AMS Sectional Meeting Full Program
Current as of Saturday, October 30, 2021 03:30:04
Fall Western Sectional Meeting (formerly at University of New Mexico)
 now meeting virtually, PDT (hosted by the American Mathematical Society), Virtual, RI
 October 2324, 2021 (Saturday  Sunday)
 Meeting #1172
Associate Secretary for the AMS Scientific Program:
Michel L Lapidus, AMS lapidus@math.ucr.edu
Saturday October 23, 2021

Saturday October 23, 2021, 7:00 a.m.6:00 p.m.
Information Room 
Saturday October 23, 2021, 8:00 a.m.11:50 a.m.
Special Session on Advances in Functional Analysis and Operator Theory, I
Special Session 14, American Mathematical Society
Organizers:
Michel L. Lapidus, University of California, Riverside
Marat V. Markin, California State University, Fresno mmarkin@csufresno.edu
Igor Nikolaev, St. John's University

8:00 a.m.
Small combination of slices and ideals in Banach spaces.
Sudeshna Basu*, RKMVERI
Susmita Seal, RKMVERI
(11724612) 
8:30 a.m.
A kind of $KK$theory for rings.
Bernhard Burgstaller*, College of Global Talents
(11721969) 
9:00 a.m.
Noncommutative Sierpinski gasket.
Fabio E.G. Cipriani*, Politecnico di Milano
Daniele Giodo, Università Roma II
Tommaso Isola, Università Roma II
JeanLuc Sauvageot, C.N.R.S. France
(117246339) 
9:30 a.m.
Factor systems for noncommutative principal bundles and their applications.
Stefan Wagner*, Blekinge Institute of Technology
(117246185) 
10:00 a.m.
Break. 
10:30 a.m.
The heart of the Banach spaces.
Sven A. Wegner*, University of Hamburg
(11724655) 
11:00 a.m.
Cluster algebra and Jones polynomials.
Glubokov Andrey*, Purdue University
(117219204) 
11:30 a.m.
Pathconnected closures of unitary orbits.
Donald W. Hadwin*, University of New Hampshire
Wenjing Liu, University of Massachusetts, Boston
(11724687)

8:00 a.m.

Saturday October 23, 2021, 8:00 a.m.11:10 a.m.
Special Session on Arithmetic Geometry, I
Special Session 25, American Mathematical Society
Organizers:
Taylor Dupuy, University of Vermont taylor.dupuy@uvm.edu
Alexandru Buium, University of New Mexico

8:00 a.m.
On the group of purely inseparable points of an abelian variety defined over a function field of positive characteristic.
Damian Rossler*, University of Oxford
(117214355) 
9:00 a.m.
Arbitrary valuation rings and wild ramification.
Vaidehee Thatte*, King's College London, UK
(117211111) 
10:00 a.m.
Break. 
10:30 a.m.
Finiteness of quasicanonical lifts of elliptic curves.
Lance Edward Miller*, University of Arkansas
Alexandru Buium, University of New Mexico
(117211290)

8:00 a.m.

Saturday October 23, 2021, 8:00 a.m.11:50 a.m.
Special Session on Commutative Ring Theory, I
Special Session 4, American Mathematical Society
Organizers:
Louiza Fouli, New Mexico State University
Janet Vassilev, University of New Mexico jvassil@math.unm.edu

8:00 a.m.
Counting skew monomials in the Frobenius skew polynomial ring.
Alan Dills, Georgia State University
Florian Enescu*, Georgia State University
(11721374) 
8:30 a.m.
Galois actions and finiteness properties of local cohomology in positive characteristic.
Monica Lewis*, University of Minnesota
(117213228) 
9:00 a.m.
Extremal (hyper)surfaces in positive characteristic.
Janet Page*, University of Michigan
(117213297) 
9:30 a.m.
Excellent positive characteristic regular rings are Frobenius intersection flat.
Neil Epstein*, George Mason University
(117213268) 
10:00 a.m.
Break. 
10:30 a.m.
A Buchsbaum theory for tight closure.
Linquan Ma*, Purdue University
Pham Hung Quy, FPT University
(11721330) 
11:00 a.m.
The initial degree of symbolic powers and ideal containment problem.
Thai Thanh Nguyen*, Tulane University
(117213120) 
11:30 a.m.
Some results and questions about symbolic powers of ideals.
Paolo Mantero*, University of Arkansas
Cleto B. MirandaNeto, Universidad Federal de Paraiba (Brazil)
Uwe Nagel, University of Kentucky
(11721360)

8:00 a.m.

