid Equations, I
285, Ryder Hall
Organizers:
Robert McOwen, Northeastern University
Peter Topalov, Northeastern University p.topalov@northeastern.edu

8:00 a.m.
Riemann Hilbert problems of soliton equations.
WenXiu Ma*, University of South Florida
(113935379) 
9:00 a.m.
Proving Uniqueness of Solutions for Burgers Equation Entropic for a Single Entropy, with Eye Towards Systems Case.
Sam G. Krupa*, The University of Texas at Austin
Alexis F. Vasseur, The University of Texas at Austin
(11393594) 
10:00 a.m.
Fredholm properties of the $L^2$ exponential map in 2D and 3D hydrodynamics.
Gerard Misiolek*, University of Notre Dame
(113958245)

8:00 a.m.

Saturday April 21, 2018, 8:00 a.m.10:45 a.m.
Special Session on Geometry of Moduli Spaces, I
105, Behrakis Hall
Organizers:
AnaMarie Castravet, Northeastern University
Emanuele Macrí, Northeastern University e.macri@northeastern.edu
Benjamin Schmidt, University of Texas
Xiaolei Zhao, Northeastern University

8:00 a.m.
Are affine invariant submanifolds affine?
Dawei Chen*, Boston College
(113914160) 
9:00 a.m.
Measures of irrationality of the Fano scheme of lines of a cubic threefold.
Frank Gounelas*, Humboldt University of Berlin
(113914290) 
10:00 a.m.
Interpolation problems for curves in projective space.
Isabel Vogt*, MIT
(113914199)

8:00 a.m.

Saturday April 21, 2018, 8:00 a.m.10:50 a.m.
Special Session on Homological Commutative Algebra, I
161, Ryder Hall
Organizers:
Sean SatherWagstaff, Clemson University
Oana Veliche, Northeastern University O.Veliche@northeastern.edu

8:00 a.m.
Ordinal length and local cohomology.
Hans Schoutens*, City University of New York (CUNY)
(11391385) 
8:30 a.m.
Local Cohomology of Thickenings.
Jenny Kenkel*, University of Utah
(113913147) 
9:00 a.m.
Conditions on Koszul cohomology guaranteeing finite length local cohomology.
Patricia J Klein*, University of Michigan, Ann Arbor
(113913619) 
9:30 a.m.
Local cohomology of Fpure rings.
Alessandro De Stefani*, University of Nebraska  Lincoln
Eloísa Grifo, University of Virginia
Luis NúñezBetancourt, CIMAT (Mexico)
(11391374) 
10:00 a.m.
Frobenius Complexity for Pairs.
Janet Page*, University of Illinois at Chicago
(113913588) 
10:30 a.m.
Betti numbers of Frobenius powers of ideals in characteristic $p > 0$.
Rebecca R.G.*, Syracuse University
Claudia Miller, Syracuse University
Hamid Rahmati, Miami University of Ohio
(113913530)

8:00 a.m.

Saturday April 21, 2018, 8:00 a.m.10:50 a.m.
Special Session on Mathematical Perspectives in Quantum Information Theory, I
420, Shillman Hall
Organizers:
Aram Harrow, Massachusetts Institute of Technology
Christopher King, Northeastern University c.king@northeastern.edu

8:00 a.m.
A nonlocal game that cannot be played optimally using a finite amount of entanglement.
Zhengfeng Ji, University of Technology Sydney
Debbie Leung*, University of Waterloo
Thomas Vidick, Caltech
(113981218) 
8:30 a.m.
Classical Homomorphic Encryption for Quantum Circuits.
Urmila Mahadev*, UC Berkeley
(113968105) 
9:00 a.m.
Lowdegree testing for quantum states.
Anand Natarajan*, MIT
Thomas Vidick, California Institute of Technology
(113968301) 
9:30 a.m.
Classical Lower Bounds from Quantum Upper Bounds.
Shalev BenDavid*, University of Maryland
Adam Bouland, University of California, Berkeley
Ankit Garg, Microsoft Research
Robin Kothari, Microsoft Research
(113981592) 
10:00 a.m.
Symmetric Informationally Complete Measurements Identify the Essential Difference between Classical and Quantum.
John B. DeBrota*, University of Massachusetts Boston
Christopher A. Fuchs, University of Massachusetts Boston
Blake C. Stacey, University of Massachusetts Boston
(113981628) 
10:30 a.m.
On the existence of symmetric quantum measurements.
Jon Yard*, University of Waterloo and Perimeter Institute
(113981701)

8:00 a.m.

Saturday April 21, 2018, 8:00 a.m.10:50 a.m.
Special Session on Mathematical Problems of Relativistic Physics: Classical and Quantum, I
435, Ryder Hall
Organizers:
Michael Kiessling, Rutgers University
A. Shadi TahvildarZadeh, Rutgers University shadit@math.rutgers.edu

8:00 a.m.
Singularity Formation in General Relativity.
Jared Speck*, Massachusetts Institute of Technology
(113935184) 
8:30 a.m.
The asymptotically selfsimilar regime for the Einstein vacuum equations.
Yakov ShlapentokhRothman*, Princeton University
(113935149) 
9:00 a.m.
On the polarisation of light in nonlinear vacuum electrodynamics.
Volker Perlick*, ZARM, University of Bremen, Germany
Claus Laemmerzahl, ZARM, University of Bremen, Germany
Alfredo Macias, UAMI, Mexico City, Mexico
(113978347) 
9:30 a.m.
Nonlinear stability for the MaxwellBornInfeld system on a Schwarzschild background.
Federico Pasqualotto*, Princeton University
(113983128) 
10:00 a.m.
Generalrelativistic hydrogenic atoms.
Moulik Kallupalam Balasubramanian*, Rutgers University Mathematics Dept., New Brunswick NJ
(113983658) 
10:30 a.m.
On the static spacetime of a point charge, assuming the BoppLandeThomasPodolsky law of the electromagnetic vacuum.
Erik Amorim*, Rutgers University
(113983262)

8:00 a.m.

Saturday April 21, 2018, 8:00 a.m.10:50 a.m.
Special Session on Noncommutative Algebra and Representation Theory, I
247, Ryder Hall
Organizers:
Van C. Nguyen, Hood College nguyen@hood.edu
Alex Martsinkovsky, Northeastern University
Gordana Todorov, Northeastern University

8:00 a.m.
The boundary of irreducible components: T. Maeda's example.
Markus Schmidmeier*, Florida Atlantic University
(113947291) 
8:30 a.m.
Involutions of $\text{G}_2$ over fields.
John Hutchens*, WinstonSalem State University
N Schwartz, Washington College
(11392030) 
9:00 a.m.
Discriminants of quantum groups at root of unity.
Bach Nguyen*, Louisiana State University
Kurt Trampel, Louisiana State Univeristy
Milen Yakimov, Louisiana State University
(113916282) 
9:30 a.m.
Representations of 4dimensional Sklyanin algebras through Poisson geometry.
Chelesa Walton, Temple University
Xingting Wang*, Temple University
Milen Yakimov, Louisiana State University
(113916392) 
10:00 a.m.
Maximal Subalgebras of FiniteDimensional Algebras with Applications.
Alexander H Sistko*, University of Iowa
Miodrag C Iovanov, University of Iowa
(113916190) 
10:30 a.m.
Module theoretic aspects of Iwasawa theory.
Frauke M. Bleher*, Dept. of Mathematics, University of Iowa
(113916216)

8:00 a.m.

Saturday April 21, 2018, 8:00 a.m.10:50 a.m.
Special Session on Nonlinear ReactionDiffusion Equations and Their Applications, I
283, Ryder Hall
Organizers:
Nsoki Mavinga, Swarthmore College
Quinn Morris, Swarthmore College qmorris1@swarthmore.edu

8:00 a.m.
Uniqueness of positive radial solutions for infinite semipositone $p$Laplacian problems in exterior domains.
K.D. Chu, Ton Duc Thang University, Vietnam
D.D. Hai, Mississippi State University
Ratnasingham Shivaji*, University of North Carolina at Greensboro
(113934158) 
8:30 a.m.
An existence result for superlinear semipositone $p$Laplacian systems on the exterior of a ball.
Maya Chhetri, University of North Carolina at Greensboro
Lakshmi Sankar, Indian Institute of Technology Palakkad
Ratnasingham Shivaji, University of North Carolina at Greensboro
Byungjae Son*, Wayne State University
(11393453) 
9:00 a.m.
Positive solutions for a class of singular problems on exterior domains.
Maya Chhetri*, UNC Greensboro
Pavel Drabek, University of West Bohemia
R. Shivaji, UNC Greensboro
(113935338) 
9:30 a.m.
Characterizing SteklovRobin Eigencurves.
Stephen B Robinson*, Wake Forest University
Mauricio Rivas, University of North Carolina at Greensboro
(113935402) 
10:00 a.m.
Bifurcation from infinity and multiplicity of solutions for nonlinear diffusion equations with nonlinear boundary conditions.
M. N. Nkashama*, University of Alabama at Birmingham
N. Mavinga, Swarthmore College
(113935456) 
10:30 a.m.
Bifurcation of positive solutions to scalar reactiondiffusion equations with nonlinear boundary condition.
Ping Liu, Harbin Normal University
Junping Shi*, College of William and Mary
(113935195)

8:00 a.m.

Saturday April 21, 2018, 8:00 a.m.10:50 a.m.
Special Session on Optimization Under Uncertainty, I
315, Shillman Hall
Organizers:
Yingdong Lu, IBM Research yingdong@us.ibm.com
Mark S. Squillante, IBM Research

8:00 a.m.
A Dynamic Programming Approach to Optimal Regulation Service Deployment of Electric Vehicles.
Fatma Selin Yanikara*, Boston University
Michael Caramanis, Boston University
(113990634) 
8:30 a.m.
Learning for control: the role of model approximation.
Munther Dahleh*, MIT
(113937481) 
9:00 a.m.
Online Resource Allocation with Applications to Revenue Management.
David SimchiLevi*, Massachusetts Institute of Technology
Will Ma, Massachusetts Institute of Technology
(113990247) 
9:30 a.m.
Reinforcement Learning: Connections between MDPs and MAB Problems.
Michael N Katehakis*, Rutgers University
Wesley Cowan, Rutgers University
Daniel Pirutinsky, Rutgers University
(113968318) 
10:00 a.m.
Slow and Stale Gradients Can Win the Race: ErrorRuntime Tradeoffs in Distributed SGD.
Sanghamitra Dutta, Carnegie Mellon University
Gauri Joshi, Carnegie Mellon University
Soumyadip Ghosh*, IBM Research AI
Parijat Dube, IBM Research
Priya Nagpurkar, IBM Research
(113990362) 
10:30 a.m.
Compressive Learning for Sequential Decision Process.
Mengdi Wang*, Princeton
(113968664)

8:00 a.m.

Saturday April 21, 2018, 8:00 a.m.10:50 a.m.
Special Session on Regularity of PDEs on Rough Domains, I
157, Ryder Hall
Organizers:
Murat Akman, University of Connecticut murat.akman@uconn.edu
Max Engelstein, Massachusetts Institute of Technology

8:00 a.m.
Twophase free boundary problem for harmonic measure with Hölder data.
Matthew Badger*, University of Connecticut
(11393522) 
8:30 a.m.
Logarithmic Epiperimetric inequality and the regularity of the freeboundary.
Luca Spolaor*, Princeton University
(11393546) 
9:00 a.m.
Quantitative Rectifiability and absolute continuity of harmonic measure.
Steve Hofmann*, University of Missouri  Columbia
(113942197) 
9:30 a.m.
The mixed boundary value problem in Lipschitz domains.
Katharine Ott*, Bates College
(113935260) 
10:00 a.m.
Exponential decay estimates for fundamental solutions of Schrödingertype operators.
Bruno Poggi*, University of Minnesota
Svitlana Mayboroda, University of Minnesota
(113935335) 
10:30 a.m.
Extrapolation of well posedness for higher order elliptic systems with rough coefficients.
Ariel Barton*, University of Arkansas
(11393552)

8:00 a.m.

Saturday April 21, 2018, 8:00 a.m.10:50 a.m.
Special Session on Relations Between the History and Pedagogy of Mathematics, I
215, Shillman Hall
Organizers:
Amy AckerbergHastings,
David L. Roberts, Prince George's Community College robertsdl@aol.com

8:00 a.m.
Christopher Wren, John Wallis and the Cycloid.
Maria R Zack*, Point Loma Nazarene University
(11390172) 
8:30 a.m.
The History of Calculus as a Guide to Teaching Calculus.
Eugene Boman*, The Pennsylvania State University, Harrisburg campus
(113901212) 
9:00 a.m.
Calculus 18751920: The Lay of the Land.
Tom Bannon, Adelphi U.
Walter J. Meyer*, Adelphi U.
(113901143) 
9:30 a.m.
Teaching Calculus with Infinitesimals.
Rebecca Kathryn Vinsonhaler*, University of Texas  Austin
(113997263) 
10:00 a.m.
The importance of historical remarks in upper level undergraduate math classes: Calculus 3, Linear Algebra and Differential Equations.
Malgorzata Aneta Marciniak*, City University of New York, LaGuardia Community College
(113901689) 
10:30 a.m.
Enhancing a complex analysis course with historical context.
Maritza M. Branker*, Niagara University
(11399735)

8:00 a.m.

Saturday April 21, 2018, 8:00 a.m.10:45 a.m.
Special Session on Singularities of Spaces and Maps, I
220, Behrakis Hall
Organizers:
Terence Gaffney, Northeastern University
David Massey, Northeastern University d.massey@northeastern.edu

8:00 a.m.
On ChernSchwartzMacPherson and motivic Chern classes of singularities.
Richard Rimanyi*, UNC Chapel Hill
(113914360) 
9:00 a.m.
Deformation Formulas for Parametrizable Hypersurfaces.
Brian Anderson Hepler*, Northeastern University
(113914348) 
10:00 a.m.
Segre zeta functions.
Paolo Aluffi*, Florida State University
(113914177)

8:00 a.m.

Saturday April 21, 2018, 8:00 a.m.9:50 a.m.
Special Session on Topics in Qualitative Properties of Partial Differential Equations, I
291, Ryder Hall
Organizers:
Changfeng Gui, University of Texas at San Antonio
Changyou Wang, Purdue University
Jiuyi Zhu, Louisiana State University jzhu18@lsu.edu

8:00 a.m.
A perturbation approach for Paneitz energy on standard three sphere.
Fengbo Hang*, New York University
Paul C Yang, Princeton University
(113949189) 
8:30 a.m.
A Hopf lemma and regularity for the fractional pLaplacians.
Wenxiong Chen*, Yeshiva University
Congming Li, University of Colorado at Boulder
Shijie Qi, Lanzhou University and Yeshiva University
(11393596) 
9:00 a.m.
MuckenhouptWheeden type bounds in quasilinear measure datum problems and their applications.
QuocHung Nguyen, Scuola Normale Superiore, Centro Ennio de Giorgi, Pisa, Italy.
Phuc Cong Nguyen*, Louisiana State University
(113935382) 
9:30 a.m.
The Sphere Covering Inequality and Its Applications.
Changfeng Gui, University of Texas at San Antonio
Amir Moradifam*, University of California, Riverside
(113935594)

8:00 a.m.

Saturday April 21, 2018, 8:00 a.m.10:50 a.m.
Special Session on Topology of Biopolymers, I
220, Shillman Hall
Organizers:
Erica Flapan, Pomona College eflapan@pomona.edu
Helen Wong, Carleton College

8:00 a.m.
On the duplexing of DNA's genetic and geometric codes.
Alex Kasman*, College of Charleston
(11399277) 
8:30 a.m.
Knot and link statistics for lattice models of biopolymers in tubes and nanochannels.
Chris Soteros*, University of Saskatchewan
(113992535) 
9:00 a.m.
Persistent homology heatmaps of knots.
Catalina Betancourt, University of Iowa
Isabel K Darcy*, University of Iowa
Robert G Scharein, Hypnagogic Software
(113957513) 
9:30 a.m.
Analysis of Protein Structure via Persistent Homology.
Marcio Gameiro*, University of Sao Paulo and Rutgers University
Konstantin Mischaikow, Rutgers University
(113992587) 
10:00 a.m.
Chromosome conformation capture data suggests that the Rabl conformation reduces the topological complexity of the yeast genome.
Javier Arsuaga*, Depts. Molecular and Cellular Biology and Mathematics, UC Davis
(113992529) 
10:30 a.m.
Knotting probability of selfavoiding polygons under a topological constraint: A sum rule derived from the factorization property.
Tetsuo Deguchi*, Ochanomizu University
Erica Uehara, Ochanomizu University
(113992465)

8:00 a.m.

Saturday April 21, 2018, 8:00 a.m.10:40 a.m.
Contributed Paper Session on AMS Contributed Paper Session, I
245, Ryder Hall

8:00 a.m.
Bright and Dark Soliton Solutions for the KP Equation.
Mutlu Akar*, Yildiz Technical University
Adem Cengiz Cevikel, Yildiz Technical University
(113935156) 
8:15 a.m.
Periodic and solitary wave solutions for the nonlinear evolution equations.
Adem Cengiz Cevikel*, Yildiz Technical University
Mutlu Akar, Yildiz Technical University
(113935157) 
8:30 a.m.
Discussion 
8:45 a.m.
Symmetry and Solutions to the Helmholtz equation inside an equilateral triangle.
Nathaniel Stambaugh*, Wentworth Institute of Technology
Mark Semon, Bates College
(11393512) 
9:00 a.m.
Periodic problems for higher order linear hyperbolic equations.
Tariel Kiguradze, Florida Institute of Technology
Noha Aljaber*, Florida Institute of Technology
(11393550) 
9:15 a.m.
Normalized solutions for some fractional Schrödinger equations.
Santosh Bhattarai*, Trocaire College
(113935103) 
9:45 a.m.
Inverse source problem for the wave equation with reduced data: an explicit solution.
Ngoc Do*, University of Arizona
Leonid Kunyansky, University of Arizona
(113935123) 
10:00 a.m.
A fixed point method for a timedependent inverse diffusion coefficient problem for a parabolic partial differential equation.
Sedar Ngoma*, SUNY Geneseo
(113935541) 
10:15 a.m.
New additive functional inequalities and partial multipliers in Banach algebras.
Choonkil Park*, Hanyang University
(113939593) 
10:30 a.m.
Symplectic induction for the linking theory of shape dynamics.
P. P. Yu*, Westminster College
(113983101)

8:00 a.m.

Saturday April 21, 2018, 8:30 a.m.10:50 a.m.
Special Session on Algebraic Number Theory, I
128, Ryder Hall
Organizers:
Michael Bush, Washington and Lee University bushm@wlu.edu
Farshid Hajir, University of Massachusetts
Christian Maire, Université Bourgogne FrancheComté

8:30 a.m.
The 2Selmer group of a number field and heuristics for narrow class groups and signature ranks of units.
David S Dummit, University of Vermont
John Voight*, Dartmouth College
Richard Foote, University of Vermont
(113911108) 
9:00 a.m.
Heuristics for narrow class groups in number fields of even degree.
Benjamin K Breen*, Dartmouth College
(113911374) 
9:30 a.m.
Malle's conjecture for compositum of number fields.
Jiuya Wang*, University of Wisconsin, Madison
(113911441) 
10:00 a.m.
Module structure of ArtinScheier theory for rank 2 elementary pabelian extensions.
Lauren Heller, University of California, Berkeley
Ján Mináč, Western University
Andrew Schultz*, Wellesley College
(113911270) 
10:30 a.m.
A Romantic Courtship of Massey Products, Koszul Algebras and Galois $p$extensions.
Jan Minac*, Western University
(113912250)

8:30 a.m.

Saturday April 21, 2018, 8:30 a.m.10:50 a.m.
Special Session on Effective Behavior in Random Environments, I
243, Ryder Hall
Organizers:
Jessica Lin, McGill University jessica.lin@mcgill.ca
Charles Smart, University of Chicago

8:30 a.m.
Numerical methods in stochastic homogenization.
Tuomo Kuusi*, University of Oulu
(113935498) 
9:00 a.m.
A Liouville theorem for stationary and ergodic ensembles of parabolic systems.
Benjamin Fehrman*, Max Planck Institute for Mathematics in the Sciences
(113935401) 
9:30 a.m.
Quenched central limit theorem rates of convergence for onedimensional random walks in random environments.
Sungwon Ahn*, Roosevelt University
Jonathon Peterson, Purdue University
(113960322) 
10:00 a.m.
Homogenization of pathwise HamiltonJacobi equations.
Benjamin Seeger*, University of Chicago
(113935558) 
10:30 a.m.
Continuity properties for boundary data homogenization problems.
William Feldman*, University of Chicago
(113935528)

8:30 a.m.

