
AMS Sectional Meeting Program by Day
Current as of Saturday, April 13, 2013 00:24:55
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Inquiries: meet@ams.org
Spring Eastern Sectional Meeting
Boston College, Chestnut Hill, MA
April 67, 2013 (Saturday  Sunday)
Meeting #1088
Associate secretaries:
Steven H. Weintraub, AMS shw2@lehigh.edu
Saturday April 6, 2013

Saturday April 6, 2013, 7:30 a.m.4:00 p.m.
Meeting Registration
Welch Dining Room, Lyons Hall

Saturday April 6, 2013, 8:00 a.m.4:00 p.m.
Exhibit and Book Sale
Welch Dining Room, Lyons Hall

Saturday April 6, 2013, 8:00 a.m.10:50 a.m.
Special Session on Discrete Geometry of Polytopes, I
Room 230, Fulton Hall Organizers: Barry Monson, University of New Brunswick Egon Schulte, Northeastern University schulte@neu.edu

8:00 a.m.
Regular Polyhedra of Index $3$.
Anthony Cutler*, Newton, MA
(108852243)

8:30 a.m.
Quotients of abstract regular polytopes by linear codes.
Luis A. RuizLopez*, National Autonomous University of Mexico
(108805158)

9:00 a.m.
Orbit graphs and facetransitivity of korbit polytopes.
Gabe Cunningham*, University of Massachusetts Boston
(10880528)

9:30 a.m.
Some relations among equivelar 3toroids.
Isabel Hubard*, Instituto de Matematicas, UNAM
Javier Bracho, Instituto de Matematicas, UNAM
Daniel Pellicer, Centro de Ciencias Matematicas, UNAM
(108852284)

10:00 a.m.
Equivelar toroids in the projective space.
Daniel Pellicer*, National University of Mexico
Isabel Hubard, National University of Mexico
Javier Bracho, National University of Mexico
(108852138)

10:30 a.m.
From maps to polytopes.
Thomas W, Tucker*, Colgate University
(108805114)

Saturday April 6, 2013, 8:00 a.m.10:50 a.m.
Special Session on Financial Mathematics, I
Room 220, Fulton Hall Organizers: Hasanjan Sayit, Worcester Polytechnic Institute Stephan Sturm, Worcester Polytechnic Institute ssturm@wpi.edu

Saturday April 6, 2013, 8:00 a.m.10:50 a.m.
Special Session on History and Philosophy of Mathematics, I
Room S109, Stokes Hall Organizers: James J. Tattersall, Providence College tat@providence.edu V. Frederick Rickey, United States Military Academy

8:00 a.m.
"Epistemic Cultures" and the History of Mathematics.
Hardy Grant*, York University, Toronto
(108801104)

8:30 a.m.
Mathematics as Mind Training: The History of a Complex of Educational Ideas.
David Lindsay Roberts*, Prince George's Community College
(10880153)

9:00 a.m.
Mathematical Tables in Nineteenth Century America.
Scott B. Guthery*, Docent Press
(10880116)

9:30 a.m.
Precomputer number crunching: computational aids and techniques in Indian mathematics.
Kim Plofker*, Union College
(108801285)

10:00 a.m.
The Evolution of Mathematics in Ancient China: From the Newly Discovered Shu and Suan shu shu Bamboo Texts to the Nine Chapters on the Art of Mathematics.
Joseph W. Dauben*, Lehman College, City University of New York
(10880169)

10:30 a.m.
Correcting an Error in Book I of Archimedes' "On Floating Bodies".
Chris Rorres*, University of Pennsylvania, Kennett Square, PA
(10880138)

Saturday April 6, 2013, 8:00 a.m.10:50 a.m.
Special Session on Homological Invariants in Lowdimensional Topology, I
Room S295, Stokes Hall Organizers: John Baldwin, Boston College Joshua Greene, Boston College joshua.greene@bc.edu Eli Grigsby, Boston College

8:00 a.m.
On the Plamenevskaya invariant.
Robert Lipshitz, University of North Carolina
Lenhard Ng, Duke University
Sucharit Sarkar*, Princeton University
(108857214)

8:30 a.m.
Triply graded coloured homology.
Sabin Cautis*, University of Southern California
(108816225)