Saturday October 23, 2021, 8:00 a.m.12:00 p.m.
Special Session on Complex Analysis and Potential Theory, I
Special Session 12, American Mathematical Society
Organizers:
Alex Solynin, Texas Tech University
Stamatis Pouliasis, Texas Tech University
Iason Efraimidis, Texas Tech University
Brock Williams, Texas Tech University brock.williams@ttu.edu

8:00 a.m.
Isoperimetric problems for condenser capacity.
Matti Vuorinen*, University of Turku
(117230156) 
9:00 a.m.
Convergence of the probabilistic interpretation of modulus.
Pietro PoggiCorradini*, Kansas State University
(117231149) 
9:30 a.m.
Break. 
10:00 a.m.
Composition operators between Banach spaces of harmonic mappings.
Munirah Aljuaid, Northern Border University,
Flavia Colonna*, George Mason University
(117230161) 
10:30 a.m.
Contractive inequalities for weighted Bergman spaces.
Adrián Llinares, Universidad Autónoma de Madrid
Dragan Vukotic*, Universidad Autónoma de Madrid
(11723099) 
11:00 a.m.
Complex symmetric composition operators on weighted Hardy spaces.
Maria Tjani*, University of Arkansas
(11724793) 
11:30 a.m.
Discussion.

8:00 a.m.

Saturday October 23, 2021, 8:00 a.m.12:00 p.m.
Special Session on Elliptic and Parabolic Equations on Topics Arising from Models in Materials Science, I
Special Session 5, American Mathematical Society
Organizers:
Guanying Peng, Worcester Polytechnic Institute
Xiang Xu, Old Dominion University x2xu@odu.edu

8:00 a.m.
Nematic liquid crystals surface energies obtained through a homogenisation procedure.
Razvan Ceuca, Basque Center for Applied Mathematics
Jamie Taylor, Basque Center for Applied Mathematics
Arghir Dani Zarnescu*, Basque Center for Applied Mathematics
(117235108) 
8:30 a.m.
Evolution equations from heteroepitaxial growth.
Xinyang Lu*, Lakehead University
(117235146) 
9:00 a.m.
3D smectic liquid crystals: A sharp lower bound and connection to AvilesGiga.
Michael Novack*, University of Texas at Austin
Xiaodong Yan, University of Connecticut
(11724947) 
9:30 a.m.
Break. 
10:00 a.m.
Existence and partial regularity of heat flow of 1/2harmonic maps.
Ali Hyder, ETH Zurich
Antonio Segatti, University of Pavia
Yannick Sire, Johns Hopkins University
Changyou Wang*, Purdue University
(117235132) 
10:30 a.m.
A variational method for generating cross fields using higher order Qtensors.
Alberto Montero, Santiago, Chile
Daniel Spirn, University of Minnesota
Dmitry Golovaty*, The University of Akron
(117235136) 
11:00 a.m.
Dimensional reduction for the ferroelectric Smectic Atype phase of bentcore liquid crystals.
Carlos GarciaCervera, University of California, Santa Barbara
Tiziana Giorgi, New Mexico State University
Sookyung Joo*, Old Dominion University
(11723596) 
11:30 a.m.
Discussion.

8:00 a.m.

Saturday October 23, 2021, 8:00 a.m.12:00 p.m.
Special Session on Equivariant and Motivic Homotopy Theory, I
Special Session 22, American Mathematical Society
Organizers:
Christy Hazel, UCLA chazel@math.ucla.edu
Michael Hill, UCLA

8:30 a.m.
Isovariant fixed point theory.
Sarah Yeakel*, University of California, Riverside
Inbar Klang, Columbia University
(117255284) 
9:00 a.m.
The $RO(C_3)$graded cohomology of $C_3$surfaces in $\underline{\mathbb{Z}/3}$coefficients.
Kelly Pohland*, University of Oregon
(117255270) 
9:30 a.m.
Break. 
10:00 a.m.
The $RO(C_2)$  homology of $C_2$  equivariant EilenbergMacLane spaces.
Sarah Petersen*, University of Notre Dame
(11725543) 
10:30 a.m.
The spectrum of spectral Mackey functors.
Beren Sanders*, University of California, Santa Cruz
(117255338) 
11:30 a.m.
Discussion.