Saturday April 21, 2018, 8:30 a.m.10:45 a.m.
Special Session on Geometries Defined by Differential Forms, I
320, Behrakis Hall
Organizers:
Mahir Bilen Can, Tulane University mcan@tulane.edu
Sergey Grigorian, University of Texas Rio Grande Valley
Sema Salur, University of Rochester

8:30 a.m.
Killing Vector Fields on $G_2$ Manifolds.
Emily Autumn Windes*, University of Rochester
(113953564) 
9:00 a.m.
Geometric Structures on Manifolds with Special Holonomy and Applications.
Sema Salur*, University of Rochester
(113953562) 
9:30 a.m.
On G$_2$ manifolds with conic singularities.
Gao Chen*, Institute for Advanced Study
(113953555) 
10:00 a.m.
Complex $G_2$ Manifolds.
Selman Akbulut*, Michigan State University
(113957589)

8:30 a.m.

Saturday April 21, 2018, 8:30 a.m.10:50 a.m.
Special Session on Harmonic Analysis and Partial Differential Equations, I
433, Ryder Hall
Organizers:
Donatella Danielli, Purdue University
Irina Mitrea, Temple University imitrea@temple.edu

8:30 a.m.
Harmonic analysis techniques in several complex variables.
Loredana Lanzani*, Syracuse University
Elias M. Stein, Princeton University
(113932319) 
9:00 a.m.
The geometry of the free boundary near the fixed boundary generated by a fully nonlinear uniformly elliptic operator.
Emanuel Indrei*, Purdue University
(113935581) 
9:30 a.m.
Obstacle problems for nonlocal operators.
Donatella Danielli, Purdue University
Arshak Petrosyan, Purdue University
Camelia Pop*, University of Minnesota
(113935306) 
10:00 a.m.
Spacetime strong unique continuation for nonlocal parabolic equations.
Agnid Banerjee, TIFR, CAM Bangalore, India
Nicola Garofalo*, Dept. of Civil and Environmental Engineering, University of Padova
(113935325) 
10:30 a.m.
Poisson integral representation formulas for elliptic systems in domains with Ahlfors regular boundaries.
Dorina Mitrea*, University of Missouri
(113942550)

8:30 a.m.

Saturday April 21, 2018, 8:30 a.m.10:50 a.m.
Special Session on Hopf Algebras, Tensor Categories, and Homological Algebra, I
156, Ryder Hall
Organizers:
Cris Negron, Massachusetts Institute of Technology
Julia Plavnik, Texas A&M juliaplav@tamu.edu
Sarah Witherspoon, Texas A&M University

8:30 a.m.
Purely braided module categories.
Alexei Davydov*, Ohio University
Dmitri Nikshych, University of New Hampshire
(113918303) 
9:00 a.m.
Homogeneous spaces for compact quantum groups.
Alexandru Chirvasitu*, SUNY at Buffalo
(113916239) 
9:30 a.m.
Pointed finite tensor categories over abelian groups.
Ivan Angiono, Universidad Nacional de Cordoba
Cesar Galindo*, Universidad de los Andes
(113918608) 
10:00 a.m.
Reconstructing Kac quasiHopf algebras for grouptheoretical fusion categories via cleft extensions.
Henry Tucker*, UC San Diego
(113918694) 
10:30 a.m.
On semisimplification of tensor categories.
Pavel Etingof*, Department of Mathematics, MIT
Victor Ostrik, Department of Mathematics, University of Oregon
(113918289)

8:30 a.m.

Saturday April 21, 2018, 8:30 a.m.10:50 a.m.
Special Session on Polytopes and Discrete Geometry, I
265, Ryder Hall
Organizers:
Gabriel Cunningham, University of Massachusetts, Boston
Mark Mixer, Wentworth Institute of Technology mixerm@wit.edu
Egon Schulte, Northeastern University

8:30 a.m.
Minimizing the mean projections of finite $\rho$separable packings.
Karoly Bezdek*, University of Calgary, Canada
Zsolt Langi, Budapest University of Technology and Economics, Hungary
(113952461) 
9:00 a.m.
Measuring weighted cutandproject sets.
Alexey Garber*, The University of Texas Rio Grande Valley
(113952224) 
9:30 a.m.
Bodies of constant width and Meissner $n$polytopes.
Deborah Oliveros*, Instituto de Matemáticas UNAM
Tibor Bisztriczky, University of Calgary
(113952277) 
10:00 a.m.
Polarity and separation of convex cones.
Valeriu Soltan*, George Mason University
(113952137) 
10:30 a.m.
Extending robust versions of Tverberg's theorem.
Pablo Soberón*, Northeastern University
(113952514)

8:30 a.m.

Saturday April 21, 2018, 8:30 a.m.10:45 a.m.
Special Session on Topics in Toric Geometry, I
124, Ryder Hall
Organizers:
Ivan Martino, Northeastern University i.martino@northeastern.edu
Emanuele Ventura, Texas A&M University

8:30 a.m.
Visualizing toric vector bundles.
Kelly A Jabbusch*, University of Michigan  Dearborn
(113914198) 
9:30 a.m.
The Conormal Variety of a Schubert variety.
Rahul Singh*, Northeastern University
(113914406) 
10:00 a.m.
Toric vector bundles and buildings.
Kiumars Kaveh*, University of Pittsburgh
Christopher Manon, University of Kentucky
(113914440)

8:30 a.m.

Saturday April 21, 2018, 9:00 a.m.10:50 a.m.
Special Session on Algebraic Statistics, I
203, Ryder Hall
Organizers:
Kaie Kubjas, Massachusetts Institute of Technology
Elina Robeva, Massachusetts Institute of Technology erobeva@mit.edu

9:00 a.m.
An invitation to algebraic statistics: a brief overview.
Sonja Petrovic*, Chicago
(113962570) 
10:00 a.m.
The principal minor assignment problem and its application to learning determinantal point processes.
VictorEmmanuel Brunel*, Massachusetts Institute of Technology
(113962458) 
10:30 a.m.
Semialgebraic statistics of mixture models and restricted Boltzmann machines.
Anna Seigal*, UC Berkeley
Guido Montúfar, UCLA
(11396263)

9:00 a.m.

Saturday April 21, 2018, 9:00 a.m.10:50 a.m.
Special Session on Algebraic, Geometric, and Topological Methods in Combinatorics, I
158, Ryder Hall
Organizers:
Florian Frick, Cornell University
Pablo Soberón, Northeastern University p.soberonbravo@northeastern.edu

9:00 a.m.
Money problems and Affine Semigroups.
Jesus A. De Loera*, University of California, Davis
(11395288) 
10:00 a.m.
Variations of the nerve theorem.
Luis Montejano*, National University of Mexico at Queretaro
Frédéric Meunier, Ecole Nationale des Ponts et Chaussées, CERMICS.
(11395549) 
10:30 a.m.
Lattices from Graph Associahedra.
Emily Barnard*, Northeastern University
Thomas McConville, Massachusetts Institute of Technology
(113905365)

9:00 a.m.

Saturday April 21, 2018, 9:00 a.m.10:50 a.m.
Special Session on Arrangements of Hypersurfaces, I
153, Ryder Hall
Organizers:
Graham Denham, University of Western Ontario
Alexander I. Suciu, Northeastern University a.suciu@neu.edu

9:00 a.m.
Generators of logarithmic derivation modules of hyperplane arrangements.
Takuro Abe*, Institute of Mathematics for Industry, Kyushu University
(11393269) 
9:30 a.m.
A blowup algebra of hyperplane arrangements.
Mehdi Garrousian, Toronto, Ontario
Aron Simis, Universidade Federal de Pernambuco
Stefan Tohaneanu*, University of Idaho
(113913219) 
10:00 a.m.
Semiinverted linear spaces.
Georgy Scholten, North Carolina State University
Cynthia Vinzant*, North Carolina State University
(113914643) 
10:30 a.m.
Topology of very affine manifolds.
Laurentiu G Maxim*, University of WisconsinMadison
(113955178)

9:00 a.m.

Saturday April 21, 2018, 9:00 a.m.10:50 a.m.
Special Session on Nonlinear and Stochastic Partial Differential Equations and Applications, I
126, Ryder Hall
Organizers:
Nathan GlattHoltz, Tulane University
Vincent Martinez, Tulane University
Cecilia Mondaini, Texas A&M University cmondaini@math.tamu.edu

9:00 a.m.
Anomalous diffusion and the Generalized Langevin Equation.
Hung Nguyen*, Tulane University
(113960367) 
9:30 a.m.
Wave Propagation in Models of mRNA transport.
Veronica Ciocanel*, Mathematical Biosciences Institute, The Ohio State University
Bjorn Sandstede, Brown University
(113935283) 
10:00 a.m.
Discussion

9:00 a.m.

Saturday April 21, 2018, 9:00 a.m.10:50 a.m.
Special Session on The Analysis of Dispersive Equations, I
207, Ryder Hall
Organizers:
Marius Beceanu, University at Albany mbeceanu@albany.edu
Andrew Lawrie, Massachusetts Institute of Technology

9:00 a.m.
On the global regularity of certain quasilinear evolution models.
Alexandru D. Ionescu*, Princeton University
Benoit Pausader, Brown University
(113935703) 
9:30 a.m.
Degenerate dispersive equations.
Pierre Germain, New York University
Benjamin HarropGriffiths*, New York University
Jeremy L. Marzuola, University of North Carolina, Chapel Hill
(113935129) 
10:00 a.m.
Sharp condition on stability for rotational NLSE in 3D.
Shijun Zheng*, Georgia Southern University
Christopher Leonard, Georgia Southern University
(113935118) 
10:30 a.m.
the effective equations for polaron, derivation and dynamics.
Rupert Frank, California Institute of Technology/University of Munich
Gang Zhou*, Binghamton University
(113935320)

9:00 a.m.

Saturday April 21, 2018, 9:00 a.m.10:45 a.m.
Special Session on The Gaussian Free Field and Random Geometry, I
210, Shillman Hall
Organizers:
Jian Ding, University of Pennsylvania dingjian@wharton.upenn.edu
Vadim Gorin, Massachusetts Institute of Technology

9:00 a.m.
Random walks in random environments: a new approach.
Scott Sheffield*, Massachusetts Institute of Technology
(113960651) 
10:00 a.m.
On the Exceptional Sets of Gaussian Free Fields in Any Dimension.
Linan Chen*, McGill University, Department of Mathematics and Statistics
(113960623)

9:00 a.m.

Saturday April 21, 2018, 9:30 a.m.10:50 a.m.
Special Session on Numerical Methods and Applications, I
220, Ryder Hall
Organizers:
Vera Babenko, Ithaca College vbabenko@ithaca.edu

9:30 a.m.
Finite element simulation of wound healing.
Viktor Grigoryan*, Simmons College
(113965695) 
10:00 a.m.
Dynamics of Cooperation in Temporally Varying Environments.
Rebecca S. Terry*, University of Utah
Frederick R. Adler, University of Utah
(113992668) 
10:30 a.m.
Evolutionary game theory with applications to public health problems.
Feng Fu*, Dartmouth College
Xingru Chen, Dartmouth College
(113991204)

9:30 a.m.

Saturday April 21, 2018, 11:05 a.m.11:55 a.m.
Invited Address
Metric limits of CalabiYau manifolds.
Ballroom, Curry Student Center
Valentino Tosatti*, Northwestern University
(113953240) 
Saturday April 21, 2018, 1:55 p.m.2:45 p.m.
Invited Address
Random walk, random media and random geometry.
Ballroom, Curry Student Center
Jian Ding*, University of Pennsylvania
(113960176) 
Saturday April 21, 2018, 2:00 p.m.3:50 p.m.
Special Session on Extremal Graph Theory and Quantum Walks on Graphs, II
325, Behrakis Hall
Organizers:
Sebastian Cioabă, University of Delaware
Mark Kempton, Harvard University
Gabor Lippner, Northeastern University
Michael Tait, Carnegie Mellon University mtait@cmu.edu

2:00 p.m.
Jumps in speeds of hereditary properties in finite relational languages.
Caroline Terry*, University of Maryland, College Park
(113905473) 
2:30 p.m.
On the error of a priori sampling: zero forcing sets and propagation time.
Franklin H. J. Kenter*, United States Naval Academy
Jephian C.H. Lin, University of Victoria
(113905496) 
3:00 p.m.
For every quantum walk there is a (classical) lifted Markov chain with the same mixing time.
Danial Dervovic*, University College London
(11390525) 
3:30 p.m.
Quantum cloning derived from Quantum walks.
Alastair Kay*, Royal Holloway University of London
(113981257)

2:00 p.m.

Saturday April 21, 2018, 3:00 p.m.4:50 p.m.
Special Session on Algebraic Number Theory, II
128, Ryder Hall
Organizers:
Michael Bush, Washington and Lee University bushm@wlu.edu
Farshid Hajir, University of Massachusetts
Christian Maire, Université Bourgogne FrancheComté

3:00 p.m.
Hasse Principles for Multinorm Equations.
Eva BayerFluckiger*, EPFL Lausanne, Switzerland
Tingyu Lee, Dortmund University
Raman Parimala, Emory University
(113911130) 
3:30 p.m.
Heuristics for pclass towers.
Nigel Boston*, University of Wisconsin  Madison
Michael R. Bush, Washington and Lee University
Farshid Hajir, University of Massachusetts  Amherst
(113911463) 
4:00 p.m.
A Nonabelian Version of the CohenLenstra Probability Measure.
Yuan Liu*, University of WisconsinMadison
(113911585) 
4:30 p.m.
Root Discriminant bounds in infinite towers number fields.
Ravi Ramakrishna*, Cornell University
(113911595)

3:00 p.m.

Saturday April 21, 2018, 3:00 p.m.4:50 p.m.
Special Session on Algebraic Statistics, II
203, Ryder Hall
Organizers:
Kaie Kubjas, Massachusetts Institute of Technology
Elina Robeva, Massachusetts Institute of Technology erobeva@mit.edu

3:00 p.m.
Factoring graphs, matrices, and polynomials as tensor products.
LekHeng Lim, University of Chicago
Jose Israel Rodriguez*, University of Chicago
(113915527) 
3:30 p.m.
Typical and generic ranks in lowrank matrix completion.
Daniel Irving Bernstein*, North Carolina State University
Greg Blekherman, Georgia Institute of Technology
Rainer Sinn, FU Berlin
(113914131) 
4:00 p.m.
The geometry of discrete copulas.
Elisa Perrone*, LIDS / EECS Department, Massachusetts Institute of Technology, Cambridge MA (USA)
(113962275) 
4:30 p.m.
A distributed, asynchronous Buchberger's algorithm.
Sara Jamshidi*, Penn State University
Jason Morton, Penn State University
(113914326)

3:00 p.m.

Saturday April 21, 2018, 3:00 p.m.4:50 p.m.
Special Session on Algebraic, Geometric, and Topological Methods in Combinatorics, II
158, Ryder Hall
Organizers:
Florian Frick, Cornell University
Pablo Soberón, Northeastern University p.soberonbravo@northeastern.edu

3:00 p.m.
Simplicial resolutions and no kequal spaces.
Caroline Klivans*, Brown University
(113905605) 
3:30 p.m.
Symmetric Sums of Squares over kSubset Hypercubes.
Annie Raymond*, University of Massachusetts, Amherst
James Saunderson, Monash University
Mohit Singh, Georgia Institute of Technology
Rekha Thomas, University of Washington
(113905323) 
4:00 p.m.
Abelian duality spaces.
Graham C. Denham, Department of Mathematics, University of Western Ontario, London, ON N6A 5B7, Canada
Alexander I. Suciu*, Department of Mathematics, Northeastern University, Boston, MA 02115, USA
(113955411) 
4:30 p.m.
Connections between Čech complexes and the Carathéodory orbitope.
Michal Adamaszek, MOSEK
Henry Adams*, Colorado State University
Florian Frick, Cornell University
(11395262)

3:00 p.m.

Saturday April 21, 2018, 3:00 p.m.4:50 p.m.
Special Session on Algorithmic Group Theory and Applications, II
431, Ryder Hall
Organizers:
Delaram Kahrobaei, City University of New York dkahrobaei@gc.cuny.edu
Antonio Tortora, University of Salerno

3:00 p.m.
Group and graph theoretic problems through rightangled Artin groups.
Ramón Flores, University of Seville, Spain
Delaram Kahrobaei, CUNY Graduate Center
Thomas Koberda*, University of Virginia
(113920403) 
3:30 p.m.
Solving the Conjugacy Decision Problem via Machine Learning.
Jonathan Gryak*, University of Michigan, Ann Arbor
Robert M. Haralick, The Graduate Center, City University of New York
Delaram Kahrobaei, The Graduate Center, City University of New York
(113920125) 
4:00 p.m.
Fast Quantum Algorithm for Solving Multivariate Quadratic Equations.
Kelsey Horan*, Ph.D. Program in Computer Science/The Graduate Center, CUNY
JeanCharles Faugere, UPMC University Paris 06 and INRIA, Paris Center
Delaram Kahrobaei, PhD Program in Computer Science/The Graduate Center, CUNY
Marc Kaplan, School of Informatics/University of Edinburgh and UPMC University Paris 06
Elham Kashefi, School of Informatics/University of Edinburgh and UPMC University Paris 06
Ludovic Perret, UPMC University Paris 06 and INRIA, Paris Center
(113968182) 
4:30 p.m.
Combinatorial Algebra and Fully Homomorphic Encryption for Implementation of Private Classification Algorithms.
Alexander N Wood*, The Graduate Center, CUNY
Vladimir Shpilrain, The City College of New York, CUNY
Ali Mostashari, LifeNome Inc.
Kayvan Najarian, The University of Michigan
Delaram Kahrobaei, The Graduate Center, CUNY
(113968519)

3:00 p.m.

Saturday April 21, 2018, 3:00 p.m.4:50 p.m.
Special Session on Analysis and Geometry in Nonsmooth Spaces, II
296, Ryder Hall
Organizers:
Nageswari Shanmugalingam, University of Cincinnati
Gareth Speight, University of Cincinnati speighgh@ucmail.uc.edu

3:00 p.m.
Topologically nontrivial counterexamples to Sard's theorem.
Paweł Goldstein, University of Warsaw
Piotr Hajłasz*, University of Pittsburgh
Pekka Pankka, University of Helsinki
(113957351) 
3:30 p.m.
Null Lagrangian Measures in planes, compensated compactness and conservation laws.
Andrew Lorent*, University of Cincinnati
Guanying Peng, University of Arizona
(113935603) 
4:00 p.m.
Harmonic measure distribution functions for a class of multiplyconnected symmetrical slit domains.
Marie A. Snipes*, Kenyon College
(113930432) 
4:30 p.m.
Neumann heat flow and gradient flow for the entropy on nonconvex domains.
Janna Lierl*, University of Connecticut
KarlTheodor Sturm, University of Bonn
(113958420)

3:00 p.m.

Saturday April 21, 2018, 3:00 p.m.4:50 p.m.
Special Session on Arithmetic Dynamics, II
159, Ryder Hall
Organizers:
Jacqueline M. Anderson, Bridgewater State University
Robert Benedetto, Amherst College
Joseph H. Silverman, Brown University jhs@math.brown.edu

3:00 p.m.
Local arboreal representations.
Jacqueline Anderson*, Bridgewater State University
Spencer Hamblen, McDaniel College
Bjorn Poonen, Massachusetts Institute of Technology
Laura Walton, Brown University
(11391155) 
3:30 p.m.
When can two arboreal representations be isomorphic?
Thomas J Tucker*, University of Rochester
Wayne Peng, University of Rochester
(113911515) 
4:00 p.m.
Smallest representatives of $SL(2,\mathbb{Z})$orbits of binary forms and endomorphisms of $\mathbb{P}^1$.
Benjamin Hutz*, Saint Louis University
Michael Stoll, Universitat Bayreuth
(113937265) 
4:30 p.m.
A New `Height' in Arithmetic Dynamics.
Kenneth Jacobs*, Northwestern
(113937394)

3:00 p.m.