9:00 a.m.
The characteristic2 Rasmussen invariant and mutation.
Thomas C Jaeger*, Syracuse University
(108857261)

9:30 a.m.
Open books, twist numbers, and Floer homology.
Matthew Hedden, Michigan State University
Thomas E. Mark*, University of Virginia
(108857221)

10:00 a.m.
Open book foliation and fractional Dehn twist coefficients.
Keiko Kawamuro*, University of Iowa
(108857215)

10:30 a.m.
Transverse knots, infinite cyclic covers and Heegaard Floer homology.
Tye Lidman, University of Texas, Austin
Robert Lipshitz, University of North Carolina
Sucharit Sarkar, Princeton University
David Shea VelaVick*, Louisiana State University
(108857262)

Saturday April 6, 2013, 8:00 a.m.10:45 a.m.
Special Session on Homology and Cohomology of Arithmetic Groups, I
Room S117, Stokes Hall Organizers: Avner Ash, Boston College Darrin Doud, Brigham Young University doud@math.byu.edu David Pollack, Wesleyan University

Saturday April 6, 2013, 8:00 a.m.10:50 a.m.
Special Session on Hopf Algebras and their Applications, I
Room S113, Stokes Hall Organizers: Timothy Kohl, Boston University tkohl@math.bu.edu Robert Underwood, Auburn University Montgomery

8:00 a.m.
The search for a left quantum universal enveloping algebra.
Uma Iyer, Bronx Community College
Earl J. Taft*, Rutgers University
(10881613)

8:30 a.m.
Noetherian Algebras of Quantum Differential Operators.
Uma N Iyer*, Bronx
David A Jordan, University of Sheffield, UK
Timothy C McCune, Great Neck, NY
(10881619)

9:00 a.m.
Hopf algebras, YangBaxter equations and related structures.
Florin Felix Nichita*, IMAR Bucharest
(108816115)

9:30 a.m.
Quasibialgebra Structures and Torsionfree Abelian Groups.
Alessandro Ardizzoni*, University of Turin
(108816155)

10:00 a.m.
QuasiYetterDrinfield Data.
Claudia Menini*, Departmen of Mathematics, University of Ferrara (Italy)
(108817150)

10:30 a.m.
Reduction of tensor categories modulo primes.
Pavel Etingof*, MIT
Shlomo Gelaki, Technion, Israel
(10881817)

Saturday April 6, 2013, 8:00 a.m.10:45 a.m.
Special Session on Moduli Spaces in Algebraic Geometry, I
Room 110, Fulton Hall Organizers: Dawei Chen, Boston College dawei.chen@bc.edu Maksym Fedorchuk, Boston College Joe Harris, Harvard University YuJong Tzeng, Harvard University

Saturday April 6, 2013, 8:00 a.m.10:20 a.m.
Special Session on Real and Complex Dynamics of Difference Equations with Applications, I
Room S111, Stokes Hall Organizers: Ann Brett, Johnson and Wales University M. R. S. Kulenovic, University of Rhode Island mkulenovic@mail.uri.edu

8:00 a.m.
Global Behavior of Some Rational Second Order Difference Equations.
Mustafa R.S. Kulenovic*, University of Rhode Island
Midhat Mehuljic, University of Sarajevo
(10883960)

8:30 a.m.
A system of Four Difference Equations for Exploring the Dynamics of Dengue Spread, and its Control.
Tamara Awerbuch*, Department of Global Health and Population, Harvard School of Public Health
Richard Levins, Harvard School of Public Health
Michaela Predescu, Bentley University, Waltham MA 0245
(108892267)

9:00 a.m.
On the Asymptotic Behavior of Convergent Solutions to Difference Equations of the type $x_{n+1}=Jx_{n}=f_{n}(x_{n})$.
William T Jamieson*, University of Rhode Island
Orlando Merino, University of Rhode Island
(108839123)

9:30 a.m.
Global Dynamics of Some Anticompetitive Systems of Difference Equations in the Plane.
M.R.S. Kulenovic, Department of Mathematics University of Rhode Island
M. DiPippo*, Department of Mathematics Rhode Island College
(108839122)