8:30 a.m.

Saturday October 23, 2021, 8:00 a.m.11:20 a.m.
Special Session on Extremal Polynomials, I
Special Session 18, American Mathematical Society
Organizers:
Maxim Zinchenko, University of New Mexico

8:00 a.m.
Chebyshev polynomials in the complex plane.
Jacob S. Christiansen*, Lund University
(117230235) 
9:00 a.m.
The Remez algorithm and its application to Chebyshev polynomials.
Olof Rubin*, Lund University
(117241236) 
9:30 a.m.
Break. 
10:00 a.m.
On geometry of complex polynomials.
Vladimir Andrievskii*, Kent State University
(11724126) 
11:00 a.m.
"Nearbest" polynomial approximation of harmonic functions on compact sets in $\mathbb{C}$.
Liudmyla Kryvonos*, Kent State University
(11724191)

8:00 a.m.

Saturday October 23, 2021, 8:00 a.m.10:50 a.m.
Special Session on Fractal Geometry and Dynamical Systems, I
Special Session 13, American Mathematical Society
Organizers:
Sangita Jha, National Institute of Technology Rourkela, India
Mrinal Kanti Roychowdhury, University of Texas Rio Grande Valley mrinal.roychowdhury@utrgv.edu
Saurabh Verma, Indian Institute of Technology Mandi, India

8:00 a.m.
Construction and box dimensions of fractal interpolation functions.
HuoJun Ruan*, School of Mathematical Sciences, Zhejiang University
(11722853) 
8:30 a.m.
Super coalescence hiddenvariable fractal interpolation function.
Srijanani Anurag Prasad*, Indian Institute of Technology Tirupati
(11723311) 
9:00 a.m.
Setvalued Fractal interpolation functions: approximation and dimension.
Megha Pandey*, Indian Institute Of Technology, (Banaras Hindu University), Varanasi, India 221005
Tanmoy Som, Indian Institute Of Technology, (Banaras Hindu University), Varanasi, India 221005
Saurabh Verma, Department of Applied Sciences, IIIT Allahabad, Prayagraj, India 211015
(117228115) 
9:30 a.m.
Break. 
10:00 a.m.
Dimension estimates for $C^1$ iterated function systems.
DeJun Feng, The Chinese University of Hong Kong, Department of Mathematics
Karoly Simon*, Budapest University of Technology and Economics
(11723731) 
10:30 a.m.
The calculus of bivariate fractal interpolation surfaces.
Subhash Chandra*, Indian Institute of Technology Mandi
Syed Abbas, Indian Institute of Technology Mandi
(117228129)

8:00 a.m.

Saturday October 23, 2021, 8:00 a.m.12:00 p.m.
Special Session on Geometry and Geometric Analysis, I
Special Session 20, American Mathematical Society
Organizers:
Charles Boyer, University of New Mexico
Hongnian Huang, University of New Mexico
Junqing Qian, University of New Mexico jqian20@unm.edu

8:00 a.m.
Virtual Coffee/Tea Time. 
8:30 a.m.
Initial boundary value problem of Einstein equations.
Zhongshan An*, University of Connecticut
Michael Anderson, Stony Brook University
(117253183) 
9:00 a.m.
BergmanCalabi diastasis and Kähler metric of constant holomorphic sectional curvature.
Xin Dong*, University of Connecticut
Bun Wong, University of California, Riverside
(117232206) 
9:30 a.m.
Break. 
10:00 a.m.
Weighted KählerRicci solitons and application.
Chi Li*, Rutgers University
(11725382) 
10:30 a.m.
The ChengYau gradient estimate for Carnot groups and subRiemannian manifolds.
Sayan Banerjee, University of North Carolina, Chapel Hill
Fabrice Baudoin, University of Connecticut
Maria Gordina, University of Connecticut
Phanuel Mariano*, Union College
(117258341) 
11:00 a.m.
Minimal hypersurfaces with cylindrical tangent cones.
Gabor Szekelyhidi*, University of Notre Dame
(117253244) 
11:30 a.m.
Discussion.

8:00 a.m.