Saturday April 21, 2018, 3:00 p.m.4:50 p.m.
Special Session on Arrangements of Hypersurfaces, II
153, Ryder Hall
Organizers:
Graham Denham, University of Western Ontario
Alexander I. Suciu, Northeastern University a.suciu@neu.edu

3:00 p.m.
Supersolvable posets.
Christin Bibby*, University of Michigan
(113905533) 
3:30 p.m.
KazhdanLusztig polynomials of matroids.
Nicholas James Proudfoot*, University of Oregon
Max Wakefield, U.S. Naval Academy
Ben Young, University of Oregon
(113905231) 
4:00 p.m.
Equivariant cohomology and intersection cohomology of a completion of a hyperplane arrangement.
Tom Braden*, University of Massachusetts Amherst
June Huh, IAS and Princeton University
Jacob Matherne, University of Massachusetts Amherst
Nicholas Proudfoot, University of Oregon
Botong Wang, University of Wisconsin
(113914233) 
4:30 p.m.
Higher resonance in the braid arrangement.
Michael J Falk*, Northern Arizona University
(113905540)

3:00 p.m.

Saturday April 21, 2018, 3:00 p.m.4:50 p.m.
Special Session on Combinatorial Aspects of Nilpotent Orbits, II
155, Ryder Hall
Organizers:
Anthony Iarrobino, Northeastern University a.iarrobino@neu.edu
Leila Khatami, Union College
Juliana Tymoczko, Smith College

3:00 p.m.
Reverse plane partitions via representations of quivers I.
Alexander Garver, Universite du Quebec a Montreal
Rebecca Patrias*, Universite du Quebec a Montreal
Hugh Thomas, Universite du Quebec a Montreal
(113905261) 
3:30 p.m.
Reverse plane partitions via representations of quivers II.
Alexander Garver*, Universite du Quebec a Montreal
Rebecca Patrias, Universite du Quebec a Montreal
Hugh Thomas, Universite du Quebec a Montreal
(113905246) 
4:00 p.m.
Reverse plane partitions via representations of quivers III.
Alexander Garver, Université du Québec à Montréal
Rebecca Patrias, Université du Québec à Montréal
Hugh Thomas*, Université du Québec à Montréal
(113905311) 
4:30 p.m.
Admissible modules and normality of classical nilpotent orbits.
Kayue Daniel Wong*, Cornell University
Dan Barbasch, Cornell University
(113922409)

3:00 p.m.

Saturday April 21, 2018, 3:00 p.m.4:50 p.m.
Special Session on Combinatorial Representation Theory, II
154, Ryder Hall
Organizers:
Laura Colmenarejo, York University laura.colmenarejo.hernando@gmail.com
Ricky Liu, North Carolina State University
Rosa Orellana, Dartmouth College

3:00 p.m.
Asymptotics and bounds of skew SYTs, Kronecker and LittlewoodRichardson coefficients.
Greta Panova*, University of Pennsylvania and Institute for Advanced Study
(113905249) 
3:30 p.m.
Spectral properties of shuffling operators in symmetric group algebras.
Nadia Lafrenière, Université du Québec à Montréal
Franco V Saliola*, Université du Québec à Montréal
Stéphanie Schanck, Université du Québec à Montréal
(113905556) 
4:00 p.m.
Chromatic symmetric functions and $e$positivity.
Samantha Dahlberg*, The University of British Columbia
(113905214) 
4:30 p.m.
Computing with the Quasisymmetric Power Sums.
Angela Hicks*, Lehigh University
Cristina Ballantine, College of the Holy Cross
Zajj Daugherty, City College of New York
Sarah Mason, Wake Forest University
Elizabeth Niese, Marshall University
(113905648)

3:00 p.m.

Saturday April 21, 2018, 3:00 p.m.4:50 p.m.
Special Session on Connections Between Trisections of 4manifolds and Lowdimensional Topology, II
315, Behrakis Hall
Organizers:
Jeffrey Meier, University of Georgia
Juanita PinzonCaicedó, North Carolina State University jpinzon@ncsu.edu

3:00 p.m.
Diagrammatics of knotted surfaces.
Alexander Zupan*, University of NebraskaLincoln
(113957659) 
3:30 p.m.
Bridge trisections in $\mathbb{CP}^2$.
Peter LambertCole*, Georgia Institute of Technology
(113957682) 
4:00 p.m.
Quandle Invariants via Bridge Trisections.
Jason Joseph*, University of Georgia
(113957582) 
4:30 p.m.
Simplified broken Lefschetz fibrations and trisections.
R. Inanc Baykur*, University of Massachusetts Amherst
Osamu Saeki, Kyushu University
(113957553)

3:00 p.m.

Saturday April 21, 2018, 3:00 p.m.4:45 p.m.
Special Session on Dynamical systems, Geometric Structures and Special Functions, II
267, Ryder Hall
Organizers:
Alessandro Arsie, University of Toledo
Oksana Bihun, University of Colorado, Colorado Springs obihun@uccs.edu

3:00 p.m.
Generalized hypergeometric functions and integrable hydrodynamic type equations.
Yuji Kodama*, The Ohio State University
(113935136) 
4:00 p.m.
The Kleinian sigma function: Algebraic and transcendental aspects.
Emma Previato*, Boston University
(113933577)

3:00 p.m.

Saturday April 21, 2018, 3:00 p.m.4:50 p.m.
Special Session on Effective Behavior in Random Environments, II
243, Ryder Hall
Organizers:
Jessica Lin, McGill University jessica.lin@mcgill.ca
Charles Smart, University of Chicago

3:00 p.m.
The EdwardsWilkinson limit for stochastic heat equation in high dimensions.
Yu Gu*, CMU
Lenya Ryzhik, Stanford University
Ofer Zeitouni, Weizmann Institute and Courant Institute
(11396057) 
3:30 p.m.
Homogenization of a class of onedimensional nonconvex viscous HamiltonJacobi equations with random potential.
Elena Kosygina*, Baruch College and the CUNY Graduate Center
Atilla Yilmaz, Koç University and NYU
Ofer Zeitouni, Weizmann Institute and NYU
(11396067) 
4:00 p.m.
The weighted pLaplacian and semisupervised learning.
Jeff Calder*, University of Minnesota
(113935340) 
4:30 p.m.
Stationary coalescing walks on the lattice.
Jon Chaika, University of Utah
Arjun Krishnan*, University of Rochester
(113960154)

3:00 p.m.

Saturday April 21, 2018, 3:00 p.m.4:45 p.m.
Special Session on Ergodic Theory and Dynamics in Combinatorial Number Theory, II
456, Ryder Hall
Organizers:
Stanley Eigen, Northeastern University
Daniel Glasscock, Northeastern University d.glasscock@northeastern.edu
Vidhu Prasad, University of Massachusetts, Lowell

3:00 p.m.
IP sets and weakly mixing groups.
V Bergelson, Ohio State University
D Robertson*, University of Utah
(113937104) 
3:30 p.m.
Nilsequences and multiple correlations along subsequences.
Anh Ngoc Le*, Northwestern University
(11393786) 
4:00 p.m.
Problem Session

3:00 p.m.

Saturday April 21, 2018, 3:00 p.m.4:45 p.m.
Special Session on Facets of Symplectic Geometry and Topology, II
204, Behrakis Hall
Organizers:
Tara Holm, Cornell University
Jo Nelson, Columbia University
Jonathan Weitsman, Northeastern University j.weitsman@neu.edu

3:00 p.m.
Symplectic embeddings in dimension greater than 4.
Dan CristofaroGardiner*, University of California, Santa Cruz
Richard Hind, Notre Dame University
Dusa McDuff, Barnard College
(113953201) 
4:00 p.m.
Symplectic cohomological rigidity and toric degenerations.
Susan Tolman*, University of Illinois at UrbanaChampaign
(113953174)

3:00 p.m.

Saturday April 21, 2018, 3:00 p.m.4:45 p.m.
Special Session on Geometries Defined by Differential Forms, II
320, Behrakis Hall
Organizers:
Mahir Bilen Can, Tulane University mcan@tulane.edu
Sergey Grigorian, University of Texas Rio Grande Valley
Sema Salur, University of Rochester

3:00 p.m.
A heat flow of isometric $G_2$structures.
Sergey Grigorian*, University of Texas Rio Grande Valley
(113953482) 
3:30 p.m.
Lagrangiantype submanifolds of G$_2$ and Spin$(7)$ manifolds.
Rebecca Glover*, University of St. Thomas
Sema Salur, University of Rochester
(113953666) 
4:00 p.m.
$G_2$structures and Ricci solitons.
Anna Fino*, Università di Torino
(113953188)

3:00 p.m.

Saturday April 21, 2018, 3:00 p.m.4:45 p.m.
Special Session on Geometry and Analysis of Fluid Equations, II
285, Ryder Hall
Organizers:
Robert McOwen, Northeastern University
Peter Topalov, Northeastern University p.topalov@northeastern.edu

3:00 p.m.
Beyond Arnold's geodesic framework of an ideal hydrodynamics I.
Boris Khesin*, University of Toronto
(113958113) 
4:00 p.m.
Beyond Arnold's geodesic framework of an ideal hydrodynamics II.
Anton Izosimov*, Toronto
(113958114)

3:00 p.m.

Saturday April 21, 2018, 3:00 p.m.4:45 p.m.
Special Session on Geometry of Moduli Spaces, II
105, Behrakis Hall
Organizers:
AnaMarie Castravet, Northeastern University
Emanuele Macrí, Northeastern University e.macri@northeastern.edu
Benjamin Schmidt, University of Texas
Xiaolei Zhao, Northeastern University

3:00 p.m.
On finite generation of the section ring of the determinant line bundle.
Angela Gibney*, Rutgers University
Prakash Belkale, University of North Carolina at Chapel Hill
(113914471) 
4:00 p.m.
Cohomology stabilization of Hom spaces and Manin's conjecture.
David H Yang*, Harvard University
(113914206)

3:00 p.m.

Saturday April 21, 2018, 3:00 p.m.4:50 p.m.
Special Session on Harmonic Analysis and Partial Differential Equations, II
433, Ryder Hall
Organizers:
Donatella Danielli, Purdue University
Irina Mitrea, Temple University imitrea@temple.edu

3:00 p.m.
Localization of eigenfunctions via an effective potential.
David Jerison*, MIT
(113935269) 
3:30 p.m.
Boundary value problems for elliptic complex coefficient divergence form operators.
Jill Pipher*, Brown University
Martin Dindos, Univeristy of Edinburgh
(113935552) 
4:00 p.m.
Multidimensional Toeplitz operators with discontinuous symbols.
Michael E. Taylor*, Mathematics Dept., University of North Carolina
(11393566) 
4:30 p.m.
FatouType Results for Elliptic Systems in Uniformly Rectifiable Domains.
Marius Mitrea*, University of Missouri
(113942551)

3:00 p.m.

Saturday April 21, 2018, 3:00 p.m.4:50 p.m.
Special Session on Homological Commutative Algebra, II
161, Ryder Hall
Organizers:
Sean SatherWagstaff, Clemson University
Oana Veliche, Northeastern University O.Veliche@northeastern.edu

3:00 p.m.
Completions of Noncatenary Local Domains.
Chloe I. Avery, UCSB College of Creative Studies
Caitlyn Booms, University of Notre Dame
Timothy M. Kostolansky, Williams College
Susan Loepp*, Williams College
Alex Semendinger, Williams College
(113913353) 
3:30 p.m.
Applying homological algebra to a problem on symbolic powers.
Eloísa Grifo*, University of Virginia
(113913341) 
4:00 p.m.
Hearing the Limiting Shape of a Hypersurface Configuration.
Robert M Walker*, University of MichiganAnn Arbor, MI
(113913223) 
4:30 p.m.
Reduction numbers and multiplicity of the Sally module.
Laura Ghezzi*, New York City College of Technology, CUNY
(113913235)

3:00 p.m.

Saturday April 21, 2018, 3:00 p.m.4:50 p.m.
Special Session on Hopf Algebras, Tensor Categories, and Homological Algebra, II
156, Ryder Hall
Organizers:
Cris Negron, Massachusetts Institute of Technology
Julia Plavnik, Texas A&M juliaplav@tamu.edu
Sarah Witherspoon, Texas A&M University

3:00 p.m.
Semisimple Hopf actions on path algebras of quivers.
Chelsea Walton*, Temple University
(113916387) 
3:30 p.m.
Extensions of YetterDrinfel'd Hopf Algebras I.
Yorck Sommerhäuser*, Memorial University of Newfoundland
(113916500) 
4:00 p.m.
Extensions of YetterDrinfel'd Hopf Algebras II.
Yevgenia Kashina*, DePaul University
(113916544) 
4:30 p.m.
Examples of Reflection Hopf Algebras.
Ellen Kirkman*, Wake Forest University
Luigi Ferraro, Wake Forest University
W. Frank Moore, Wake Forest University
Robert Won, Wake Forest University
(113916395)

3:00 p.m.

Saturday April 21, 2018, 3:00 p.m.4:50 p.m.
Special Session on Mathematical Perspectives in Quantum Information Theory, II
420, Shillman Hall
Organizers:
Aram Harrow, Massachusetts Institute of Technology
Christopher King, Northeastern University c.king@northeastern.edu

3:00 p.m.
Quantum states cannot be transmitted efficiently classically.
Ashley Montanaro*, University of Bristol
(113968345) 
3:30 p.m.
Exploiting wave function symmetries in quantum simulation.
James D Whitfield*, Dartmouth College
Sahil Gulania, University of Southern California
(113981426) 
4:00 p.m.
Quantum Algorithms for Connectivity: Applications and Analysis.
Shelby Kimmel*, Middlebury College
Michael Jarret, Perimeter Institute
Stacey Jeffery, Qusoft, CWI
Alvaro Piedrafita, Qusoft, CWI
(113981153) 
4:30 p.m.
Approximate unitary $t$designs by short random quantum circuits using nearestneighbor and longrange gates.
Aram W. Harrow, MIT
Saeed Mehraban*, MIT
(113981536)

3:00 p.m.

Saturday April 21, 2018, 3:00 p.m.4:50 p.m.
Special Session on Mathematical Problems of Relativistic Physics: Classical and Quantum, II
435, Ryder Hall
Organizers:
Michael Kiessling, Rutgers University
A. Shadi TahvildarZadeh, Rutgers University shadit@math.rutgers.edu

3:00 p.m.
Nonlinear stability of selfgravitating massive fields.
Philippe G. LeFloch*, Sorbonne University
(113983398) 
3:30 p.m.
Viscous dynamics in cosmological fluids.
Shabnam Beheshti*, Queen Mary University of London
(113983309) 
4:00 p.m.
Static perfect fluids in general relativity.
Annegret Y. Burtscher*, Rutgers University
(113983124) 
4:30 p.m.
Tidal energy in Newtonian twobody motion.
Shuang Miao, EPFL, Lausanne, Switzerland
Sohrab M. Shahshahani*, UMass, Amherst
(11393575)

3:00 p.m.

Saturday April 21, 2018, 3:00 p.m.4:50 p.m.
Special Session on Noncommutative Algebra and Representation Theory, II
247, Ryder Hall
Organizers:
Van C. Nguyen, Hood College nguyen@hood.edu
Alex Martsinkovsky, Northeastern University
Gordana Todorov, Northeastern University

3:00 p.m.
The tamewild dichotomy for infinite dimensional algebras and the BrauerThrall 3 conjectures.
Miodrag C Iovanov*, The University of Iowa
(113916670) 
3:30 p.m.
An introduction to derivators.
John M Zhang*, UCLA
(113918253) 
4:00 p.m.
Determinants of Graded Cartan matrices of Nakayama algebras.
Emre Sen*, Northeastern University
(113916418) 
4:30 p.m.
Twisted tensor products.
Anne V. Shepler*, Univ. of North Texas
Sarah Witherspoon, Texas A&M Univ.
(113916604)

3:00 p.m.

Saturday April 21, 2018, 3:00 p.m.4:50 p.m.
Special Session on Nonlinear ReactionDiffusion Equations and Their Applications, II
283, Ryder Hall
Organizers:
Nsoki Mavinga, Swarthmore College
Quinn Morris, Swarthmore College qmorris1@swarthmore.edu

3:00 p.m.
Dynamics of populations with individual variation in dispersal on bounded domains.
Robert Stephen Cantrell, Department of Mathematics, University of Miami and Institute for Applied Mathematics, Renmin University of China
Chris Cosner*, Department of Mathematics, University of Miami
Xiao Yu, Department of Mathematics, University of Miami
(11393558) 
3:30 p.m.
Effects of patch matrix and individual movement response on population persistence at the patchlevel.
Jim Cronin, Louisiana State University
Jerome Goddard II*, Auburn University Montgomery
R. Shivaji, University of North Carolina Greensboro
(113992627) 
4:00 p.m.
Behavior of solutions to an Elliptic Free Boundary Problem near a Neumann Fixed Boundary.
John Gemmer, Wake Forest University
Gary Moon, University of North Carolina, Chapel Hill
Sarah Raynor*, Wake Forest University
(11393551) 
4:30 p.m.
Spectral characterization of surfaces in shape recognition problems.
Mauricio Alexander Rivas*, University of North Carolina Greensboro
(113935524)

3:00 p.m.

Saturday April 21, 2018, 3:00 p.m.4:50 p.m.
Special Session on Nonlinear and Stochastic Partial Differential Equations and Applications, II
126, Ryder Hall
Organizers:
Nathan GlattHoltz, Tulane University
Vincent Martinez, Tulane University
Cecilia Mondaini, Texas A&M University cmondaini@math.tamu.edu

3:00 p.m.
Global Regularity for 1D Viscous Compressible Fluid Models with Degenerate Viscosity.
Peter Constantin, Princeton University
Theodore D Drivas*, Princeton University
Huy Q Nguyen, Princeton University
Federico Pasqualotto, Princeton University
(113935453) 
3:30 p.m.
Conic programming of a variational inequality for selfassembly.
David Shirokoff*, New Jersey Institute of Technology
Mahdi Bandegi, New Jersey Institute of Technology
(113935580) 
4:00 p.m.
Stability shift for the Muskat problem.
Diego Cordoba, ICMAT, Madrid
Javier GomezSerrano*, Princeton University
Andrej Zlatos, UCSD
(113935688) 
4:30 p.m.
Topological models of collective behavior: local interactions imply alignment.
Roman Shvydkoy*, UIC
Eitan Tadmor, University of Maryland
(113935181)

3:00 p.m.

Saturday April 21, 2018, 3:00 p.m.4:50 p.m.
Special Session on Numerical Methods and Applications, II
220, Ryder Hall
Organizers:
Vera Babenko, Ithaca College vbabenko@ithaca.edu

3:00 p.m.
Piecewise polynomial copulas.
Tatyana Sorokina*, Towson University
Min Ji, Towson University
Liang Dong, Towson University
(113941358) 
3:30 p.m.
Quadrature formulas for setvalued functions. Errors estimates. Optimization.
Vladyslav Babenko*, Oles Honchar Dnipro National University
Vira Babenko, Ithaca College
Mariia Polischuk, Oles Honchar Dnipro National University
(113941192) 
4:00 p.m.
Optimal recovery of three times differentiable functions on a convex polytope inscribed in a sphere.
Sergiy Borodachov*, Towson University
(11396542) 
4:30 p.m.
Approximation of some classes of setvalued periodic functions by generalized trigonometric polynomials.
Vira Babenko*, Ithaca College
Vladyslav Babenko, Oles Honchar Dnipro National University
Mariia Polischuk, Oles Honchar Dnipro National University
(113941193)

3:00 p.m.