10:00 a.m.
AntiCompetitive Systems of Rational Difference Equations.
Chris D Lynd*, University of Rhode Island
(108839128)

Saturday April 6, 2013, 8:00 a.m.10:50 a.m.
Special Session on Research by Undergraduates and Students in PostBaccalaureate Programs, I
Room 130, Fulton Hall Organizers: ChiKeung Cheung, Boston College David Damiano, College of the Holy Cross Steven J. Miller, Williams College sjm1@williams.edu Suzanne L. Weekes, Worcester Polytechnic Institute

Saturday April 6, 2013, 8:30 a.m.10:50 a.m.
Special Session on Algebraic and Geometric Structures of 3manifolds, I
Room S115, Stokes Hall Organizers: Ian Biringer, Boston College Tao Li, Boston College taoli@bc.edu Robert Meyerhoff, Boston College

8:30 a.m.
Commensurability of hyperbolic knot complements.
Michel Boileau, Institut de Mathématiques de Toulouse
Steven Boyer, UQAM
Radu Cebanu*, Boston College
Genevieve Walsh, TUFTS
(108851211)

9:00 a.m.
Thurston's gluing equations for PGL(n,C).
Christian K Zickert*, University of Maryland
(108857289)

9:30 a.m.
Virtual positivity of representation volumes.
Yi Liu*, Pasadena
(108857166)

10:00 a.m.
Small volume link orbifolds.
Christopher K Atkinson, University of Minnesota, Morris
David Futer*, Temple University
(10885766)

10:30 a.m.
Convex Projective Deformations of the Figure8 Knot Complement.
Sam Aaron Ballas*, University of Texas at Austin
(108857172)

Saturday April 6, 2013, 8:30 a.m.10:50 a.m.
Special Session on Algorithmic Problems of Group Theory and Applications to Information Security, I
Room 245, Fulton Hall Organizers: Delaram Kahrobaei, City University of New York Graduate Center and New York College of Technology dkahrobaei@gc.cuny.edu Vladimir Shpilrain, City College of New York and City University of New York Graduate Center

8:30 a.m.
Classification of embeddings of abelian extensions of $D_n$ into $E_{n+1}$.
Andrew Douglas*, City University of New York
Delaram Kahrobaei, City University of New York
Joe Repka, University of Toronto
(108817239)

9:00 a.m.
The word problem in the automorphism groups of rightangled Artin groups is in P.
Carrie A. Whittle*, University of Arkansas
(10882047)

9:30 a.m.
An Algorithmic and Geometric Property of Cayley Graphs.
Ashley Johnson*, University of Nebraska  Lincoln
(108820178)

10:00 a.m.
Constructive faithful representations into PSL(2,C) and PSL(2,R).
Benjamin Fine*, Fairfield University
Martin Kreuzer, University of Passau
Gerhard Rosenberger, University of Hamburg
(108820167)

10:30 a.m.
Dimension of Matrix Representations of Finitely Generated Torsion Free Nilpotent Groups.
Maggie E Habeeb*, California University of PA
Delaram Kahrobaei, CUNY Graduate Center
(108820198)

Saturday April 6, 2013, 8:30 a.m.10:50 a.m.
Special Session on Combinatorics and Classical Integrability, I
Room 423, Fulton Hall Organizers: Amanda Redlich, Rutgers University aredlich@math.rutgers.edu Shabnam Beheshti, Rutgers University

8:30 a.m.
An Integrability Toolkit for Combinatorialists.
Shabnam Beheshti*, Department of Mathematics, Rutgers University
(108835271)

9:00 a.m.
On a relationship between reflectionless potentials, Lax operators, Bogoliubovde Gennes Liouvillians of integrable PDEs, and supersymmetric chains.
Maxim Olshanii*, University of Massachusetts Boston
Zaijong Hwang, University of Massachusetts Boston
Andrew Koller, University of Colorado
(10883518)

9:30 a.m.
Wronskian Formulations of the Boussinesq Equations.
WenXiu Ma*, University of South Florida
(10883524)

10:00 a.m.
Near amplitude crossing of mKdV double solitons.
Justin Holmer*, Brown University
Donlapark Pornnopparath, Brown University
(108835187)