Saturday October 23, 2021, 8:00 a.m.11:50 a.m.
Special Session on Harmonic Analysis and Applications, I
Special Session 24, American Mathematical Society
Organizers:
Irina Holmes, Texas A /& M irinaholmes@tamu.edu
Maria Cristina Pereyra, University of New Mexico

8:00 a.m.
Good and bad maximal functions.
S. Petermichl*, Universitaet Wuerzburg
(117242252) 
9:00 a.m.
Boundedness of commutators on weighted Hardy spaces.
Marie Jose Saad Kuffner*, Johns Hopkins University
(11724248) 
9:30 a.m.
Break. 
10:00 a.m.
Revisiting Haar multipliers.
Jean Carlo Moraes*, Federal University of Rio Grande do Sul
(117243155) 
10:30 a.m.
A new approach to small cap decoupling for the parabola.
D. Maldague*, MIT
L. Guth, MIT
Y. Fu, MIT
(117242219) 
11:00 a.m.
A Harnack inequality for certain degenerate/singular elliptic PDEs shaped by convex functions.
Diego Maldonado*, Kansas State University
(117235110) 
11:30 a.m.
Sparse bounds for the discrete spherical maximal function.
Robert M. Kesler, Georgia Institute of Techonology
Michael T. Lacey, Georgia Institute of Technology
Dario A. Mena*, Universidad de Costa Rica
(117242255)

8:00 a.m.

Saturday October 23, 2021, 8:00 a.m.11:20 a.m.
Special Session on Harmonic Analysis, I
Special Session 8, American Mathematical Society
Organizers:
David Beltran, University of WisconsinMadison dbeltran@math.wisc.edu
José Madrid, University of California, Los Angeles

8:00 a.m.
Pointwise convergence over fractals for dispersive equations with homogeneous symbol.
Daniel Eceizabarrena*, University of Massachusetts Amherst
Felipe PonceVanegas, BCAM  Basque Center for Applied Mathematics
(11724284) 
8:30 a.m.
On maximal estimates for Weyl sums with frequencies on the paraboloid.
Alex Barron*, University of Illinois UrbanaChampaign
(117242144) 
9:00 a.m.
The Neumann problem in graph Lipschitz domains in the plane.
María Jesús Carro, Universidad Complutense de Madrid
Virginia Naibo*, Kansas State University
Carmen OrtizCaraballo, Universidad de Extremadura
(11724240) 
9:30 a.m.
Break. 
10:00 a.m.
Adjacent dyadic systems.
Theresa C. Anderson*, Purdue
Bingyang Hu, Purdue
(11724229) 
10:30 a.m.
Eigenfunction restriction estimates on curves with nonvanishing geodesic curvatures with nonpositive sectional curvatures.
Chamsol Park*, University of New Mexico
(11725814) 
11:00 a.m.
The Fourier Extension problem through a new perspective.
Itamar Oliveira*, Cornell University
Camil Muscalu, Cornell University
(11724228)

8:00 a.m.

Saturday October 23, 2021, 8:00 a.m.12:00 p.m.
Special Session on Harmonic Analysis: Geometry, Frames and Sampling, I
Special Session 19, American Mathematical Society
Organizers:
Stephen Casey, American University
Jens Christensen, Colgate University
Joseph Lakey, New Mexico State University jlakey@nmsu.edu

8:00 a.m.
Operator representations of frames.
Ole Christensen*, Kgs. Lyngby
Marzieh Hasannasab, TU Berlin
(11724258) 
8:30 a.m.
Regularized Kaczmarz algorithm.
Xuemei Chen*, University of North Carolina Wilmington
Jing Qin, University of Kentucky
(117265273) 
9:00 a.m.
Hyper frames and filament plots for data visualization.
Nate Strawn*, Georgetown University Department of Mathematics and Statistics
(117262151) 
9:30 a.m.
Break. 
10:00 a.m.
Certifying the novelty of equichordal tight fusion frames.
Matthew Fickus*, Air Force Institute of Technology
(11724242) 
10:30 a.m.
Tight projective 2designs.
Dustin G. Mixon*, The Ohio State University
(117215245) 
11:00 a.m.
Lipschitz analysis of generalized phase retrievable frames.
Radu Balan, University of Maryland
Chris Dock*, University of Maryland
(117242226) 
11:30 a.m.
Discussion.