Saturday April 21, 2018, 3:00 p.m.4:50 p.m.
Special Session on Optimization Under Uncertainty, II
315, Shillman Hall
Organizers:
Yingdong Lu, IBM Research yingdong@us.ibm.com
Mark S. Squillante, IBM Research

3:00 p.m.
DataDriven Robust Optimization in Routing Problems.
Mehdi Behroozi*, Assistant Professor, Department of Mechanical and Industrial Engineering, Northeastern University
(113949707) 
3:30 p.m.
Dynamic Scheduling and Maintenance of a Deteriorating Server.
Jefferson Huang*, Cornell University
(113990266) 
4:00 p.m.
Multiresource fair sharing for multiclass workflows.
Li Zhang*, IBM Research
(113968653) 
4:30 p.m.
Adaptive and Resilient Revenue Maximizing Dynamic Resource Allocation and Pricing for CloudEnabled IoT Systems.
Muhammad Junaid Farooq*, New York University
Quanyan Zhu, New York University
(113949361)

3:00 p.m.

Saturday April 21, 2018, 3:00 p.m.4:50 p.m.
Special Session on Polytopes and Discrete Geometry, II
265, Ryder Hall
Organizers:
Gabriel Cunningham, University of Massachusetts, Boston
Mark Mixer, Wentworth Institute of Technology mixerm@wit.edu
Egon Schulte, Northeastern University

3:00 p.m.
Parity representations of posets.
Jim Lawrence*, Department of Mathematical Sciences, George Mason University
(113906430) 
3:30 p.m.
Neighbourtransitive codes in odd graphs.
Eugenia O'ReillyRegueiro*, IMUNAM
(113905647) 
4:00 p.m.
Counting Admissible Complexes for the XRay Transform over the twoelement Field.
Eric L Grinberg*, UMass Boson
Mehmet Orhon, University of New Hampshire
(113944606) 
4:30 p.m.
Geometric properties of involutions in classical groups.
Peter A Brooksbank*, Bucknell University
(113920287)

3:00 p.m.

Saturday April 21, 2018, 3:00 p.m.4:50 p.m.
Special Session on Regularity of PDEs on Rough Domains, II
157, Ryder Hall
Organizers:
Murat Akman, University of Connecticut murat.akman@uconn.edu
Max Engelstein, Massachusetts Institute of Technology

3:00 p.m.
Regularity Results for a Penalized Boundary Obstacle Problem.
Thomas Backing, Purdue University
Donatella Danielli*, Purdue University
Rohit Jain, McGill University
(11393595) 
3:30 p.m.
How to obtain parabolic theorems from their elliptic counterparts.
Blair Davey*, City College of New York, CUNY
(11393534) 
4:00 p.m.
Higher regularity of the free boundary in the parabolic Signorini problem.
Agnid Banerjee, TIFR CAM
Mariana Smit Vega Garcia*, University of Washington
Andrew K. Zeller, Purdue University
(113935220) 
4:30 p.m.
Solvability of Elliptic Equations with Lower Order Terms.
Jose Luis Luna Garcia*, University of Missouri Columbia
Steve Hofmann, University of Missouri Columbia
Svitlana Mayboroda, University of Minnesota
Simon Bortz, University of Minnesota
Bruno Poggi, University of Minnesota
(113935455)

3:00 p.m.

Saturday April 21, 2018, 3:00 p.m.4:50 p.m.
Special Session on Relations Between the History and Pedagogy of Mathematics, II
215, Shillman Hall
Organizers:
Amy AckerbergHastings,
David L. Roberts, Prince George's Community College robertsdl@aol.com

3:00 p.m.
Finding the center of a circular starting line in an ancient Greek stadium.
Chris Rorres*, Drexel University
(11390161) 
3:30 p.m.
Lewis Carroll should have taught sixth grade math.
Stuart Moskowitz*, Humboldt State University
(113901683) 
4:00 p.m.
Military calculating machines 19201945.
Theodora J Dryer*, Consortium for History of Science, Technology, and Medicine
(113901686) 
4:30 p.m.
Emergency Training: Mathematics for the Engineer during the Second World War.
Brit Shields*, University of Pennsylvania
(113901671)

3:00 p.m.

Saturday April 21, 2018, 3:00 p.m.4:45 p.m.
Special Session on Singularities of Spaces and Maps, II
220, Behrakis Hall
Organizers:
Terence Gaffney, Northeastern University
David Massey, Northeastern University d.massey@northeastern.edu

3:00 p.m.
A new approach to rational singularities.
Sándor J Kovács*, University of Washington
(11391433) 
4:00 p.m.
Deficient conormal singularities and local volumes.
Antoni K Rangachev*, University of Chicago
(113914548)

3:00 p.m.

Saturday April 21, 2018, 3:00 p.m.4:50 p.m.
Special Session on The Analysis of Dispersive Equations, II
207, Ryder Hall
Organizers:
Marius Beceanu, University at Albany mbeceanu@albany.edu
Andrew Lawrie, Massachusetts Institute of Technology

3:00 p.m.
Scattering below the ground state threshold for nonlinear Schrödinger equations.
Benjamin Dodson, Johns Hopkins University
Jason Murphy*, Missouri University of Science and Technology
(113935241) 
3:30 p.m.
Wellposedness for the cubic NLS on tori.
Haitian Yue*, UMass Amherst
(113935537) 
4:00 p.m.
Signature for Decay Rates and Trapped Surface Formation.
Xinliang An*, University of Toronto
(11393592) 
4:30 p.m.
Low Regularity Global Existence for the Periodic Zakharov System.
E. L. Compaan*, Massachusetts Institute of Technology
(113935490)

3:00 p.m.

Saturday April 21, 2018, 3:00 p.m.4:20 p.m.
Special Session on The Gaussian Free Field and Random Geometry, II
210, Shillman Hall
Organizers:
Jian Ding, University of Pennsylvania dingjian@wharton.upenn.edu
Vadim Gorin, Massachusetts Institute of Technology

3:00 p.m.
Upper Tail Large Deviations in First Passage Percolation.
Allan Sly*, Princeton University
Riddhipratim Basu, International Centre for Theoretical Sciences, Tata Institute of Fundamental Research
Shirshendu Ganguly, University of California, Berkeley
(113960230) 
4:00 p.m.
Nonintersecting Random Walks and Gaussian Free Field.
Jiaoyang Huang*, Harvard
(113960255)

3:00 p.m.

Saturday April 21, 2018, 3:00 p.m.4:20 p.m.
Special Session on Topics in Qualitative Properties of Partial Differential Equations, II
291, Ryder Hall
Organizers:
Changfeng Gui, University of Texas at San Antonio
Changyou Wang, Purdue University
Jiuyi Zhu, Louisiana State University jzhu18@lsu.edu

3:00 p.m.
LojasiewiczSimon gradient inequalities and convergence of weak gradient flows to weak limits.
Paul M. N. Feehan*, Rutgers, The State University of New Jersey
(11393513) 
3:30 p.m.
The oblique derivative problem in Lipschitz domains.
Hongjie Dong*, Brown University
Zongyuan Li, Brown University
(113935141) 
4:00 p.m.
Layer solutions for a onedimenional nonlocal model of GinzburgLandau type.
Koshin Chen, University of Connecticut
Cyrill Muratov, New Jersey Institute of Technology
Xiaodong Yan*, University of Connecticut
(11393576)

3:00 p.m.

Saturday April 21, 2018, 3:00 p.m.4:50 p.m.
Special Session on Topics in Toric Geometry, II
124, Ryder Hall
Organizers:
Ivan Martino, Northeastern University i.martino@northeastern.edu
Emanuele Ventura, Texas A&M University

3:00 p.m.
Fujita's Freeness Conjecture for ComplexityOne TVarieties.
Klaus Altmann, Freie Universität Berlin
Nathan Ilten*, Simon Fraser University
(113914127) 
4:00 p.m.
Irrational Toric Varieties.
Ata Firat Pir*, Texas A&M University
(113914470) 
4:30 p.m.
The Maximum Likelihood Degree of Toric Varieties.
Carlos Amendola, TU Munich
Nathan Bliss, UIC
Isaac Burke, National University of Ireland, Galway
Courtney R. Gibbons, Hamilton College
Martin Helmer, UC Berkeley
Serkan Hosten, San Francisco State University
Evan D. Nash, Ohio State
Jose Israel Rodriguez*, University of Chicago
Daniel Smolkin, University of Utah Department of Mathematics
(113914532)

3:00 p.m.

Saturday April 21, 2018, 3:00 p.m.4:50 p.m.
Special Session on Topology of Biopolymers, II
220, Shillman Hall
Organizers:
Erica Flapan, Pomona College eflapan@pomona.edu
Helen Wong, Carleton College

3:00 p.m.
A Natural Map from Random Walks to Equilateral Polygons in Any Dimension.
Jason Cantarella, University of Georgia
Philipp Reiter, University of Georgia
Clayton Shonkwiler*, Colorado State University
(113953572) 
3:30 p.m.
Sampling and theory for random embedded spatial graphs, with applications to topologically complex polymers.
Jason Cantarella*, University of Georgia
Clayton Shonkwiler, Colorado State University
(113953565) 
4:00 p.m.
Average crossing number and writhe of knotted random polygons in confinement.
Eric J Rawdon*, University of St. Thomas
(113957229) 
4:30 p.m.
Random linear embeddings of spatial graphs and configurations of Mobius ladders.
Erica Flapan, Pomona College
Kenji Kozai*, RoseHulman Institute of Technology
Ryo Nikkuni, Tokyo Woman's Christian University
(113992600)

3:00 p.m.

Saturday April 21, 2018, 5:15 p.m.6:05 p.m.
Einstein Public Lecture in Mathematics
Imagination and knowledge.
Blackman Auditorium, Ell Hall
Edward Frenkel*, University of California, Berkeley
(113900281)
Sunday April 22, 2018

Sunday April 22, 2018, 8:00 a.m.10:50 a.m.
Special Session on Algorithmic Group Theory and Applications, III
431, Ryder Hall
Organizers:
Delaram Kahrobaei, City University of New York dkahrobaei@gc.cuny.edu
Antonio Tortora, University of Salerno

8:00 a.m.
Engel elements in the first Grigorchuk group.
Antonio Tortora*, University of Salerno, Italy
(113920547) 
8:30 a.m.
Engel elements in fractal groups.
Marialaura Noce*, University of Salerno  University of the Basque Country
(113920399) 
9:00 a.m.
No positive cone on a hyperbolic surface group is regular (either).
Cristóbal Rivas*, Universidad de Santiago de Chile
(113906111) 
9:30 a.m.
On some algorithmic problems in automaton (semi)groups.
Emanuele Rodaro*, Politecnico di Milano
(113920391) 
10:00 a.m.
Secure Passwords Using Combinatorial Group Theory.
Gilbert Baumslag, City College of New York
Benjamin Fine*, Fairfield University
A Moldenhauer, University of Hamburg
Gerhard Rosenberger, University of Hamburg
(113920669) 
10:30 a.m.
Deciding if a rightangled Artin group is freebyfree is an NPcomplete problem.
David Carroll, Saint Mary's College
Benjamin Francisco, Texas A&M University
Zoran Šunić*, Hofstra University
(113920629)

8:00 a.m.

Sunday April 22, 2018, 8:00 a.m.10:50 a.m.
Special Session on Analysis and Geometry in Nonsmooth Spaces, III
296, Ryder Hall
Organizers:
Nageswari Shanmugalingam, University of Cincinnati
Gareth Speight, University of Cincinnati speighgh@ucmail.uc.edu

8:00 a.m.
Traveling along Hölder curves.
Matthew Badger*, University of Connecticut
(11392821) 
8:30 a.m.
Ergodicity of Iwasawa continued fractions.
Anton Lukyanenko*, George Mason University
Joseph Vandehey, Ohio State University
(113937445) 
9:00 a.m.
Quasisymmetric rigidity of Sierpiński carpets.
Mario Bonk*, University of California, Los Angeles
(113930400) 
9:30 a.m.
BiLipschitz behavior of Lipschitz mappings between metric spaces.
Guy C. David*, Ball State University
Kyle Kinneberg, Rice University / National Security Agency
(113928161) 
10:00 a.m.
Nonself similar carpets and sponges in higher dimensions and general metric spaces.
Sylvester D ErikssonBique*, Universit of California, Los Angeles
Jasun Gong, Fordham University
(113951221) 
10:30 a.m.
Applications of a change of variables for Lipschitz mappings into metric spaces.
Scott Robert Zimmerman*, University of Connecticut
(113953169)

8:00 a.m.

Sunday April 22, 2018, 8:00 a.m.10:50 a.m.
Special Session on Arithmetic Dynamics, III
159, Ryder Hall
Organizers:
Jacqueline M. Anderson, Bridgewater State University
Robert Benedetto, Amherst College
Joseph H. Silverman, Brown University jhs@math.brown.edu

8:00 a.m.
Integral points, primitive primes, and arithmetic distances in characteristic p.
Wade Hindes*, The Graduate Center (CUNY)
(113911237) 
8:30 a.m.
Primitive prime divisors in polynomial orbits over function fields.
Rafe Jones*, Carleton College
Wade Hindes, The Graduate Center, CUNY
(113911566) 
9:00 a.m.
Laurent polynomials and critical heights of singular perturbations.
Patrick M Ingram*, York University
(113911415) 
9:30 a.m.
On dynamical height functions for rational maps.
Mattias Jonsson*, University of Michigan
(113937380) 
10:00 a.m.
Bounds on dynamical height pairings.
Laura DeMarco, Northwestern University
Holly Krieger*, University of Cambridge
Hexi Ye, Zhejiang University
(113937478) 
10:30 a.m.
A lower bound on the canonical height for polynomials.
Nicole Romain Looper*, Northwestern University
(113911234)

8:00 a.m.

Sunday April 22, 2018, 8:00 a.m.10:50 a.m.
Special Session on Combinatorial Aspects of Nilpotent Orbits, III
155, Ryder Hall
Organizers:
Anthony Iarrobino, Northeastern University a.iarrobino@neu.edu
Leila Khatami, Union College
Juliana Tymoczko, Smith College

8:00 a.m.
On geometric properties of $G$saturation.
Nham V Ngo*, University of North Georgia  Gainesville
(113914140) 
8:30 a.m.
Korbit closures and BarbaschEvensMagyar Varieties.
Laura Escobar*, University of Illinois at UrbanaChampaign
Benjamin Wyser, Oklahoma State University
Alexander Yong, University of Illinois at UrbanaChampaign
(113905187) 
9:00 a.m.
Irreducible components of exotic Springer fibers and RobinsonSchensted algorithm.
Vinoth Nandakumar, University of Sydney
Daniele Rosso*, Indiana University Northwest
Neil Saunders, University of Greenwich
(113905242) 
9:30 a.m.
Kirillov's orbit method and the polynomiality of the essential dimension of $p$groups.
Keivan MallahiKarai*, Jacobs University
Mohammad Bardestani, University of Cambridge
Hadi Salmasian, University of Ottawa
(11392071) 
10:00 a.m.
Equations for some nilpotent varieties.
Ben D Johnson*, Oklahoma State University
Eric N Sommers, University of Massachusetts Amherst
(11391770) 
10:30 a.m.
Equations of loci in tables of commuting Jordan types.
Mats Boij, KTH Stockholm
Anthony Iarrobino*, Northeastern University
Leila Khatami, Union College, NY
Bart Van Steirteghem, Medgar Evers College, CUNY
(113913676)

8:00 a.m.

Sunday April 22, 2018, 8:00 a.m.10:50 a.m.
Special Session on Combinatorial Representation Theory, III
154, Ryder Hall
Organizers:
Laura Colmenarejo, York University laura.colmenarejo.hernando@gmail.com
Ricky Liu, North Carolina State University
Rosa Orellana, Dartmouth College

8:00 a.m.
The affine signed Brauer algebra.
Zajj B Daugherty*, The City College of New York
(113916563) 
8:30 a.m.
Howe duality and a multiset partition insertion algorithm.
Rosa Orellana, Dartmouth College
Mike Zabrocki*, York University
(113905609) 
9:00 a.m.
Möbius functions for real hyperplane arrangements.
Marcelo Aguiar*, Cornell University
Swapneel Mahajan, IIT Bombay
(113905464) 
9:30 a.m.
Unified theory for finite Markov chains.
John Rhodes, UC Berkeley
Anne Schilling*, UC Davis
(113920116) 
10:00 a.m.
Computing volumes of flow polytopes and Kostant partition functions.
Karola Mészáros, Cornell University
Alejandro H. Morales*, UMass Amherst
(113905610) 
10:30 a.m.
Differential posets, Cayley graphs, and critical groups of group representations.
Ayush Agarwal, San Ramon, California
Christian Gaetz*, MIT
(113905142)

8:00 a.m.

Sunday April 22, 2018, 8:00 a.m.10:50 a.m.
Special Session on Connections Between Trisections of 4manifolds and Lowdimensional Topology, III
315, Behrakis Hall
Organizers:
Jeffrey Meier, University of Georgia
Juanita PinzonCaicedó, North Carolina State University jpinzon@ncsu.edu

8:00 a.m.
Informal Problem Session 
9:00 a.m.
On the monodromy of a trisected 4manifold part 1.
Abigail Thompson*, U.C. Davis
Robion Kirby, U.C. Berkeley
(113957662) 
9:30 a.m.
On the monodromy of a trisected 4manifold part 2.
Robion Kirby*, UC Berkeley
Abigail Thompson, UC Davis
(113957665) 
10:00 a.m.
Trisections of singular branched covers between fourmanifolds.
Alexandra Kjuchukova*, UWMadison
Patricia Cahn, Smith college
(113957507) 
10:30 a.m.
Nielsen equivalence and isotopy classes of trisections.
Gabriel Islambouli*, University of Virginia
(113957331)

8:00 a.m.

Sunday April 22, 2018, 8:00 a.m.10:50 a.m.
Special Session on Discretization in Geometry and Dynamics, I
243, Ryder Hall
Organizers:
Richard Kenyon, Brown University
Wai Yeung Lam, Brown University lam@math.brown.edu
Richard Schwartz, Brown University

8:00 a.m.
Regular Polygon Surfaces.
Ian M Alevy*, Brown University
(113952371) 
8:30 a.m.
Convergence of Discrete Conformal Geometry and Computation of Uniformization Maps.
David Gu, Department of Computer Science, Stony Brook University
Feng Luo, Department of Mathematics, Rutgers University
Tianqi Wu*, Courant Institute of Mathematical Sciences, New York University
(113953308) 
9:00 a.m.
SelfInduced Rectangle Exchange Maps.
Ren Yi*, Brown University
Ian Alevy, Brown University
Richard Kenyon, Brown University
(113937316) 
9:30 a.m.
Some germmaximal 1dimensional discrete packings.
Aaron Abrams*, Washington and Lee University
(113905652) 
10:00 a.m.
The staticgeometric correspondence in the rigidity of polyhedral surfaces.
Bryan Ginge Chen*, University of Pennsylvania
D Zeb Rocklin, Georgia Institute of Technology
Christian D Santangelo, University of Massachusetts Amherst
Louis Theran, University of St. Andrews
(113952388) 
10:30 a.m.
Periodic paths on the pentagon.
Diana Davis*, Swarthmore College
Samuel Lelièvre, Université ParisSud
(113937336)

8:00 a.m.

Sunday April 22, 2018, 8:00 a.m.10:45 a.m.
Special Session on Dynamical systems, Geometric Structures and Special Functions, III
267, Ryder Hall
Organizers:
Alessandro Arsie, University of Toledo
Oksana Bihun, University of Colorado, Colorado Springs obihun@uccs.edu

8:00 a.m.
Integrable evolution of twisted polygons in centroaffine $\mathbb{R}^n$.
Annalisa M Calini*, College of Charleston
Gloria MaríBeffa, University of Wisconsin Madison
(113937561) 
9:00 a.m.
Billiards within ellipsoids and extremal polynomials.
Vladimir Dragovic*, The University of Texas at Dallas, Department of Mathematical Sciences
(113937457) 
10:00 a.m.
Integrable isospectral flows on infinite periodic band matrices.
LuenChau Li*, Pennsylvania State University
(113937356)

8:00 a.m.

Sunday April 22, 2018, 8:00 a.m.10:45 a.m.
Special Session on Facets of Symplectic Geometry and Topology, III
204, Behrakis Hall
Organizers:
Tara Holm, Cornell University
Jo Nelson, Columbia University
Jonathan Weitsman, Northeastern University j.weitsman@neu.edu

8:00 a.m.
On symplectic manifolds with semifree circle actions and isolated fixed points.
Eduardo Gonzalez*, UMASS Boston
B Uribe, Universidad del Norte, Colombia
(113953343) 
9:00 a.m.
Vanishing theorems in the cohomology ring of the moduli space of parabolic vector bundles over a Riemann surface.
Elisheva Adina Gamse*, University of Toronto
(113951559) 
10:00 a.m.
Volume of reduced product.
Lisa Jeffrey*, Mathematics Dept., University of Toronto
(113958460)

8:00 a.m.