10:30 a.m.
Apollonian structure in the Abelian sandpile.
Wesley Pegden*, Courant Institute, NYU
Charles K Smart, MIT
Lionel Levine, Cornell University
(108837287)

Saturday April 6, 2013, 8:30 a.m.10:40 a.m.
Contributed Paper Session
Room S201, Stokes Hall

8:30 a.m.
Mathematics and Wikiversity.
Jeffrey J Beyerl*, Furman University
(10889722)

8:45 a.m.
Simulationbased Metaheuristic Optimization of Logistics Systems.
Baiba Zvirgzdina*, Riga, Latvia
(10884920)

9:00 a.m.
Portfolio Selection with Downside Risk and Upside Potential.
Zhen Huang*, Otterbein University
Zengxiang Tong, Otterbein University
(10889091)

9:15 a.m.
Examining a Seismic Imaging Algorithm With Band Limited Data.
Bogdan G Nita*, Montclair State University
Catherine Wilshusen, The Johns Hopkins University
Marcus Jeffrey, North Carolina A&T State University
(10888654)

9:30 a.m.
Hyperinvariance for a class of operators.
Driss Drissi*, Kuwait university
(108847290)

9:45 a.m.
Global Attractors of the Hyperbolic Relaxation of ReactionDiffusion Equations with Dynamic Boundary Conditions.
Joseph L Shomberg*, Providence College
Ciprian G Gal, Florida International University
(10883536)

10:00 a.m.
Seifert fibered surgery on hyperbolic pretzel knots.
Jeffrey Meier*, University of Texas at Austin
(10885730)

10:15 a.m.
A Note on the Prison Yard Problem.
Val Pinciu*, Southern Connecticut State University
(108805248)

10:30 a.m.
The Application of the connectivity between uniserial module over an Artinian ring with its Jacobson Radical.
Irawati Oetoyo Soeryodinoto*, Algebra research group. Institut Teknologi Bandung
(10881625)

Saturday April 6, 2013, 9:00 a.m.10:50 a.m.
Special Session on Arithmetic Dynamics and Galois Theory, I
Room S209, Stokes Hall Organizers: John Cullinan, Bard College cullinan@bard.edu Farshid Hajir, University of Massachusetts, Amherst Siman Wong, University of Massachusetts, Amherst

9:00 a.m.
Isotriviality of Algebraic Dynamical Systems over Function Fields.
Anupam Bhatnagar*, Borough of Manhattan Community College, CUNY
Alon Levy, University of British Columbia
(108837185)

9:30 a.m.
Finding $p$class towers of length 3.
Michael R. Bush*, Dept. of Mathematics, Washington and Lee University
Daniel C. Mayer, Graz, Austria.
(108811254)

10:00 a.m.
A Thompson Group for the Basilica.
James M Belk*, Bard College
Bradley T Forrest, The Richard Stockton College of New Jersey
(108820255)

10:30 a.m.
Dynamical Degrees and Arithmetic Degrees for Rational Maps and Morphisms.
Joseph H Silverman*, Mathematics Department, Brown University, Providence, RI 02912
(10881137)

Saturday April 6, 2013, 9:00 a.m.10:50 a.m.
Special Session on Commuting Matrices and the Hilbert Scheme, I
Room 453, Fulton Hall Organizers: Anthony Iarrobino, Northeastern University a.iarrobino@neu.edu Leila Khatami, Union College

Saturday April 6, 2013, 9:00 a.m.10:40 a.m.
Special Session on Complex Geometry and Microlocal Analysis, I
Room 117, Fulton Hall Organizers: Victor W. Guillemin, Massachusetts Institute of Technology Richard B. Melrose, Massachusetts Institute of Technology Yanir A. Rubinstein, Stanford University yanir@member.ams.org

Saturday April 6, 2013, 9:00 a.m.10:45 a.m.
Special Session on Counting and Equidistribution on Symmetric Spaces, I
Room 425, Fulton Hall Organizers: Dubi Kelmer, Boston College kelmer@bc.edu Alex Kontorovich, Yale University

Saturday April 6, 2013, 11:05 a.m.11:55 a.m.
Invited Address
Canonical bases and geometry.
Room 127, Merkert Chemistry Center
Roman Bezrukavnikov*, Massachusetts Institute of Technology
(10882001)