Sunday April 22, 2018, 8:00 a.m.10:45 a.m.
Special Session on Geometry of Moduli Spaces, III
105, Behrakis Hall
Organizers:
AnaMarie Castravet, Northeastern University
Emanuele Macrí, Northeastern University e.macri@northeastern.edu
Benjamin Schmidt, University of Texas
Xiaolei Zhao, Northeastern University

8:00 a.m.
Bridgeland stability for semiorthogonal decompositions, hyperkaehler manifolds and cubic fourfolds.
Paolo Stellari*, Universita' degli Studi di Milano
(113914210) 
9:00 a.m.
BrillNoether theory and global generation for sheaves on K3 surfaces.
Izzet Coskun, UIC
Howard Jacob Nuer*, UIC
Kota Yoshioka, Kobe University
(113914501) 
10:00 a.m.
Rational curves of low degree on cubic fourfolds and stability conditions.
Chunyi Li, University of Warwick
Laura Pertusi*, Università degli studi di Milano
Xiaolei Zhao, Northeastern University
(113914258)

8:00 a.m.

Sunday April 22, 2018, 8:00 a.m.10:20 a.m.
Special Session on Global Dynamics of Real Discrete Dynamical Systems, I
220, Ryder Hall
Organizers:
M. R. S. Kulenović, University of Rhode Island mkulenovic@uri.edu
O. Merino, University of Rhode Island

8:00 a.m.
PeriodDoubling and NaimarkSacker Bifurcations of Certain Second Order Quadratic Fractional Difference Equation.
M. R.S. Kulenovic*, University of Rhode Island
Naida Mujic, University of Sarajevo
Esmir Pilav, University of Sarajevo
(113939625) 
8:30 a.m.
Benford's Law and the 3x+1 Problem, or: Why the IRS cares about Discrete Dynamical Systems.
Steven J Miller*, Williams College
(113937175) 
9:00 a.m.
Symmetry Methods in the Solution of Difference Equations and Discrete Dynamical Systems.
Ann Brett*, Johnson & Wales University
(113939673) 
9:30 a.m.
Nonautonomous iteration and univalent functions.
Chris Staniszewski*, University of Rhode Island
Mark Comerford, University of Rhode Island
(113939626) 
10:00 a.m.
Global Dynamics of a Leslie HostParasite Model.
David T. McArdle*, University of Connecticut
(113939557)

8:00 a.m.

Sunday April 22, 2018, 8:00 a.m.10:50 a.m.
Special Session on Homological Commutative Algebra, III
161, Ryder Hall
Organizers:
Sean SatherWagstaff, Clemson University
Oana Veliche, Northeastern University O.Veliche@northeastern.edu

8:00 a.m.
Compressed local Artinian rings.
Andrew R. Kustin*, University of South Carolina
Liana M. Sega, University of Missouri, Kansas City
Adela Vraciu, University of South Carolina
(113913295) 
8:30 a.m.
Trace Modules and Rigidity Conjectures.
Haydee Lindo*, Williams College
(113913614) 
9:00 a.m.
Reducing Invariants and total reflexivity.
Olgur Celikbas*, West Virginia University
Tokuji Araya, Okayama University of Science
(113913469) 
9:30 a.m.
Applications of fiber product rings.
Saeed Nasseh*, Georgia Southern University
Sean SatherWagstaff, Clemson University
Ryo Takahashi, Nagoya University
Keller VandeBogert, University of South Carolina
(11391387) 
10:00 a.m.
Generalized Gorenstein Arf Rings.
Ela Celikbas*, West Virginia University
Olgur Celikbas, West Virginia University
Shiro Goto, Meiji University
Naoki Taniguchi, Waseda University
(113913567) 
10:30 a.m.
On complete intersection dimension.
Courtney Gibbons, Hamilton College
David A. Jorgensen*, University of Texas Arlington
Janet Striuli, Fairfield University
(113913505)

8:00 a.m.

Sunday April 22, 2018, 8:00 a.m.10:50 a.m.
Special Session on Mathematical Perspectives in Quantum Information Theory, III
420, Shillman Hall
Organizers:
Aram Harrow, Massachusetts Institute of Technology
Christopher King, Northeastern University c.king@northeastern.edu

8:00 a.m.
Quantum Error Correction Dualities.
Isaac Hyun Kim*, Stanford University
(113981228) 
8:30 a.m.
Local state discrimination and transformation in multipartite systems.
Michael Nathanson*, Saint Mary's College of California
(113981333) 
9:00 a.m.
Optimized quantum $f$divergences and data processing.
Mark M. Wilde*, Louisiana State University
(113981312) 
9:30 a.m.
Using local additivity to find examples of superadditivity of classical capacity of qubit channels.
Mary Beth Ruskai*, University of Vermont
(113981369) 
10:00 a.m.
Simple tricks to squeeze more out of your noisy quantum device.
Kristan Temme*, IBM Research
Sergey Bravyi, IBM Research
Jay M Gambetta, IBM Research
(113981368) 
10:30 a.m.
Advances and challenges in Markovian quantum state stabilization under resource constraints.
Lorenza Viola*, Dartmouth College
(113993305)

8:00 a.m.

Sunday April 22, 2018, 8:00 a.m.10:50 a.m.
Special Session on Mathematical Problems of Relativistic Physics: Classical and Quantum, III
435, Ryder Hall
Organizers:
Michael Kiessling, Rutgers University
A. Shadi TahvildarZadeh, Rutgers University shadit@math.rutgers.edu

8:00 a.m.
Entropy decay for the Kac master equation.
Federico Bonetto, Georgia Tech
Alissa Geisinger, University of Tübingen
Michael Loss*, Georgia Tech
Tobias Ried, Karlsruhe Institute of Technology
(113970447) 
8:30 a.m.
Quantitative bounds versus weakly coupled states for some pseudorelativistic operators.
Vu Hoang*, University of Texas at San Antonio
(113981259) 
9:00 a.m.
Higher regularity of the 'transverse' fields in the relativistic VlasovMaxwell system.
Markus Kunze*, Universität Köln
(11393593) 
9:30 a.m.
Direct interaction along light cones at the quantum level.
Matthias Lienert*, Rutgers, The State University of New Jersey
(11398129) 
10:00 a.m.
Development of Singularities of the Skyrme Model.
Michael Liam McNulty*, University of California, Riverside
(113935256) 
10:30 a.m.
On the Geometric and Analytic Properties of the "First Singularities" in Gravitational Collapse.
Xinliang An*, University of Toronto
(11393591)

8:00 a.m.

Sunday April 22, 2018, 8:00 a.m.10:50 a.m.
Special Session on Modeling of Biological Processes, I
320, Shillman Hall
Organizers:
Simone Cassani, Worcester Polytechnic Institute scassani@wpi.edu
Sarah Olson, Worcester Polytechnic Institute

8:00 a.m.
Dynamics and locomotion of flexible foils in a frictional environment.
Xiaolin Wang*, Harvard University
Silas Alben, University of Michigan
(11399241) 
8:30 a.m.
Stochastic Spatial Models for Molecular Motors on Parallel Microtubule Networks.
Peter R Kramer*, Rensselaer Polytechnic Institute
Abhishek Choudhary, Rensselaer Polytechnic Institute
Joe Klobusicky, Rensselaer Polytechnic Institute
(113992324) 
9:00 a.m.
Mathematical Modeling and Analyses of InterspikeIntervals of Spontaneous Activity in Afferent Neurons of the Zebrafish Lateral Line.
Nessy Tania*, Department of Mathematics & Statistics, Smith College
(113992332) 
9:30 a.m.
Bayesian uncertainty quantification for particlebased simulation of lipid bilayer membranes.
Anastasios Matzavinos*, Brown University
(113992575) 
10:00 a.m.
TimeVarying Parameter Estimation for Biological Systems.
Andrea Arnold*, Worcester Polytechnic Institute
(113992209) 
10:30 a.m.
Detection of exponential rate of growth of antigen challenges by incoherent feedforward loops, and implications for immune/tumor modeling.
Eduardo D Sontag*, Northeastern University
(113992217)

8:00 a.m.

Sunday April 22, 2018, 8:00 a.m.10:50 a.m.
Special Session on New Developments in Inverse Problems and Imaging, I
245, Ryder Hall
Organizers:
RuYu Lai, University of Minnesota
Ting Zhou, Northeastern University t.zhou@northeastern.edu

9:00 a.m.
Full Characterization of Artifacts from Arbitrary Incomplete Xray CT Data.
Leise Borg, University of Copenhagen
Juergen Frikel, OTH Regensburg, Germany
Jakob Jorgensen, University of Manchester, UK
Eric Todd Quinto*, Tufts University
(113944165) 
9:30 a.m.
Inverse problems for the nonlinear timeharmonic Maxwell equations in Kerrtype media.
Yernat Assylbekov*, Northeastern University
Ting Zhou, Northeastern University
(113935468) 
10:00 a.m.
Partial data results for unbounded potentials.
Francis J Chung*, University of Kentucky
(113935180) 
10:30 a.m.
Nonlinear responses from the interaction of two progressing waves at an interface.
Maarten de Hoop, Rice University
Gunther Uhlmann, University of Washington and HKUST
Yiran Wang*, Department of Mathematics, University of Washington
(113935363)

9:00 a.m.

Sunday April 22, 2018, 8:00 a.m.10:50 a.m.
Special Session on Noncommutative Algebra and Representation Theory, III
247, Ryder Hall
Organizers:
Van C. Nguyen, Hood College nguyen@hood.edu
Alex Martsinkovsky, Northeastern University
Gordana Todorov, Northeastern University

8:00 a.m.
Preprojective Quiver of a Coxeter Group.
Mark Kleiner*, Syracuse University
(113920407) 
8:30 a.m.
Separated monic representations ${\rm \bf I:}$ Gorensteinprojective modules.
Xiuhua Luo*, Nantong University
Pu Zhang, Shanghai Jiaotong University
(113918268) 
9:00 a.m.
Derived geometric Satake equivalence, Springer correspondence, and small representations.
Jacob P. Matherne*, University of Massachusetts Amherst
(113920583) 
9:30 a.m.
Orderings on the Markov numbers.
Michelle Rabideau*, University of Connecticut
Ralf Schiffler, University of Connecticut
(113906472) 
10:00 a.m.
Based quantum cluster algebras.
Karl Schmidt*, University of Oregon
(113916675) 
10:30 a.m.
Homology of Picture Groups of type $D_n$.
Kiyoshi Igusa, Brandeis University
Kent Orr, University of Indiana
Gordana Todorov, Northeastern University
Jerzy M Weyman*, University of Connecticut
(113916526)

8:00 a.m.

Sunday April 22, 2018, 8:00 a.m.10:50 a.m.
Special Session on Nonlinear and Stochastic Partial Differential Equations and Applications, III
126, Ryder Hall
Organizers:
Nathan GlattHoltz, Tulane University
Vincent Martinez, Tulane University
Cecilia Mondaini, Texas A&M University cmondaini@math.tamu.edu

8:00 a.m.
Probabilistic wellposedness and scattering results for wave and Schrodinger equations on Euclidean space.
B. Dodson, JHU
J. Luhrmann, JHU
D. Mendelson*, University of Chicago
(113935615) 
8:30 a.m.
Hyperbolic nonlinear Schrodinger equation.
Benoit Pausader*, Brown University
(1139356) 
9:00 a.m.
Stochastic Homogenization for ReactionDiffusion Equations.
Jessica Lin*, McGill University
Andrej Zlatos, University of CaliforniaSan Diego
(113935364) 
9:30 a.m.
Weak and Strong Solutions to the Forced Fractional Euler Alignment System.
Trevor M Leslie*, University of Illinois at Chicago
(113935698) 
10:00 a.m.
Wellposedness problems for the magnetohydrodynamics systems.
Mimi Dai*, University of Illinois at Chicago
(113935661) 
10:30 a.m.
Coupling Levy measures and comparison principles for viscosity solutions.
Nestor D Guillen*, University of Massachusetts
(113935467)

8:00 a.m.

Sunday April 22, 2018, 8:00 a.m.10:50 a.m.
Special Session on Optimization Under Uncertainty, III
315, Shillman Hall
Organizers:
Yingdong Lu, IBM Research yingdong@us.ibm.com
Mark S. Squillante, IBM Research

8:00 a.m.
Datadriven marginal cost estimation in electricity markets using inverse optimization.
Panagiotis Andrianesis*, Boston University, Division of Systems Engineering
Ioannis Paschalidis, Boston University
Michael Caramanis, Boston University
Ruidi Chen, Boston University
(113990654) 
8:30 a.m.
A new approach to sequential stopping for stochastic simulation.
Jing Dong*, Columbia University
Peter Glynn, Stanford University
Yi Zhu, Northwestern University
(113960274) 
9:00 a.m.
Parameter Calibration for Optimization under Uncertainty.
Henry Lam*, Columbia University
Huajie Qian, Columbia University
(113990251) 
9:30 a.m.
Time Series Analysis via Matrix Estimation.
Anish Agarwal, MIT
Muhammad Amjad, MIT
Devavrat Shah*, MIT
Dennis Shen, MIT
(113960254) 
10:00 a.m.
Robust Regression under the Wasserstein Metric.
Ioannis Ch Paschalidis*, Boston University
Ruidi Chen, Boston University
(113949650) 
10:30 a.m.
Algorithms and Algorithmic Obstacles in HighDimensional Regression.
David Gamarnik*, MIT
Ilias Zadik, MIT
(113960705)

8:00 a.m.

Sunday April 22, 2018, 8:00 a.m.10:50 a.m.
Special Session on Regularity of PDEs on Rough Domains, III
157, Ryder Hall
Organizers:
Murat Akman, University of Connecticut murat.akman@uconn.edu
Max Engelstein, Massachusetts Institute of Technology

8:00 a.m.
The BrunnMinkowski inequality and a Minkowski problem for nonlinear capacity.
Murat Akman, University of Connecticut
Jasun Gong, Fordham University
Jay Hineman, Geometric Data Analytics
John Lewis, University of Kentucky
Andrew Vogel*, Syracuse University
(113935222) 
8:30 a.m.
Note on an Eigenvalue Problem.
Murat Akman, University of Connecticut
John Lewis*, University of Kentucky
Andrew Vogel, Syracuse University
(113935119) 
9:00 a.m.
Elliptic measures and geometric properties of the domains.
Zihui Zhao*, University of Washington
(113935211) 
9:30 a.m.
The Dirichlet problem for sets with higher codimensional boundaries.
Joseph Feneuil*, University of Minnesota
(113935202) 
10:00 a.m.
Sufficient conditions for $C^{1,\alpha}$ parametrization.
Silvia Ghinassi*, Stony Brook University
(113928238) 
10:30 a.m.
A tale of two approaches.
Sean R McCurdy*, University of Washington, Seattle
(113935377)

8:00 a.m.

Sunday April 22, 2018, 8:00 a.m.10:50 a.m.
Special Session on Relations Between the History and Pedagogy of Mathematics, III
215, Shillman Hall
Organizers:
Amy AckerbergHastings,
David L. Roberts, Prince George's Community College robertsdl@aol.com

8:00 a.m.
Cajori's three great arithmeticians: Pike, Daboll, and Adams.
Andrew B Perry*, Springfield College
(113901687) 
8:30 a.m.
Conservation Equations of Mathematical Practitioners.
Scott B Guthery*, Docent Press
(11390119) 
9:00 a.m.
Educating the Irish: The Case of the Mathematician and Engineer John Gregory (17831880).
Eisso J Atzema*, University of Maine
(113901302) 
9:30 a.m.
Mathematical Instruments at the Columbian Exposition of 1893  Early Fruits of Technical Education.
Peggy Aldrich Kidwell*, National Museum of American History, Smithsonian Institution
(11390190) 
10:00 a.m.
Polar coordinates and history through video games.
Colin Bryan Powell McKinney*, Wabash College
(113901657) 
10:30 a.m.
Forms of Perception, Perceptions of Form: Mathematics and the Arts at Black Mountain College.
Clare Kim*, MIT
(113901693)

8:00 a.m.

Sunday April 22, 2018, 8:00 a.m.10:45 a.m.
Special Session on Singularities of Spaces and Maps, III
220, Behrakis Hall
Organizers:
Terence Gaffney, Northeastern University
David Massey, Northeastern University d.massey@northeastern.edu

8:00 a.m.
Chern Classes and Local Euler Obstruction of generic Determinantal Varieties.
Xiping Zhang*, Florida State University
(113914435) 
9:00 a.m.
GKZsystems and mixed Hodge modules.
Uli Walther*, Purdue University
Thomas Reichelt, Universitaet Heidelberg
(11391432) 
10:00 a.m.
Key polynomials in simple extensions of valued fields and the local uniformization problem in arbitrary characteristic.
Mark Spivakovsky*, CNRS and Institut de Mathématiques de Toulouse
(113914372)

8:00 a.m.

Sunday April 22, 2018, 8:00 a.m.10:20 a.m.
Special Session on Topics in Qualitative Properties of Partial Differential Equations, III
291, Ryder Hall
Organizers:
Changfeng Gui, University of Texas at San Antonio
Changyou Wang, Purdue University
Jiuyi Zhu, Louisiana State University jzhu18@lsu.edu

8:00 a.m.
The twohyperplane conjecture.
David Jerison*, MIT
(113935271) 
9:00 a.m.
The Existence of Minimum Speed to NonKPP systems.
Yuanwei Qi*, University of Central Florida
Xinfu Chen, University of Pittsburgh
Guirong Liu, Shanxi University
(113935488) 
9:30 a.m.
$W^{1,p}$ regularity of solutions to Kolmogorov equation with GilbargSerrin matrix.
D Kinzebulatov*, Université Laval
Yu. A Semenov, University of Toronto
(113935433) 
10:00 a.m.
Doubling inequality and nodal sets for solutions of biLaplace equations.
Jiuyi Zhu*, Louisiana State University
(113935495)

8:00 a.m.

Sunday April 22, 2018, 8:00 a.m.10:45 a.m.
Special Session on Topics in Toric Geometry, III
124, Ryder Hall
Organizers:
Ivan Martino, Northeastern University i.martino@northeastern.edu
Emanuele Ventura, Texas A&M University

8:00 a.m.
On the Cox rings of some blown up toric surfaces.
Javier GonzalezAnaya, University of British Columbia
Jose Gonzalez*, University of California, Riverside
Kalle Karu, University of British Columbia
(113914590) 
9:00 a.m.
NoetherLefschetz locus on singular varieties and applications.
Antonella Grassi*, University of Pennsylvania
(113914366) 
10:00 a.m.
Wallcrossing phenomena for NewtonOkounkov bodies.
Laura Escobar*, University of Illinois at UrbanaChampaign
Megumi Harada, McMaster University
Kristin Shaw, MPI Leipzig
(113914397)

8:00 a.m.

Sunday April 22, 2018, 8:30 a.m.10:50 a.m.
Special Session on Algebraic Number Theory, III
128, Ryder Hall
Organizers:
Michael Bush, Washington and Lee University bushm@wlu.edu
Farshid Hajir, University of Massachusetts
Christian Maire, Université Bourgogne FrancheComté

8:30 a.m.
Higher codimension Iwasawa theory.
Ted Chinburg*, University of Pennsylvania
(113911138) 
9:00 a.m.
On the localglobal principle for torsion on elliptic curves.
John Cullinan*, Bard College
(113911120) 
9:30 a.m.
Certain Unramified Metabelian Extensions Using Lemmermeyer Factorizations.
Brandon Alberts*, University of WisconsinMadison
(113911244) 
10:00 a.m.
Fields of algebraic numbers with nonuniformly bounded local degrees and their Galois groups.
Sara Checcoli*, Institut Fourier, Université Grenoble Alpes
(113911313) 
10:30 a.m.
Values of meromorphic cocycles and fourier coefficients of padic modular forms.
Henri R Darmon*, McGill University
Jan Vonk, McGill University
(113911436)

8:30 a.m.