Saturday April 6, 2013, 1:55 p.m.2:45 p.m.
Invited Address
Discrete objects with maximum possible symmetry.
Room 127, Merkert Chemistry Center
Marston Conder*, University of Auckland, New Zealand
(10882002)

Saturday April 6, 2013, 3:00 p.m.5:20 p.m.
Special Session on Algebraic and Geometric Structures of 3manifolds, II
Room S115, Stokes Hall Organizers: Ian Biringer, Boston College Tao Li, Boston College taoli@bc.edu Robert Meyerhoff, Boston College

Saturday April 6, 2013, 3:00 p.m.5:50 p.m.
Special Session on Algorithmic Problems of Group Theory and Applications to Information Security, II
Room 245, Fulton Hall Organizers: Delaram Kahrobaei, City University of New York Graduate Center and New York College of Technology dkahrobaei@gc.cuny.edu Vladimir Shpilrain, City College of New York and City University of New York Graduate Center

3:00 p.m.
DiffieHellman Problems with Deterministic HardCore Bits.
Nelly Fazio, City College, CUNY
Rosario Gennaro*, City College, CUNY
Milinda Pereira, City College, CUNY
William E. Skeith, City College, CUNY
(108812269)

3:30 p.m.
Current Challenges in Information Security.
Shafi Goldwasser*, MIT
(108820275)

4:00 p.m.
Public key exchange using semidirect product of (semi)groups.
M. Habeeb, California University of Pennsylvania
D. Kahrobaei, City University of New York
C. Koupparis, City University of New York
V. Shpilrain*, City University of New York
(108894152)

4:30 p.m.
Implementing Binary Elliptic Curve Addition as Quantum Circuit.
Rainer Steinwandt*, Florida Atlantic University
(108894222)

5:00 p.m.
Complicated residually finite groups.
Mark Sapir*, Nashville
(10882071)

5:30 p.m.
Using automata to solve algorithmic problems in relatively hyperbolic groups.
Olga Kharlampovich*, Hunter College, CUNY
(108820253)

Saturday April 6, 2013, 3:00 p.m.5:20 p.m.
Special Session on Arithmetic Dynamics and Galois Theory, II
Room S209, Stokes Hall Organizers: John Cullinan, Bard College cullinan@bard.edu Farshid Hajir, University of Massachusetts, Amherst Siman Wong, University of Massachusetts, Amherst

Saturday April 6, 2013, 3:00 p.m.5:20 p.m.
Special Session on Combinatorics and Classical Integrability, II
Room 423, Fulton Hall Organizers: Amanda Redlich, Rutgers University aredlich@math.rutgers.edu Shabnam Beheshti, Rutgers University

Saturday April 6, 2013, 3:00 p.m.5:50 p.m.
Special Session on Commuting Matrices and the Hilbert Scheme, II
Room 453, Fulton Hall Organizers: Anthony Iarrobino, Northeastern University a.iarrobino@neu.edu Leila Khatami, Union College

3:00 p.m.
Hilbert Schemes and Jacobi Factors of Plane Curve Singularities.
Mikhail Mazin*, Stony Brook University
(108814231)

3:30 p.m.
Cherednik algebras, Hilbert schemes and knot invariants.
Eugene Gorsky*, Stony Brook University
(10881462)

4:00 p.m.
Cohomology rings of the elliptic Affine Springer Fibers in type $A$.
Alexei Oblomkov*, University of Massachuetts, Amherst
Zhiwei Yun, Stanford
(108814145)

4:30 p.m.
Enumeration of singular curves with tangency conditions.
Yujong Tzeng*, Harvard University
(108814177)

5:00 p.m.
Ideals of conjugacy classes of nilpotent matrices.
Riccardo Biagioli, University of Lyon
Sara Faridi*, Dalhousie University
Mercedes Rosas, University of Sevilla
(108813169)

5:30 p.m.
Equations for isospectral Hilbert schemes of $n\leq 4$ points on the plane.
Fatimah Ahmed Alsmaeel, Wayne State University
Christopher E. Creighton, Wayne State University
Bogdan Gheorghe, Wayne State University
Kyungyong Lee*, Wayne State University
(10880572)