Sunday April 22, 2018, 8:30 a.m.10:50 a.m.
Special Session on Algebraic Statistics, III
203, Ryder Hall
Organizers:
Kaie Kubjas, Massachusetts Institute of Technology
Elina Robeva, Massachusetts Institute of Technology erobeva@mit.edu

8:30 a.m.
Coalescentbased Estimation of Speciation Times Using Site Pattern Frequencies.
Laura Kubatko*, The Ohio State University
Julia Chifman, American University
Jing Peng, The Ohio State University
(11396284) 
9:00 a.m.
Identifiability of Species Phylogenies Under a Modified Coalescent.
Colby Long*, Mathematical Biosciences Institute
Laura Kubatko, The Ohio State University
(113914294) 
9:30 a.m.
Maximum agreement subtrees.
Seth Sullivant*, North Carolina State University
(113905273) 
10:00 a.m.
Data structures for real multiparameter persistence modules.
Ezra Miller*, Duke University
(113913385) 
10:30 a.m.
Multirank functions for comparing multiparameter persistence modules.
Ashleigh Thomas*, Duke University
Surabhi Beriwal, Duke University
Ezra Miller, Duke University
(113962681)

8:30 a.m.

Sunday April 22, 2018, 8:30 a.m.10:50 a.m.
Special Session on Ergodic Theory and Dynamics in Combinatorial Number Theory, III
456, Ryder Hall
Organizers:
Stanley Eigen, Northeastern University
Daniel Glasscock, Northeastern University d.glasscock@northeastern.edu
Vidhu Prasad, University of Massachusetts, Lowell

8:30 a.m.
Error distortion rates in quantization via orbits.
Joseph M Rosenblatt*, Indiana UniversityPurdue University Indianapolis
(11393760) 
9:00 a.m.
Quantization for Probability Distributions.
Mrinal K Roychowdhury*, University of Texas Rio Grande Valley
(113937132) 
9:30 a.m.
Quantitative recurrence theorem and solution counting problem.
Sebastian Donoso, Universidad de O'Higgins
Ahn Lee, Northwestern University
Joel Moriera, Northwestern University
Wenbo Sun*, the Ohio State University
(113937102) 
10:00 a.m.
Pointwise multiple averages for sublinear functions.
Andreas Koutsogiannis*, The Ohio State University
(113937110) 
10:30 a.m.
GowersHostKra norms and Euclidean harmonic analysis.
Marc Carnovale*, The Ohio State University
(113937117)

8:30 a.m.

Sunday April 22, 2018, 8:30 a.m.10:50 a.m.
Special Session on Extremal Graph Theory and Quantum Walks on Graphs, III
325, Behrakis Hall
Organizers:
Sebastian Cioabă, University of Delaware
Mark Kempton, Harvard University
Gabor Lippner, Northeastern University
Michael Tait, Carnegie Mellon University mtait@cmu.edu

8:30 a.m.
Is quantum state transfer monogamous?
Christino Tamon*, Clarkson University
(11391538) 
9:00 a.m.
Fractional revival in continuoustime quantum walk.
Ada Chan*, Department of Mathematics and Statistics, York University
Coutinho Gabriel, Department of Computer Science, Universidade Federal de Minas Gerais
Christino Tamon, Department of Computer Science, Clarkson University
Luc Vinet, Centre de Recherches Mathématiques, Université de Montréal
Hanmeng Zhan, Department of Combinatorics and Optimization, University of Waterloo
(11390537) 
9:30 a.m.
Quantum walks on graphs of the ordered 2Hamming scheme and spin networks.
Hiroshi Miki, Meteorological College
Satoshi Tsujimoto, Kyoto University
Luc Vinet*, Centre de Recherches Mathématiques (CRM)
(113905486) 
10:00 a.m.
Weak Dynamic Coloring of Planar Graphs.
Caroline Accurso, DeSales University
Vitaliy Chernyshov, RIT
Leaha Hand, Boise State University
Sogol Jahanbekam*, RIT
Paul Wenger, RIT
(113905300) 
10:30 a.m.
Uniform hypergraphs without long Berge cycles are sparse.
Ruth Luo*, University of Illinois at UrbanaChampaign
Alexandr Kostochka, University of Illinois at UrbanaChampaign
(113905334)

8:30 a.m.

Sunday April 22, 2018, 8:30 a.m.10:50 a.m.
Special Session on Harmonic Analysis and Partial Differential Equations, III
433, Ryder Hall
Organizers:
Donatella Danielli, Purdue University
Irina Mitrea, Temple University imitrea@temple.edu

8:30 a.m.
On the space $JN_p$.
Galia Dafni*, Concordia University
Tuomas Hytönen, University of Helsinki
Riikka Korte, Aalto University
Hong Yue, Georgia College
(113942439) 
9:00 a.m.
On the existence of dichromatic single element lenses.
Cristian E Gutierrez*, Temple University
Ahmad Sabra, University of Warsaw
(113935484) 
9:30 a.m.
Quasi Harnack inequality.
Daniela De Silva*, Barnard College, Columbia University
Ovidiu Savin, Columbia University
(113935329) 
10:00 a.m.
Unique continuation for CR mappings.
Shiferaw Berhanu*, Temple University
(113935373) 
10:30 a.m.
Eigenvalue Problems is Inverse Scattering Theory.
Cakoni Fioralba*, Department of Mathematics, Rutgers University
(113935107)

8:30 a.m.

Sunday April 22, 2018, 8:30 a.m.10:50 a.m.
Special Session on Hopf Algebras, Tensor Categories, and Homological Algebra, III
156, Ryder Hall
Organizers:
Cris Negron, Massachusetts Institute of Technology
Julia Plavnik, Texas A&M juliaplav@tamu.edu
Sarah Witherspoon, Texas A&M University

8:30 a.m.
Support varieties and tensor ideals for quantum groups.
Brian D. Boe, University of Georgia
Jonathan R. Kujawa, University of Oklahoma
Daniel K. Nakano*, University of Georgia
(113918321) 
9:00 a.m.
On the Finite Generation of Relative Cohomology for Classical Lie Superalgebras.
Andrew B Maurer*, University of Georgia
(113918578) 
9:30 a.m.
Cohomology of some Hopf algebras in positive characteristic.
Karin Erdmann, University of Oxford
Xingting Wang*, Temple University
Oeyvind Solberg, Norwegian University of Science and Technology
(113916390) 
10:00 a.m.
Cohomology and support varieties for unipotent supergroup schemes.
Christopher M Drupieski*, DePaul University
Jonathan R Kujawa, University of Oklahoma
(11392065) 
10:30 a.m.
A new family of braided quasiHopf algebras and their representation categories.
SiuHung Ng*, Louisiana State University
(113918586)

8:30 a.m.

Sunday April 22, 2018, 8:30 a.m.10:20 a.m.
Special Session on Polytopes and Discrete Geometry, III
265, Ryder Hall
Organizers:
Gabriel Cunningham, University of Massachusetts, Boston
Mark Mixer, Wentworth Institute of Technology mixerm@wit.edu
Egon Schulte, Northeastern University

8:30 a.m.
Uniform polyhedra with nonplanar faces.
Abigail Williams*, Northeastern University
(113952378) 
9:00 a.m.
The versatile triacontahedron.
Marjorie Wikler Senechal*, Smith College
(113952292) 
9:30 a.m.
Euclidean Symmetry of Closed Surfaces Immersed in 3Space.
Undine Leopold*, Northeastern University
Thomas Tucker, Colgate University
(113957517) 
10:00 a.m.
OrientationReversing Euclidean Symmetry of Closed Surfaces Immersed in 3Space.
Thomas W. Tucker*, Colgate University
Undine Leopold, Northeastern University
(113905419)

8:30 a.m.

Sunday April 22, 2018, 8:30 a.m.10:50 a.m.
Special Session on Topology of Biopolymers, III
220, Shillman Hall
Organizers:
Erica Flapan, Pomona College eflapan@pomona.edu
Helen Wong, Carleton College

8:30 a.m.
Protein Knots: Experimental Studies on Stability, Folding, Degradation and Design.
Sophie E Jackson*, University of Cambridge
(113900479) 
9:00 a.m.
Effects of steric confinement in the folding of knotted proteins.
Patricia FN Faisca*, University of Lisbon
Miguel A Soler, SISSA
Antonio Rey, Universidad Complutense de Madrid
(113992286) 
9:30 a.m.
A topological model for protein folding.
Eleni Panagiotou*, Department of Mathematics University of California Santa Barbara
Kevin Plaxco, Department of Chemistry and Biochemistry and Center of Bioengineering, University of California, Santa Barbara
(113992584) 
10:00 a.m.
A new model of protein knot folding.
Erica Flapan*, Pomona College
Adam He, Cornell University
Helen Wong, Carleton College
(113992173) 
10:30 a.m.
A topological model of lasso proteins.
Adam Y He*, Cornell University
Erica L Flapan, Pomona College
(113992508)

8:30 a.m.

Sunday April 22, 2018, 9:00 a.m.10:50 a.m.
Special Session on Algebraic, Geometric, and Topological Methods in Combinatorics, III
158, Ryder Hall
Organizers:
Florian Frick, Cornell University
Pablo Soberón, Northeastern University p.soberonbravo@northeastern.edu

9:00 a.m.
Introduction to the polynomial method in incidence geometry.
Larry Guth*, MIT
(113905162) 
10:00 a.m.
Geometric methods for sumproduct problems.
Ben Lund*, University of Georgia
(113905427) 
10:30 a.m.
Hypercube Packings and Coverings with Higher Dimensional Rooks.
David W Stoner*, Harvard University
Mehtaab Sawhney, Massachusetts Institute of Technology
(113905146)

9:00 a.m.

Sunday April 22, 2018, 9:00 a.m.10:50 a.m.
Special Session on Arrangements of Hypersurfaces, III
153, Ryder Hall
Organizers:
Graham Denham, University of Western Ontario
Alexander I. Suciu, Northeastern University a.suciu@neu.edu

9:00 a.m.
Permanental ideals and complexity theory.
Klim Efremenko, Tel Aviv University
J.M. Landsberg, Texas A&M University
Hal Schenck*, Iowa State
Jerzy Weyman, University of Connecticut
(113914492) 
9:30 a.m.
Invariant derivations and differential forms for reflection groups.
Victor Reiner, Univ. of Minnesota
Anne V. Shepler*, Univ. of North Texas
(113913607) 
10:00 a.m.
The BernsteinSato polynomial of a Weyl arrangement.
Robin Walters*, Northeastern University
(113914646) 
10:30 a.m.
On a Leray model for OrlikSolomon algebras.
Christin Bibby, University of Michigan
Graham Denham, University of Western Ontario
EvaMaria Feichtner*, University of Bremen
(113955446)

9:00 a.m.

Sunday April 22, 2018, 9:00 a.m.10:45 a.m.
Special Session on Geometries Defined by Differential Forms, III
320, Behrakis Hall
Organizers:
Mahir Bilen Can, Tulane University mcan@tulane.edu
Sergey Grigorian, University of Texas Rio Grande Valley
Sema Salur, University of Rochester

9:00 a.m.
FrölicherNijenhuis bracket and derived invariants of Riemannian manifolds provided with a parallel form of even degree.
Hong Van Le*, Institute of Mathematics of Czech Academy of Sciences, Czech Republic
(11395356) 
10:00 a.m.
Entropy in CR and quaternionic contact subRiemannian geometries.
Dimiter Vassilev*, University of New Mexico
(113958503)

9:00 a.m.

Sunday April 22, 2018, 9:00 a.m.10:45 a.m.
Special Session on Geometry and Analysis of Fluid Equations, III
285, Ryder Hall
Organizers:
Robert McOwen, Northeastern University
Peter Topalov, Northeastern University p.topalov@northeastern.edu

9:00 a.m.
Motion with strong constraining force.
David G Ebin*, Stony Brook University
(113976599) 
10:00 a.m.
Axisymmetric ideal fluids on Riemannian 3manifolds.
Leandro Lichtenfelz, University of Notre Dame
Gerard Misiolek, University of Notre Dame
Stephen C. Preston*, Brooklyn College and CUNY Graduate Center
(113935549)

9:00 a.m.

Sunday April 22, 2018, 9:00 a.m.10:20 a.m.
Special Session on The Analysis of Dispersive Equations, III
207, Ryder Hall
Organizers:
Marius Beceanu, University at Albany mbeceanu@albany.edu
Andrew Lawrie, Massachusetts Institute of Technology

9:00 a.m.
Probabilistic local wellposedness and scattering for the 4D cubic NLS.
Benjamin Dodson, Johns Hopkins University
Jonas Luhrmann*, Johns Hopkins University
Dana Mendelson, University of Chicago
(113935328) 
9:30 a.m.
Energy subcritical nonlinear wave equations in the nonradial setting.
B. Dodson, JHU
A. Lawrie, MIT
D. Mendelson*, University of Chicago
J. Murphy, Missouri S&T
(113935612) 
10:00 a.m.
On the Einstein equation with massive scalar field.
Benoit Pausader*, Brown University
(113935637)

9:00 a.m.

Sunday April 22, 2018, 9:00 a.m.10:45 a.m.
Special Session on The Gaussian Free Field and Random Geometry, III
210, Shillman Hall
Organizers:
Jian Ding, University of Pennsylvania dingjian@wharton.upenn.edu
Vadim Gorin, Massachusetts Institute of Technology

9:00 a.m.
Extremal processes for the local time of the simple random walk on trees and tori.
Marek Biskup*, Department of Mathematics, UCLA
Yoshihiro Abe, Gakushin University, Tokyo, Japan
(113960531) 
10:00 a.m.
Gaussian Free Field in random tiling models.
Alexey Bufetov*, MIT
(113960452)

9:00 a.m.

Sunday April 22, 2018, 11:05 a.m.11:55 a.m.
Invited Address
The sphere packings and modular forms.
Ballroom, Curry Student Center
Maryna Viazovska*, École Polytechnique Fédérale de Lausanne
(1139003) 
Sunday April 22, 2018, 2:00 p.m.5:50 p.m.
Special Session on Algebraic, Geometric, and Topological Methods in Combinatorics, VI
158, Ryder Hall
Organizers:
Florian Frick, Cornell University
Pablo Soberón, Northeastern University p.soberonbravo@northeastern.edu

2:00 p.m.
Computing permanents of complex diagonally dominated matrices and tensors.
Alexander Barvinok*, University of Michigan
(113905152) 
3:00 p.m.
Bijections between symmetric and antisymmetric matrices.
Laura Escobar*, University of Illinois at UrbanaChampaign
Bernd Schober, Leibniz Universität Hannover
(113905497) 
3:30 p.m.
On a Hellytype question for central symmetry.
Alexey Garber*, The University of Texas Rio Grande Valley
(113952215) 
4:00 p.m.
Colorful coverings of polytopes  the hidden topological truth behind different colorful phenomena.
Florian Frick, Cornell
Shira Zerbib*, University of Michigan
(113905314) 
4:30 p.m.
Hyperplane Equipartitions Plus Constraints.
Steven Simon*, Bard College
(113905408) 
5:00 p.m.
Algorithms for Tverberg's theorem via centerpoints.
David Rolnick*, Massachusetts Institute of Technology
Pablo Soberón, Northeastern University
(113952571) 
5:30 p.m.
Covering with convex homothets.
Alexey Glazyrin*, University of Texas Rio Grande Valley
(113952522)

2:00 p.m.

Sunday April 22, 2018, 2:00 p.m.5:20 p.m.
Special Session on Algorithmic Group Theory and Applications, VI
431, Ryder Hall
Organizers:
Delaram Kahrobaei, City University of New York dkahrobaei@gc.cuny.edu
Antonio Tortora, University of Salerno

2:00 p.m.
Groups and CAT(0) Cube Complexes.
Talia Fernos*, University of NC, Greensboro
(113920655) 
2:30 p.m.
Endomorphisms of regular rooted trees induced by the action of polynomials on the ring $\mathbb Z_d$ of $d$adic integers.
Elsayed Ahmed, University of South Florida
Dmytro Savchuk*, University of South Florida
(113920352) 
3:00 p.m.
Computing Multiple Exponentiations in Discrete Log and RSA Groups: From Batch Verification to Batch Delegation.
Giovanni Di Crescenzo, Vencore Labs. Basking Ridge, NJ, USA
Matluba Khodjaeva*, CUNY John Jay College of Criminal Justice
Delaram Kahrobaei, CUNY Graduate Center
Vladimir Shpilrain, CUNY Graduate Center
(113968476) 
3:30 p.m.
On the primitivity of PRESENT and other lightweight ciphers.
Riccardo Aragona, Università di Trento  Dipartimento di Matematica  Italy
Marco Calderini, Università di Trento  Dipartimento di Matematica  Italy
Antonio Tortora, Università di Salerno  Dipartimento di Matematica  Italy
Maria Tota*, Università di Salerno  Dipartimento di Matematica  Italy
(113920354) 
4:00 p.m.
A solution of the conjugacy search problem for supersoluble groups.
Carmine Monetta*, University of Salerno
Antonio Tortora, University of Salerno
(113920410) 
4:30 p.m.
The Diophantine problem of some solvable groups.
Albert Garreta*, University of the Basque Country
(113920339) 
5:00 p.m.
Left $3$Engel elements in groups.
Gareth Tracey*, University of Bath
(113920315)

2:00 p.m.

Sunday April 22, 2018, 2:00 p.m.3:20 p.m.
Special Session on Analysis and Geometry in Nonsmooth Spaces, IV
296, Ryder Hall
Organizers:
Nageswari Shanmugalingam, University of Cincinnati
Gareth Speight, University of Cincinnati speighgh@ucmail.uc.edu

2:00 p.m.
Sufficient conditions for $C^{1,\alpha}$ parametrization and rectifiability.
Silvia Ghinassi*, Stony Brook University
(113928236) 
2:30 p.m.
Quasisymmetric Embeddings of Slit Sierpiński Carpets into the Plane.
Hrant Hakobyan, Kansas State University
Wenbo Li*, Graduate Center CUNY
(11393017) 
3:00 p.m.
A BrunnMinkowski inequality for nonlinear capacity.
Jasun Gong*, Fordham University
Murat Akman, University of Connecticut
Jay Hineman, Geometric Data Analytics
John Lewis, University of Kentucky
Andrew Vogel, Syracuse University
(113935638)

2:00 p.m.

Sunday April 22, 2018, 2:00 p.m.5:50 p.m.
Special Session on Arithmetic Dynamics, IV
159, Ryder Hall
Organizers:
Jacqueline M. Anderson, Bridgewater State University
Robert Benedetto, Amherst College
Joseph H. Silverman, Brown University jhs@math.brown.edu

2:00 p.m.
The Thurston operator: looking for geometry in the algebra.
Sarah C. Koch*, University of Michigan
(113937376) 
2:30 p.m.
Dynamical Belyi Maps.
Michelle Manes*, University of Hawaii at Manoa
(113911591) 
3:00 p.m.
Generalizing the Ax/Tate Theorem and applications to semistable reduction.
Xander Faber*, IDA / CCS
(11391159) 
3:30 p.m.
Finite automata and the dynamics of several rational functions.
Trevor Hyde*, University of Michigan
Michael E. Zieve, University of Michigan
(113937554) 
4:00 p.m.
Dynamics of noncommuting endomorphisms.
Michael E Zieve*, University of Michigan
(113937616) 
4:30 p.m.
Dynamical modular curves and uniform boundedness of preperiodic points.
John R. Doyle*, Louisiana Tech University
Bjorn Poonen, Massachusetts Institute of Technology
(11393740) 
5:00 p.m.
Indeterminacy Loci of Iterate Maps.
Jan Kiwi, Pontificia Universidad Catolica de Chile
Hongming Nie*, Indiana University
(113937112) 
5:30 p.m.
Odoni's Conjecture.
Jamie Juul*, Amherst College
Robert L Benedetto, Amherst College
(113911166)

2:00 p.m.