Saturday April 6, 2013, 3:00 p.m.5:50 p.m.
Special Session on Complex Geometry and Microlocal Analysis, II
Room 117, Fulton Hall Organizers: Victor W. Guillemin, Massachusetts Institute of Technology Richard B. Melrose, Massachusetts Institute of Technology Yanir A. Rubinstein, Stanford University yanir@member.ams.org

3:00 p.m.
Curvature, Cones, and Characteristic Numbers.
Michael F. Atiyah, University of Edinburgh
Claude R. LeBrun*, Stony Brook University
(108853235)

4:00 p.m.
Construction of conic KahlerEinstein metrics.
Chi Li*, Stony Brook University
Song Sun, Imperial College, UK
(10885361)

4:30 p.m.
Positivity in KählerEinstein theory.
Luca Fabrizio Di Cerbo*, Duke University Math Department
Gabriele Di Cerbo, Princeton University Math Department
(10885350)

5:00 p.m.
Smooth gluing theorems for Kähler metrics.
Michael Singer*, University College London
Richard B Melrose, Massachusetts Institute of Technology
(10885879)

Saturday April 6, 2013, 3:00 p.m.5:45 p.m.
Special Session on Counting and Equidistribution on Symmetric Spaces, II
Room 425, Fulton Hall Organizers: Dubi Kelmer, Boston College kelmer@bc.edu Alex Kontorovich, Yale University

3:00 p.m.
Equidistribution of primitive rational points on expanding horosphere.
Nimish A Shah*, Ohio State University
Manfred Einsiedler, ETHZurich, Switzerland
Shahar Mozes, Hebrew University of Jerusalem, Israel
Uri Schapira, Technion, Haifa, Israel
(108822245)

4:00 p.m.
Unipotent flows and infinite measures.
Amir Mohammadi*, The University of Texas at Austin
(10883759)

5:00 p.m.
Effective circle count for Apollonian packings and closed horospheres.
Min Lee*, Brown University
Hee Oh, Brown University
(10881192)

Saturday April 6, 2013, 3:00 p.m.5:50 p.m.
Special Session on Discrete Geometry of Polytopes, II
Room 230, Fulton Hall Organizers: Barry Monson, University of New Brunswick Egon Schulte, Northeastern University schulte@neu.edu

3:00 p.m.
Isometric PointCircle Configurations and UnitDistance Polycirculants.
Marko Boben, University of Ljubljana, FRI
Gábor Gévay, Bolyai Institute, University of Szeged
Tomaž Pisanski*, University of Ljubljana, FMF
(108852119)

3:30 p.m.
From Ehrhart theory to almostneighborly polytopes.
Benjamin T Nill*, Case Western Reserve University
Arnau Padrol, Universitat Politecnica de Catalunya
(108852168)

4:00 p.m.
VertexTransitive Polyhedra in 3Space.
Undine Leopold*, Northeastern University, Boston, MA
(108852142)

4:30 p.m.
Abstract polytopes with O'Nan as automorphism group.
Dimitri Leemans*, University of Auckland
(108852146)

5:00 p.m.
Simple groups acting on polytopes.
Peter A Brooksbank*, Bucknell University
(108820213)

5:30 p.m.
Residues of BruhatTits buildings.
Richard M Weiss*, Tufts University
Holger P Petersson, FernUniversität Hagen
Bernhard Mühlherr, Universität Giessen
(10882032)

Saturday April 6, 2013, 3:00 p.m.5:50 p.m.
Special Session on Financial Mathematics, II
Room 220, Fulton Hall Organizers: Hasanjan Sayit, Worcester Polytechnic Institute Stephan Sturm, Worcester Polytechnic Institute ssturm@wpi.edu

3:00 p.m.
An Optimal Timing Approach to MeanReversion Trading.
Xin Li*, Columbia University
Tim Leung, Columbia University
(10886011)

3:30 p.m.
Optimal Hedging in a Discrete Time Incomplete Market with Transaction Costs.
Victoria Steblovskaya*, Department of Mathematical Sciences, Bentley University
Norm Josephy, Department of Mathematical Sciences, Bentley University
Lucy Kimball, Department of Mathematical Sciences, Bentley University
(108891165)

4:00 p.m.
Optimal Consumption with Transaction Cost and Random Endowment: Shadow Prices and Connections to Duality.
Xiang Yu*, University of Michigan
Erhan Bayraktar, University of Michigan
Yuchong Zhang, University of Michigan
(10886094)

4:30 p.m.
Consumption Dynamics in Incomplete Markets.
Paolo Guasoni, Boston University and Dublin City University
Gu Wang*, Boston University
(108860188)

5:00 p.m.
Most Likely Path to Systemic Failure.
Kontantinos Spiliopoulos*, Department of Mathematics and Statistics, Boston University
Kay Giesecke, Stanford University
Richard Sowers, University of Illionis at UrbanaChampaign
(108860131)

5:30 p.m.
TwoDimensional Sequential Hypothesis Testing in the Brownian Motion Model.
Michael Carlisle, Department fo Mathematics, Baruch College, CUNY
Olympia Hadjiliadis*, Department of Mathematics Brooklyn College and the Graduate Center of CUNY
(108862176)

Saturday April 6, 2013, 3:00 p.m.5:50 p.m.
Special Session on History and Philosophy of Mathematics, II
Room S109, Stokes Hall Organizers: James J. Tattersall, Providence College tat@providence.edu V. Frederick Rickey, United States Military Academy

Saturday April 6, 2013, 3:00 p.m.5:50 p.m.
Special Session on Homological Invariants in Lowdimensional Topology, II
Room S295, Stokes Hall Organizers: John Baldwin, Boston College Joshua Greene, Boston College joshua.greene@bc.edu Eli Grigsby, Boston College

3:00 p.m.
Trisections of 4manifolds.
David T Gay*, University of Georgia and Euclid Lab
Robion Kirby, University of California Berkeley
(108857246)

3:30 p.m.
Surface diagrams and Floer homology.
Jonathan D Williams*, University of Georgia
(108857136)

4:00 p.m.
Computing Higherorder Alexander Polynomials of Knots.
Peter D Horn*, Syracuse University
(108857121)

4:30 p.m.
The pillowcase and perturbations of traceless representations of knot groups.
Matthew Hedden*, Michigan State University
Chris Herald, University of Nevada, Reno
Paul Kirk, University of Indiana, Bloomington
(108857125)

5:00 p.m.
Heegaard Floer homology and the Alexander trick.
Liam Watson*, UCLA
(108857256)

5:30 p.m.
The Seifert form, Alexander module, and bordered Floer homology.
Jennifer Hom*, Columbia
Sam Lewallen, Princeton
Tye Lidman, UT Austin
Liam Watson, UCLA
(108857244)

Saturday April 6, 2013, 3:00 p.m.5:50 p.m.
Special Session on Homology and Cohomology of Arithmetic Groups, II
Room S117, Stokes Hall Organizers: Avner Ash, Boston College Darrin Doud, Brigham Young University doud@math.byu.edu David Pollack, Wesleyan University

Saturday April 6, 2013, 3:00 p.m.5:50 p.m.
Special Session on Hopf Algebras and their Applications, II
Room S113, Stokes Hall Organizers: Timothy Kohl, Boston University tkohl@math.bu.edu Robert Underwood, Auburn University Montgomery

3:00 p.m.
Hopf Galois structures on Galois extensions of fields of degree $mp$.
Lindsay N. Childs*, University at Albany
(108812189)

3:30 p.m.
Matrices with correspond to Hopf orders in high ramification.
Alan Koch*, Agnes Scott College
(10881163)

4:00 p.m.
Scaffolds in local Galois module theory with implications for the classification of Hopf orders.
G. Griffith Elder*, University of Nebraska at Omaha
Nigel P. Byott, University of Exeter
(108811108)

4:30 p.m.
Locally Nilpotent Skew Derivations.
Jeffrey Bergen*, DePaul University
Piotr Grzeszczuk, Bialystok University of Technology
(108816190)

5:00 p.m.
Semilinear Actions of General Linear Groups on Character Rings of Hopf Algebras.
Yorck Sommerhäuser*, University of South Alabama
(108816191)