Sunday April 22, 2018, 2:00 p.m.4:50 p.m.
Special Session on Arrangements of Hypersurfaces, IV
153, Ryder Hall
Organizers:
Graham Denham, University of Western Ontario
Alexander I. Suciu, Northeastern University a.suciu@neu.edu

2:00 p.m.
On posets of components of Abelian arrangements.
Emanuele Delucchi*, Université de Fribourg (Switzerland)
(113905510) 
2:30 p.m.
$G$Tutte polynomials via arithmetics, combinatorics and topology.
Tan Nhat Tran*, Hokkaido University
(113905677) 
3:00 p.m.
AomotoBetti numbers of matroids and finite geometries.
Daniel Matei*, Institute of Mathematics "Simion Stoilow" of the Romanian Academy
(113914285) 
3:30 p.m.
Some representations of arrangement groups.
Daniel C. Cohen*, Louisiana State University
(113952493) 
4:00 p.m.
A homological approach to freeness of multiarrangements.
Michael DiPasquale*, Oklahoma State University
(113913168) 
4:30 p.m.
Splines and Vector Bundles on Projective Spaces with Relationships to Hyperplane/Hypersurface Arrangements.
Peter F Stiller*, Texas A&M University
(113914631)

2:00 p.m.

Sunday April 22, 2018, 2:00 p.m.2:20 p.m.
Special Session on Combinatorial Aspects of Nilpotent Orbits, VI
155, Ryder Hall
Organizers:
Anthony Iarrobino, Northeastern University a.iarrobino@neu.edu
Leila Khatami, Union College
Juliana Tymoczko, Smith College

2:00 p.m.
Springer theory for symmetric spaces in type A.
Oscar S Kivinen*, University of California, Davis
(113922697)

2:00 p.m.

Sunday April 22, 2018, 2:00 p.m.4:50 p.m.
Special Session on Connections Between Trisections of 4manifolds and Lowdimensional Topology, VI
315, Behrakis Hall
Organizers:
Jeffrey Meier, University of Georgia
Juanita PinzonCaicedó, North Carolina State University jpinzon@ncsu.edu

2:00 p.m.
Finding 3manifolds in trisections of 4manifolds.
Dale Koenig*, Okinawa Institute of Science and Technology
(11395779) 
2:30 p.m.
Applications of Heegaard Floer theory to trisections of fourmanifolds.
William E Olsen*, University of Georgia
(113957613) 
3:00 p.m.
Complicated Monodromies and Relative Trisections.
NIckolas A Castro*, University of California, Davis
(113954685) 
3:30 p.m.
Nonuniqueness of Prime Decompositions of Knotted Surfaces.
Vincent Longo*, University of NebraskaLincoln
(113954704) 
4:00 p.m.
$RP^2$ surgeries and trisections.
Seungwon Kim, National Institute for Mathematical Sciences (South Korea)
Maggie Miller*, Princeton University
(113954451) 
4:30 p.m.
Trisection diagrams for surgeries along embedded surfaces.
David T Gay*, University of Georgia
(113957504)

2:00 p.m.

Sunday April 22, 2018, 2:00 p.m.5:50 p.m.
Special Session on Discretization in Geometry and Dynamics, II
243, Ryder Hall
Organizers:
Richard Kenyon, Brown University
Wai Yeung Lam, Brown University lam@math.brown.edu
Richard Schwartz, Brown University

2:00 p.m.
The limit point of the pentagram map.
Max Glick*, Ohio State University
(113951145) 
2:30 p.m.
PseudoAnosovs and Cylinders on the Polygonal Parabola.
W. Patrick Hooper*, City College of New York and CUNY Graduate Center
(113937225) 
3:00 p.m.
Rectangulations with rationalarea rectangles.
Richard Kenyon*, Brown University
Aaron Abrams, Washington and Lee University
(113905359) 
3:30 p.m.
The amazing world of finite abstract simplicial complexes.
Oliver Knill*, Harvard University
(113900194) 
4:00 p.m.
Geometry and stability of critical pointconfigurations in $S^2$ and critical links in $S^3$.
Rob Kusner*, Mathematics and GANG, University of Massachusetts at Amherst
(113953412) 
4:30 p.m.
Discrete holomorphic quadratic differentials.
Wai Yeung Lam*, Brown University
(113952134) 
5:00 p.m.
Recognizing auxetic behavior.
Ciprian S Borcea, Rider University
Ileana Streinu*, Smith College
(113952601) 
5:30 p.m.
A family of dynamical systems on ideal polygons.
Maxim Arnold, University of Texas, Dallas
Dmitry Fuchs, University of California, Davis
Ivan Izmestiev, University of Friburg, Switzerland
Sergei Tabachnikov*, Penn State
(113937431)

2:00 p.m.

Sunday April 22, 2018, 2:00 p.m.5:45 p.m.
Special Session on Dynamical systems, Geometric Structures and Special Functions, VI
267, Ryder Hall
Organizers:
Alessandro Arsie, University of Toledo
Oksana Bihun, University of Colorado, Colorado Springs obihun@uccs.edu

2:00 p.m.
Representation homology and Macdonald conjectures.
Yuri Berest*, Cornell University
(113955633) 
3:00 p.m.
BiFlat $F$manifolds, complex reflection groups and integrable systems of conservation laws.
Alessandro Arsie, University of Toledo
Paolo Lorenzoni*, University of MilanoBicocca
(113937386) 
4:00 p.m.
Darboux Coordinates for GelfandDorfmanBalinskiNovikov Hamiltonian Strutures: from Novikov algebras to flat coordinates via cyclic quotient singularities.
Ian Alexander Becket Strachan*, University of Glasgow
(113953350) 
5:00 p.m.
Symplectic Geometry of the moduli space of Projective Structures.
Chaya Norton*, Concordia University
(113951417)

2:00 p.m.

Sunday April 22, 2018, 2:00 p.m.5:50 p.m.
Special Session on Ergodic Theory and Dynamics in Combinatorial Number Theory, VI
456, Ryder Hall
Organizers:
Stanley Eigen, Northeastern University
Daniel Glasscock, Northeastern University d.glasscock@northeastern.edu
Vidhu Prasad, University of Massachusetts, Lowell

2:00 p.m.
Random differences of arithmetic progressions in the primes.
Tsz Ho Chan, The University of Memphis
Máté Wierdl*, The University of Memphis
(113911684) 
3:00 p.m.
The Erdos sumset conjecture.
Joel O Moreira*, Northwestern University
Florian Karl Richter, The Ohio State University
Donald Robertson, University of Utah
(113905122) 
3:30 p.m.
The dichotomy between structure and randomness in multiplicative number theory.
Florian Karl Richter*, The Ohio State University
(113937576) 
4:00 p.m.
Break 
4:30 p.m.
Dynamics and combinatorics of improving Dirichlet's Theorem on Diophantine approximation.
Dmitry Kleinbock*, Brandeis University
Nick Wadleigh, Technion  Israel Institute of Technology
(113937133) 
5:00 p.m.
A density polynomial HalesJewett theorem: improbable or ineluctable?
Daniel Glasscock*, Northeastern University
(113905349) 
5:30 p.m.
SWW Sequences and the Infinite Measure Preserving Random Walk.
S Eigen*, Northeastern University
A Hajian, Northeastern University
V Prasad, UMASS Lowell
(113937381)

2:00 p.m.

Sunday April 22, 2018, 2:00 p.m.2:50 p.m.
Special Session on Extremal Graph Theory and Quantum Walks on Graphs, VI
325, Behrakis Hall
Organizers:
Sebastian Cioabă, University of Delaware
Mark Kempton, Harvard University
Gabor Lippner, Northeastern University
Michael Tait, Carnegie Mellon University mtait@cmu.edu

2:00 p.m.
Scaffolds.
William J. Martin*, Worcester Polytechnic Institute
(113905635) 
2:30 p.m.
Efficient arithmetic regularity and removal lemmas for induced bipartite patterns.
Noga Alon, Princeton
Jacob Fox, Stanford
Yufei Zhao*, MIT
(113905203)

2:00 p.m.

Sunday April 22, 2018, 2:00 p.m.5:50 p.m.
Special Session on Facets of Symplectic Geometry and Topology, VI
204, Behrakis Hall
Organizers:
Tara Holm, Cornell University
Jo Nelson, Columbia University
Jonathan Weitsman, Northeastern University j.weitsman@neu.edu

2:00 p.m.
Superpositions of coherent states.
Victor W Guillemin*, MIT
Alejandro Uribe, University of Michigan
Zuoqin Wang, Johns Hopkins University
(113953185) 
3:00 p.m.
Desingularizing singular symplectic structures.
Eva Miranda*, Universitat Politècnica de Catalunya and Fondation Sciences Mathématiques de Paris
(113953183) 
4:00 p.m.
On the van Est map for Lie groupoids.
Eckhard Meinrenken*, University of Toronto
(113953252) 
5:00 p.m.
Abstract integrable systems in a Lietheoretic setting.
Peter Crooks*, Leibniz University Hannover
Steven Rayan, University of Saskatchewan
(11392297) 
5:30 p.m.
Vortex sheets and diffeomorphism groupoids.
Anton Izosimov*, University of Arizona
Boris Khesin, University of Toronto
(113958115)

2:00 p.m.

Sunday April 22, 2018, 2:00 p.m.5:50 p.m.
Special Session on Geometries Defined by Differential Forms, VI
320, Behrakis Hall
Organizers:
Mahir Bilen Can, Tulane University mcan@tulane.edu
Sergey Grigorian, University of Texas Rio Grande Valley
Sema Salur, University of Rochester

2:00 p.m.
Remarks on TwistedAustere Submanifolds.
Thomas Ivey*, College of Charleston
Spiro Karigiannis, University of Waterloo
(113953144) 
3:00 p.m.
Levi spherical Schubert varieties and intersection theory.
Mahir Bilen Can*, Tulane University
Reuven Hodges, Northeastern University
(113914663) 
3:30 p.m.
On the Minimal Compactification of the Cayley Grassmannian.
Ustun Yildirim*, Michigan State University
(113953213) 
4:00 p.m.
Qcurvature and generalization of Einstein equations.
Gaston Giribet*, New York University
(113953596) 
5:00 p.m.
The regularity of the minimizer of the Kenergy.
Yu Zeng*, University of Rochester
(113953569) 
5:30 p.m.
Discussion

2:00 p.m.

Sunday April 22, 2018, 2:00 p.m.4:45 p.m.
Special Session on Geometry and Analysis of Fluid Equations, VI
285, Ryder Hall
Organizers:
Robert McOwen, Northeastern University
Peter Topalov, Northeastern University p.topalov@northeastern.edu

2:00 p.m.
Spatial asymptotics for solitary waves in deep water.
Robin Ming Chen, Department of Mathematics, University of Pittsburgh
Sam Walsh, Department of Mathematics, University of Missouri
Miles H. Wheeler*, Faculty of Mathematics, University of Vienna
(113976672) 
3:00 p.m.
NLS as an infinite dimensional ACI.
Emma Previato*, Boston University
(113935574) 
4:00 p.m.
Stability study of a system of PDEs: the Evans function near turning points.
Olivier Lafitte*, LAGA, Universite Paris 13, Sorbonne Paris Cite
Mark Williams, Maths Department, University of North Carolina
kevin zumbrun, Indiana University Bloomington
(11393545)

2:00 p.m.

Sunday April 22, 2018, 2:00 p.m.5:45 p.m.
Special Session on Geometry of Moduli Spaces, VI
105, Behrakis Hall
Organizers:
AnaMarie Castravet, Northeastern University
Emanuele Macrí, Northeastern University e.macri@northeastern.edu
Benjamin Schmidt, University of Texas
Xiaolei Zhao, Northeastern University

2:00 p.m.
Stable pair compactifications of the moduli space of degree one del Pezzo surfaces via elliptic fibrations.
Dori Bejleri*, Brown University
Kenneth Ascher, MIT
(113914191) 
3:00 p.m.
On plane curves, double covers and their degenerations.
Patricio Gallardo*, Washington University at St Louis
K. Devleming, Washington University
K. Ascher, MIT
(113914393) 
4:00 p.m.
Mori Dream Spaces and blowups of weighted projective $n$spaces.
Zhuang He*, Northeastern University
(113914243) 
5:00 p.m.
Witten's top Chern classes via logarithmic compactification.
Qile Chen*, Boston College
(113914284)

2:00 p.m.

Sunday April 22, 2018, 2:00 p.m.4:20 p.m.
Special Session on Global Dynamics of Real Discrete Dynamical Systems, II
220, Ryder Hall
Organizers:
M. R. S. Kulenović, University of Rhode Island mkulenovic@uri.edu
O. Merino, University of Rhode Island

2:00 p.m.
Global Dynamics and Bifurcations of Two Second Order Exponential Difference Equations.
Sarah G Van Beaver*, University of Rhode Island
(113939317) 
2:30 p.m.
Global Dynamics for competitive Maps in the Plane.
Toufik Khyat*, Trinity College
(113939523) 
3:00 p.m.
On a First Order Rational System of Difference Equations with NonConstant Coefficients.
Y Kostrov*, Manhattanville College
Z Kudlak, Coast Guard Academy
P Vernon, Xavier University of Louisiana
(113939155) 
3:30 p.m.
HigherOrder Generalizations of the BevertonHolt Equation.
Elliott J. Bertrand*, University of Rhode Island
Mustafa R.S. Kulenovic, University of Rhode Island
(113939437) 
4:00 p.m.
Systems of Difference Equations in $\mathbb{R}^n$ that are monotone in the order induced by a standard octant.
James Marcotte*, University of Rhode Island
(113939640)

2:00 p.m.

Sunday April 22, 2018, 2:00 p.m.4:50 p.m.
Special Session on Harmonic Analysis and Partial Differential Equations, VI
433, Ryder Hall
Organizers:
Donatella Danielli, Purdue University
Irina Mitrea, Temple University imitrea@temple.edu

2:00 p.m.
Estimates for BrascampLieb forms in weighted $L^p$ spaces.
Katharine Ott*, Bates College
R Brown, University of Kentucky
(113935272) 
2:30 p.m.
Recent progress on Landis' conjecture.
Blair Davey*, City College of New York, CUNY
JennNan Wang, NCTS, National Taiwan University
(11393580) 
3:00 p.m.
MultiLayers operators on rough domains and boundary value problems.
Gustavo Hoepfner*, Universidade Federal de Sao Carlos  Brazil
Paulo Liboni, UEL  Brazil
Dorina Mitrea, University of Missouri  Columbia
Irina Mitrea, Temple University
Marius Mitrea, University of Missouri  Columbia
(113935649) 
3:30 p.m.
Determining modes for the NavierStokes equation.
Mimi Dai*, University of Illinois at Chicago
Alexey Cheskidov, University of Illinois at Chicago
(113935699) 
4:00 p.m.
Global Classical Solutions to the 3D QuasiGeostrophic System.
Matthew Novack*, University of TexasAustin
Alexis Vasseur, University of TexasAustin
(113935449) 
4:30 p.m.
A constructive approach to the far field Refractor Problem.
De Leo Roberto, Howard University
Gutierrez Cristian, Temple University
Henok Mawi*, Howard University
(113978690)

2:00 p.m.

Sunday April 22, 2018, 2:00 p.m.5:50 p.m.
Special Session on Homological Commutative Algebra, VI
161, Ryder Hall
Organizers:
Sean SatherWagstaff, Clemson University
Oana Veliche, Northeastern University O.Veliche@northeastern.edu

2:00 p.m.
Free resolutions of Artinian compressed algebras.
Claudia Miller*, Syracuse University
Hamidreza Rahmati, Miami University at Oxford
(113913678) 
2:30 p.m.
The structure of Gorensteinlinear resolutions of Artinian algebras.
Sabine El Khoury*, American University of Beirut
Andrew Kustin, University of South Carolina
(113913416) 
3:00 p.m.
Weak complete intersections and Poincare series.
Janet Striuli*, Fairfield University
Hamidreza Rahamati, Miami University
Zheng Yang, Miami University
(113913611) 
3:30 p.m.
Recursive Strategy for Decomposing Betti Diagrams of Complete Intersections.
Courtney R Gibbons*, Hamilton College
Robert Huben, University of NebraskaLincoln
Branden Stone, Adelphi University
(113913442) 
4:00 p.m.
Pureminimal chain complexes.
Peder Thompson*, Texas Tech University
Lars Winther Christensen, Texas Tech University
(113918276) 
4:30 p.m.
The absolutely Koszul and BackelinRoos properties for spaces of quadrics of small codimension.
Rasoul Ahangari Maleki, Institute for Research in Fundamental Sciences (IPM), Iran
Liana Şega*, University of Missouri Kansas City
(113913485) 
5:00 p.m.
Linkage classes of grade $3$ perfect ideals.
Lars Winther Christensen*, Texas Tech University
Oana Veliche, Northeastern University
Jerzy Weyman, University of Connecticut
(113913487) 
5:30 p.m.
On the structure of almost complete intersections of codimension three.
Lars Winther Christensen, Texas Tech University
Oana Veliche, Northeastern University
Jerzy M Weyman*, University of Connecticut
(113913525)

2:00 p.m.

Sunday April 22, 2018, 2:00 p.m.3:50 p.m.
Special Session on Hopf Algebras, Tensor Categories, and Homological Algebra, VI
156, Ryder Hall
Organizers:
Cris Negron, Massachusetts Institute of Technology
Julia Plavnik, Texas A&M juliaplav@tamu.edu
Sarah Witherspoon, Texas A&M University

2:00 p.m.
Categorification of cyclotomic rings at nonprime roots of unity.
Robert Laugwitz*, Rutgers University
You Qi, California Institute of Technology
(113918267) 
2:30 p.m.
Algebra in the Verlinde Category.
Siddharth Venkatesh*, Massachusetts Institute of Technology
(113916696) 
3:00 p.m.
A new program on quantum subgroups.
Zhengwei Liu*, Harvard University
(113918280) 
3:30 p.m.
Twisted Yangians for symmetric pairs of types B, C and D.
Nicolas Guay*, University of Alberta
Vidas Regelskis, University of York
Curtis Wendlandt, University of Alberta
(11391648)

2:00 p.m.

Sunday April 22, 2018, 2:00 p.m.4:20 p.m.
Special Session on Mathematical Perspectives in Quantum Information Theory, VI
420, Shillman Hall
Organizers:
Aram Harrow, Massachusetts Institute of Technology
Christopher King, Northeastern University c.king@northeastern.edu

2:00 p.m.
Applications of Free Probability Theory to Quantum ManyBody Systems.
Ramis Movassagh*, IBM Research, MITIBM A.I. Lab, Cambridge MA 02142
(113981434) 
2:30 p.m.
Stat mech models for any stabilizer code and Pauli channel.
Chris Chubb, University of Sydney
Steven Flammia*, University of Sydney
(113981307) 
3:00 p.m.
Polynomialtime classical simulation of quantum ferromagnets.
Sergey Bravyi*, IBM Research
David Gosset, IBM Research
(113981375) 
3:30 p.m.
The complexity of distributions.
Emanuele Viola*, NEU
(113968139) 
4:00 p.m.
Localizable Mutual Information: Tensor Networks meets Dynamical Systems.
Fernando Brandao*, Pasadena
(113981502)

2:00 p.m.

Sunday April 22, 2018, 2:00 p.m.5:50 p.m.
Special Session on Mathematical Problems of Relativistic Physics: Classical and Quantum, VI
435, Ryder Hall
Organizers:
Michael Kiessling, Rutgers University
A. Shadi TahvildarZadeh, Rutgers University shadit@math.rutgers.edu

2:00 p.m.
Asymptotics and scattering for the wave equation on black holes.
Stefanos Aretakis*, University of Toronto
(11393536) 
2:30 p.m.
Global large data solutions of the membrane equation.
Leonardo Abbrescia, Michigan State University
Willie W.Y. Wong*, Michigan State University
(113935248) 
3:00 p.m.
Sharp bounds for the eigenvalues of the KerrNewmanDirac angular operator.
Monika Winklmeier*, Department of Mathematics, Universidad de Los Andes, Bogotá.
(11394720) 
3:30 p.m.
Geometry and topology of the Kerr photon region in phase space.
Sophia Jahns*, Tuebingen University, Germany
(11398328) 
4:00 p.m.
Linear Stability of Higher Dimensional Schwarzschild Black Holes.
Jordan Keller*, Black Hole Initiative, Harvard University
MuTao Wang, Department of Mathematics, Columbia University
PeiKen Hung, Department of Mathematics, Columbia University
(113983159) 
4:30 p.m.
Decay for fields outside black holes.
Pieter Blue*, University of Edinburgh
(113935516) 
5:00 p.m.
Gravitational wave memory.
David Garfinkle*, Oakland University
(113983196) 
5:30 p.m.
Gravitational wave memory in LambdaCDM cosmology.
Lydia R. Bieri*, University of Michigan, Department of Mathematics, Ann Arbor MI
David Garfinkle, Oakland University, Rochester MI
Nicolas Yunes, Montana State University, Bozeman MT
(113983483)

2:00 p.m.