5:30 p.m.
Classifying Hopf algebras of dimension $8p$.
Margaret Beattie*, Mount Allison University, Canada
Gaston Andres Garcia, Universidad Nacional de la Plata, Argentina
(108816183)

Saturday April 6, 2013, 3:00 p.m.5:45 p.m.
Special Session on Moduli Spaces in Algebraic Geometry, II
Room 110, Fulton Hall Organizers: Dawei Chen, Boston College dawei.chen@bc.edu Maksym Fedorchuk, Boston College Joe Harris, Harvard University YuJong Tzeng, Harvard University

Saturday April 6, 2013, 3:00 p.m.5:20 p.m.
Special Session on Real and Complex Dynamics of Difference Equations with Applications, II
Room S111, Stokes Hall Organizers: Ann Brett, Johnson and Wales University M. R. S. Kulenovic, University of Rhode Island mkulenovic@mail.uri.edu

3:00 p.m.
Attractivity and Global Stability for Linear Fractional Difference Equation.
A. Brett*, Johnson & Wales University
M. Kulenovic, University of Rhode Island
(10883968)

3:30 p.m.
Patterns of Boundedness of Rational Systems in the Plane.
Emmanouil Drymonis*, Department of Mathematics, University of Rhode Island
(108839241)

4:00 p.m.
Toward a Classification of Periodic Trichotomies.
Frank J Palladino*, University of Rhode Island
(108839151)

4:30 p.m.
An application of the KulenovicLadasSizer Theorem on a system of rational difference equations.
Evelina G Lapierre*, Johnson & Wales University
Dan Hadley, University of Rhode Island
Edward Grove, University of Rhode Island
Sam Schultz, Providence College
(10883995)

5:00 p.m.
Global dynamics of some second order quadratic fractional difference equation.
Daniel M Hadley*, University of Rhode Island
(108839266)

Saturday April 6, 2013, 3:00 p.m.5:50 p.m.
Special Session on Research by Undergraduates and Students in PostBaccalaureate Programs, II
Room 130, Fulton Hall Organizers: ChiKeung Cheung, Boston College David Damiano, College of the Holy Cross Steven J. Miller, Williams College sjm1@williams.edu Suzanne L. Weekes, Worcester Polytechnic Institute

3:00 p.m.
Solving the Diffusion Equation on the Sphere with the Finite Element Method and Multigrid Solvers.
Jay A. Stotsky*, Tufts University
(10886582)

3:30 p.m.
Extreme Cases of the $p$Laplace Operator.
Xiao Shen*, Worcester Polytechnic Institute
(108835140)

4:00 p.m.
The Average Gap Distribution for Generalized Zeckendorf Decompositions.
Louis Gaudet*, Yale University
Olivia Beckwith, Harvey Mudd College
Amanda Bower, University of MichiganDearborn
Rachel Insoft, Wellesley College
Shiyu Li, University of California, Berkeley
Steven J. Miller, Williams College
Philip Tosteson, Williams College
(108811102)

4:30 p.m.
Frobenius Pseudoprimes and a Cubic Primality Test.
Eric Kimball*, Bates College
(10881229)

5:00 p.m.
Elliptic Reciprocity.
Liljana Babinkostova, Boise State University
Kevin Bombardier, Wichita State University
Matthew Cole, University of Notre Dame
Thomas Morrell*, Washington University in St. Louis
Cory Scott, Colorado College
(10881131)

5:30 p.m.
AESlike ciphers over any finite field.
Liljana Babinkostova, Department of Mathematics, Boise State University
Kevin Bombardier, Wichita State University
Matthew Cole*, University of Notre Dame
Thomas Morrell, Washington University in St. Louis
Cory Scott, Colorado College
(10882035)

Saturday April 6, 2013, 3:00 p.m.5:45 p.m.
Special Session on Topology and Generalized Cohomologies in Modern Condensed Matter Physics, I
Room S201, Stokes Hall Organizers: Claudio Chamon, Boston University Robert Kotiuga, Boston University prk@bu.edu

Saturday April 6, 2013, 6:15 p.m.7:45 p.m.
Reception Sponsored by Boston College, College of Arts and Sciences and Department of Mathematics
Welch Dining Room, Lyons Hall
Inquiries: meet@ams.org