Sunday April 22, 2018, 2:00 p.m.5:50 p.m.
Special Session on Modeling of Biological Processes, II
320, Shillman Hall
Organizers:
Simone Cassani, Worcester Polytechnic Institute scassani@wpi.edu
Sarah Olson, Worcester Polytechnic Institute

2:00 p.m.
Modeling the diverse geometry of insect wings.
Jordan Hoffmann, Harvard University
Seth Donoughe, Harvard University
Kathy Li, Columbia University
Mary K Salcedo, Harvard University
Chris H Rycroft*, Harvard University
(113992642) 
2:30 p.m.
Bimolecular reactions in the cell membrane exhibit switchlike behavior with respect to diffusivity and molecular reach.
Samuel A Isaacson*, Boston University
(113992293) 
3:00 p.m.
A mechanism for the proliferative control of tissue mechanics in the absence of growth.
Min Wu*, WPI
Madhav Mani, Northwestern University
(113992135) 
3:30 p.m.
A mathematical approach to study loss of honeybee colonies infested with varroa destructor and deadly viruses.
Vardayani Ratti*, Dartmouth College
Peter G. Kevan, University of Guelph, Canada
Hermann J. Eberl, University of Guelph, Canada
(113934620) 
4:00 p.m.
Disease transmission.
L. Bourouiba*, Massachusetts Institute of Technology
(113900691) 
4:30 p.m.
Active vesicle transport into Dendritic Spines.
Thomas G. Fai*, Harvard University
(1139769) 
5:00 p.m.
Mathematical model of vascular adaptations to a major arterial occlusion in the rat hind limb.
Jared O Barber*, Indiana UniversityPurdue University Indianapolis
Julia C Arciero, Indiana UniversityPurdue University Indianapolis
Erin Zhao, Indiana UniversityPurdue University Indianapolis
(113992560) 
5:30 p.m.
Coupling PDEs and ODEs for blood flow simulations.
Lucia Carichino*, Worcester Polytechnic Institute
Giovanna Guidoboni, University of Missouri
Marcela Szopos, Université de Strasbourg
(113976597)

2:00 p.m.

Sunday April 22, 2018, 2:00 p.m.5:20 p.m.
Special Session on New Developments in Inverse Problems and Imaging, II
245, Ryder Hall
Organizers:
RuYu Lai, University of Minnesota
Ting Zhou, Northeastern University t.zhou@northeastern.edu

2:00 p.m.
On a coupled physics inverse problem in electroseismic imaging.
Yang Yang*, Michigan State University
(113935171) 
2:30 p.m.
A harmonic analysis proof of the boundary observability inequality for the viscoelastic equation.
Walton Green, Clemson University
Shitao Liu*, Clemson University
Mishko Mitkovski, Clemson University
(113935521) 
3:00 p.m.
Reconstruction for Thermoacoustic Tomography in attenuating acoustic media.
Benjamin Palacios*, University of Chicago
(113935454) 
3:30 p.m.
Break 
4:00 p.m.
Stability of some superresolution problems.
Dmitry Batenkov*, MIT
Laurent Demanet, MIT
Hrushikesh Mhaskar, Claremont Graduate University
(113941438) 
4:30 p.m.
An inverse problem for Maxwell's equations with Lipschitz parameters.
Monika Pichler*, Northeastern University
(113935310) 
5:00 p.m.
l1 minimizationbased imaging with multiple measurements.
Ilker Kocyigit*, Dartmouth College
(113900494)

2:00 p.m.

Sunday April 22, 2018, 2:00 p.m.4:50 p.m.
Special Session on Noncommutative Algebra and Representation Theory, VI
247, Ryder Hall
Organizers:
Van C. Nguyen, Hood College nguyen@hood.edu
Alex Martsinkovsky, Northeastern University
Gordana Todorov, Northeastern University

2:00 p.m.
A characterization of the finitetamewild trichotomy for acyclic quivers.
Kyungyong Lee, University of Nebraska
Li Li, Oakland University
Matthew Mills, University of Nebraska
Ralf Schiffler*, University of Connecticut
Alexandra Seceleanu, University of Nebraska
(113916413) 
2:30 p.m.
Dominant dimension and tilting modules.
Van Nguyen, Hood College
Idun Reiten, Norwegian University of Science and Technology
Gordana Todorov, Northeastern University
Shijie Zhu*, Northeastern University
(113917172) 
3:00 p.m.
Cohomological properties of cohomological Mackey functors.
Peter Webb*, University of Minnesota
(113920624) 
3:30 p.m.
Cover relations in the Lattice of Torsion Classes.
Emily Barnard*, Northeastern University
Andrew Carroll, DePaul University
Shijie Zhu, Northeastern University
(113916355) 
4:00 p.m.
Wall and chamber structure and maximal green sequences.
Thomas Brüstle*, Bishop's and Sherbrooke University
Hipolito Treffinger, Leicester University
(113916151) 
4:30 p.m.
Dualizing complexes  a conjectural formula.
Amnon Neeman*, Australian National University
(11391473)

2:00 p.m.

Sunday April 22, 2018, 2:00 p.m.5:20 p.m.
Special Session on Nonlinear and Stochastic Partial Differential Equations and Applications, VI
126, Ryder Hall
Organizers:
Nathan GlattHoltz, Tulane University
Vincent Martinez, Tulane University
Cecilia Mondaini, Texas A&M University cmondaini@math.tamu.edu

2:00 p.m.
Stochastic variational problems and applications to fluid dynamics.
Juraj Foldes*, University of Virginia
Nathan GlattHoltz, Tulane University
Geordie Richards, Utah State University
Jared Whitehead, Brigham Young University
(113935618) 
2:30 p.m.
Nonuniqueness of weak solutions to the NavierStokes equations.
Tristan Buckmaster*, Princeton
(113935474) 
3:00 p.m.
Diffusion enhancement by Hamiltonian flows with hyperbolic equilibrium points.
Jesenko Vukadinovic*, City University of New York
(113935297) 
3:30 p.m.
Helical nature of turbulence and the regularity problem of the 3D NavierStokes equations.
Aseel Farhat*, University of Virginia
Zoran Grujić, University of Virginia
(113976632) 
4:00 p.m.
Vortex axisymmetrization, inviscid damping, and vorticity depletion in the linearized 2D Euler equations.
Jacob Bedrosssian*, University of Maryland, College Park
Michele Coti Zelati, Imperial College of London
Vlad Vicol, Princeton University
(113935641) 
4:30 p.m.
A few examples on the property of the noise in PDE of fluid mechanics.
Kazuo Yamazaki*, Department of Mathematics, University of Rochester
(11393539) 
5:00 p.m.
Asymptotic expansions for decaying solutions of NavierStokes equations.
Dat T Cao*, Texas Tech University
Luan T Hoang, Texas Tech University
(113935674)

2:00 p.m.

Sunday April 22, 2018, 2:00 p.m.5:50 p.m.
Special Session on Optimization Under Uncertainty, VI
315, Shillman Hall
Organizers:
Yingdong Lu, IBM Research yingdong@us.ibm.com
Mark S. Squillante, IBM Research

2:00 p.m.
Dynamic Cyber Risk Management with Uncertainty under Asymmetric Information.
Juntao Chen*, New York University
Quanyan Zhu, New York University
(113993656) 
2:30 p.m.
Optimal Day Ahead Bidding of Forecast Error prone Renewable Generation.
Michael C Caramanis*, Boston University, Boston, MA
Selin Yanikara, Boston University
(113949692) 
3:00 p.m.
Continuity of solutions to minimax equations for decision making under uncertainty.
Eugene A Feinberg*, Stony Brook University
Pavlo O Kasyanov, Institute for Applied System Analysis
Michael Z Zgurovsky, National Technical University of Ukraine
(113990304) 
3:30 p.m.
RiskAverse Control of Partially Observable Markov Systems.
Andrzej Ruszczynski*, Rutgers University
(113949424) 
4:00 p.m.
On the Control of DensityDependent Stochastic Population Processes with TimeVarying Behavior.
Yingdong Lu, Mathematical Sciences, AI Science, IBM Research
Mark S. Squillante*, Mathematical Sciences, AI Science, IBM Research
Chai Wah Wu, Mathematical Sciences, AI Science, IBM Research
(113960639) 
4:30 p.m.
A Dirichlet Process Characterization of Brownian Motion in a Wedge.
Josh Reed*, New York University
Peter Lakner, New York University
Bert Zwart, CWI
(113960645) 
5:00 p.m.
Static Profit Optimal Staffing of Dynamic ErlangA Queues.
William A Massey*, Princeton University
(113960423) 
5:30 p.m.
Monotonicity properties of the single server queue with abandonments and retrials by coupling.
Floske M. Spieksma*, Mathematisch Instituut, Universiteit Leiden
(113990660)

2:00 p.m.

Sunday April 22, 2018, 2:00 p.m.3:50 p.m.
Special Session on Polytopes and Discrete Geometry, VI
265, Ryder Hall
Organizers:
Gabriel Cunningham, University of Massachusetts, Boston
Mark Mixer, Wentworth Institute of Technology mixerm@wit.edu
Egon Schulte, Northeastern University

2:00 p.m.
Embeddings of $H_4$ Polytopes.
DeJaneke Johnson*, Mcdonogh 35 High School
Tianna M. Robinson, Mcdonogh 35 High School
Majid H. Butler, Mcdonogh 35 High School
Sandernisha D. Claiborne, Mcdonogh 35 High School
Tomme A. Denney, Mcdonogh 35 High School
(113951342) 
2:30 p.m.
Symmetries of universal alternating semiregular polytopes.
Barry Monson*, Department of Mathematics and Statistics, University of New Brunswick
Egon Schulte, Department of Mathematics, Northeastern University
(11395224) 
3:00 p.m.
SelfPolar Polytopes.
Alathea I. Jensen*, George Mason University
(113952100) 
3:30 p.m.
On hereditary polyhedra and polytopes.
Egon Schulte, Northeastern University
Asia Ivic Weiss*, York University
(113952208)

2:00 p.m.

Sunday April 22, 2018, 2:00 p.m.2:50 p.m.
Special Session on Regularity of PDEs on Rough Domains, VI
157, Ryder Hall
Organizers:
Murat Akman, University of Connecticut murat.akman@uconn.edu
Max Engelstein, Massachusetts Institute of Technology

2:00 p.m.
Arbitrarily Slowly Decaying Favard Length.
Bobby Wilson*, Massachusetts Institute of Technology
(113928296) 
2:30 p.m.
Strong Comparison Principle for $p$harmonic functions in CarnotCaratheodory spaces.
Luca Capogna, Worcester Polytechnic Institute
Xiaodan Zhou*, Worcester Polytechnic Institute
(11393527)

2:00 p.m.

Sunday April 22, 2018, 2:00 p.m.4:50 p.m.
Special Session on Relations Between the History and Pedagogy of Mathematics, VI
215, Shillman Hall
Organizers:
Amy AckerbergHastings,
David L. Roberts, Prince George's Community College robertsdl@aol.com

2:00 p.m.
History, Pedagogy, and Mathematics in Mathematics Education: Innovation and Participation in a Community of Scholars and Practitioners.
Kathleen M Clark*, Florida State University
(113901545) 
2:30 p.m.
The Nature of Proof: an Historical Perspective.
Lawrence Arthur D'Antonio*, Ramapo College of New Jersey
(113901462) 
3:00 p.m.
Mathematical mistakes in mathematics education: a topic for research.
Alexander Karp*, Teachers College, Columbia University
(11399743) 
3:30 p.m.
Unintentional Consequences: Mathematics Pedagogy and the Rise of the Standards Movement in American Education.
Emily Timmons Hamilton Redman*, University of Massachusetts Amherst
(113901480) 
4:00 p.m.
Demathematizing Mathematics: Searching for Success in Mathematics Education.
Cihan Can*, Florida State University
(113901337) 
4:30 p.m.
Life and Work of the Ukrainian Mathematician Volodimir (Wlodzimiez) Levitsky.
Maryam Vulis*, CUNY, Norwalk Community College
(113901205)

2:00 p.m.

Sunday April 22, 2018, 2:00 p.m.5:45 p.m.
Special Session on Singularities of Spaces and Maps, IV
220, Behrakis Hall
Organizers:
Terence Gaffney, Northeastern University
David Massey, Northeastern University d.massey@northeastern.edu

2:00 p.m.
Zero dimensional valuations on equicharacteristic noetherian local domains.
Bernard H. Teissier*, CNRS Paris
(11391489) 
3:00 p.m.
Geometry of quasianalytic classes.
Edward Bierstone*, University of Toronto
(113932327) 
4:00 p.m.
Exceptional rays and bilipschitz geometry of real surface singularities.
Leslie C Wilson*, University of Hawaii
Donal O'Shea, New College of Florida
(113914200) 
5:00 p.m.
Which surface singularities are Lipschitz normally embedded?
Anne Pichon*, Aix Marseille University, France
Walter D Neumann, Columbia University, Barnard College, New York USA
Helge Pedersen, Universidad Federal Do Ceara, Fortaleza, Brazil
Filip Misev, Max Planck Institut, Bonn, Germany
(113914491)

2:00 p.m.

Sunday April 22, 2018, 2:00 p.m.5:15 p.m.
Special Session on The Gaussian Free Field and Random Geometry, VI
210, Shillman Hall
Organizers:
Jian Ding, University of Pennsylvania dingjian@wharton.upenn.edu
Vadim Gorin, Massachusetts Institute of Technology

2:00 p.m.
Random tilings with periodic weights and matrix orthogonal polynomials.
Maurice Duits*, Royal Institute of Technology
(113960499) 
3:00 p.m.
Scaling limits for percolated random planar maps.
Olivier Bernardi, Brandeis
Christophe Garban, University of Lyon
Ewain Gwynne, MIT
Nina Holden*, MIT
Avelio Sepulveda, University of Lyon
Xin Sun, Columbia
(113960542) 
3:30 p.m.
Break 
4:00 p.m.
Loggases on a quadratic lattice via discrete loop equations and $q$boxed plane partitions.
Evgeni S Dimitrov*, MIT
(113960428) 
4:30 p.m.
LDP and CLT for Log and Coulomb Gases.
Sylvia Serfaty*, New York University
(113982288)

2:00 p.m.

Sunday April 22, 2018, 2:00 p.m.4:50 p.m.
Special Session on Topics in Toric Geometry, VI
124, Ryder Hall
Organizers:
Ivan Martino, Northeastern University i.martino@northeastern.edu
Emanuele Ventura, Texas A&M University

2:00 p.m.
Singular Hodge theory of matroids.
Tom Braden, University of Massachusetts
June Huh, Institute for Advanced Study
Jacob Matherne, University of Massachusetts
Nicholas Proudfoot*, University of Oregon
Botong Wang, University of Wisconsin
(113914232) 
3:00 p.m.
Toric arrangements associated to root systems.
Christin Bibby*, University of Michigan
(113905636) 
3:30 p.m.
Computing sheaf cohomology on CalabiYau hypersurfaces in toric varieties and Dbrane instantons.
Andreas P. Braun, University of Oxford
Cody Long, Northeastern University
Liam McAllister, Cornell University
Michael Stillman, Cornell University
Benjamin Sung*, Northeastern University
(113914518) 
4:00 p.m.
Affine Schubert calculus and Hessenberg varieties.
Julianna Tymoczko*, Smith College
(113914702) 
4:30 p.m.
Levi subgroup actions on Schubert varieties in the Grassmannian.
Reuven Hodges*, Northeastern University
Venkatramani Lakshmibai, Northeastern University
(113920621)

2:00 p.m.

Sunday April 22, 2018, 2:00 p.m.5:20 p.m.
Special Session on Topology of Biopolymers, VI
220, Shillman Hall
Organizers:
Erica Flapan, Pomona College eflapan@pomona.edu
Helen Wong, Carleton College

2:00 p.m.
Knots and Links in Proteins.
Kenneth C Millett*, Department of Mathematics, University of California, Santa Barbara
(11395799) 
2:30 p.m.
Using virtual knots to identify ambiguously knotted conformations of proteins and open random walks.
Keith Alexander*, University of Bristol
Alexander J. Taylor, University of Bristol
Mark R. Dennis, University of Birmingham
(113992509) 
3:00 p.m.
Unknotting $\theta$curves and DNA replication.
Dorothy Buck, Univeristy of Bath
Danielle O'Donnol*, Indiana Univeristy
(113992489) 
3:30 p.m.
A characterization of the products arising from sitespecific recombination on certain DNA substrates.
Diana Hubbard*, University of Michigan
Jordan Katz, University of Michigan
(113992477) 
4:00 p.m.
A Predictive Model for Chromatin Folding.
Jose N Onuchic*, Center for Theoretical Biological Physics and Departments of Physics and Astronomy, Rice University
(113992179) 
4:30 p.m.
Mechanisms of chromatin unknotting.
Fabrizio Benedetti, Swiss Institute of Bioinformatics, Lausanne, Switzerland
Dusan Racko, Center for Integrative Genomics, University of Lausanne, Switzerland
Julien Dorier, Swiss Institute of Bioinformatics, Lausanne, Switzerland
Dimos Goundaroulis, Center for Integrative Genomics, University of Lausanne, Switzerland
Andrzej Stasiak*, Center for Integrative Genomics, University of Lausanne, Switzerland
(113992344) 
5:00 p.m.
Beyond the static DNA models of Watson and Crick.
Jonathan M. Fogg, Baylor College of Medicine
Qian Wang, University of Texas Medical Branch
Rossitza N. Irobalieva, Baylor College of Medicine
Muyuan Chen, Baylor College of Medicine
Steven J. Ludtke, Baylor College of Medicine
Sarah A. Harris, University of Leeds
Wah Chiu, Baylor College of Medicine
B. Montgomery Pettitt, University of Texas Medical Branch
E. Lynn Zechiedrich*, Baylor College of Medicine
(113992543)

2:00 p.m.

Sunday April 22, 2018, 2:00 p.m.4:55 p.m.
Contributed Paper Session on AMS Contributed Paper Session, II
203, Ryder Hall

2:00 p.m.
Matching preclusion of the generalized Petersen graph.
Ajay Arora*, Novi High School and Oakland University Summer Mathematics Institute
Eddie Cheng, Oakland University
(11390526) 
2:15 p.m.
Matching preclusion number in product graphs.
Zhao Wang, Beijing Normal University
Chris Melekian*, Oakland University
Eddie Cheng, Oakland University
Yaping Mao, Qinghai Normal University
(113905370) 
2:30 p.m.
On rooted planar maps and Dyck paths.
Juan B Gil*, Penn State Altoona
(113905264) 
2:45 p.m.
Advances in Transcendental Number Theory Since the Proof of the GelfondSchneider Theorem.
Michael Tobin*, Baltimore, Maryland
(11391183) 
3:00 p.m.
Permutation polynomials over $\mathbb{F}_{q^2}$ from rational functions.
Daniele Bartoli, Università degli Studi di Perugia
Ariane Masuda*, New York City College of Technology, CUNY
Luciane Quoos, Universidade Federal do Rio de Janeiro
(113912622) 
3:15 p.m.
Nonlinear Conformallyinvariant Firstorder Elliptic Systems in Three Dimensions: A variational perspective with and applications to geometric inverse problems.
P. Robert Kotiuga*, Boston University, ECE Dept.
(113958679) 
3:30 p.m.
New constructions of semitoric integrable systems.
Joseph Palmer*, Rutgers University
(11395314) 
4:00 p.m.
The Lie groupoid analogue of a symplectic Lie group.
David N Pham*, Queensborough Community College, CUNY
(11395331) 
4:15 p.m.
An Almost Berinde Reich Mapping Theorem with Unique Fixed Point.
Clement Ampadu*, Boston, MA
(113954511) 
4:45 p.m.
Bessel Functions and Unbounded Wall Flow.
Gary S. Lapham*, Maine Maritime Academy
John P. McHugh, University of New Hampshire
(113976298)

2:00 p.m.
Inquiries: meet@ams.org