8:00 a.m.

Saturday October 23, 2021, 8:00 a.m.11:30 a.m.
Special Session on Hyperplane Arrangements in Connection with Commutative Algebra, I
Special Session 10, American Mathematical Society
Organizers:
KueiNuan Lin, Penn State University kul20@psu.edu
Federico Galetto, Cleveland State University

8:00 a.m.
NewtonOkounkov body and analytic spread of graded families of monomial ideals.
Tai Ha*, Tulane University
Thai T. Nguyen, Tulane University
(117213189) 
8:30 a.m.
Betti numbers of symmetric shifted ideals.
Jennifer Biermann*, Hobart and William Smith Colleges
Hernán de Alba, Unidad Académica de Matématicas de la Universidad Autónoma de Zacatecas
Federico Galetto, Cleveland State University
Satoshi Murai, Waseda University
Uwe Nagel, University of Kentucky
Augustine O'Keefe, Connecticut College
Tim Römer, Universität Osnabrück
Alexandra Seceleanu, University of NebraskaLincoln
(117213250) 
9:00 a.m.
Powers of monomial ideals and free resolutions.
Susan M. Cooper*, University of Manitoba
Sabine El Khoury, American University of Beirut
Sara Faridi, Dalhousie University
Sarah MayesTang, University of Toronto
Susan Morey, Texas State University
Liana M. Sega, University of Missouri
Sandra Spiroff, University of Mississippi
(117213272) 
9:30 a.m.
Break. 
10:00 a.m.
Hyperplane arrangements and the rational powers of monomial ideals.
James Lewis*, Cornell University
(117213103) 
10:30 a.m.
Resolutions over exterior algebras.
Irena Peeva*, Cornell University
(117213302) 
11:00 a.m.
Discussion.

8:00 a.m.

Saturday October 23, 2021, 8:00 a.m.12:00 p.m.
Special Session on Inverse Problems: In Memory of Professor Zbigniew Oziewicz, I
Special Session 1, American Mathematical Society
Organizers:
Hanna Makaruk, Los Alamos National Laboratory hanna_m@lanl.gov
Robert Owczarek, University of New Mexico

8:00 a.m.
Remarks on torsion in even Khovanov homology.
Sujoy Mukherjee*, The Ohio State University
(117257207) 
8:30 a.m.
Induced representations of bicrossed product quantum groups.
Piotr Stachura*, Warsaw University of Life Sciences  SGGW
(117220232) 
9:00 a.m.
The YangBaxter operator in knot theory.
Rhea Bakshi, Institute for Theoretical Studies, ETH Zurich
Dionne Ibarra, George Washington University
Gabriel MontoyaVega*, George Washington Univeristy
J. H. Przytycki, George Washington University
Deborah Weeks, George Washington University
(117255247) 
9:30 a.m.
Break. 
10:00 a.m.
The query complexity of local search and Brouwer in rounds.
Simina Branzei*, Purdue University
Jiawei Li, Peking University
(117268357) 
10:30 a.m.
Extreme and almost extreme Khovanov homology.
Marithania Silvero*, Universidad de Sevilla
(117255316) 
11:00 a.m.
Computational complexity of finding geometric realization of Khovanov homology.
Jozef H. Przytycki*, George Washington University
Marithania Silvero, University of Seville, Spain
(117257198) 
11:30 a.m.
Discussion.

8:00 a.m.

Saturday October 23, 2021, 8:00 a.m.11:20 a.m.
Special Session on Recent Advances in Inverse Problems for PDEs, I
Special Session 11, American Mathematical Society
Organizers:
DinhLiem Nguyen, Kansas State University dlnguyen@ksu.edu
Loc Nguyen, University of North Carolina at Charlotte
ThiPhong Nguyen, Purdue University

8:00 a.m.
Untangling in time: designing time varying applied fields to reveal interior structure.
Graeme W. Milton*, University of Utah
Ornella Mattei, San Francisco State University
Mihai Putinar, UCSB
(11723519) 
8:30 a.m.
Inversion with incomplete data  a case study of matrix sketching and matrix completion.
Qin Li*, University of WisconsinMadison
Leonardo ZepedaNunez, University of WisconsinMadison
Tan Bui, University of Texas, Austin
Steve Wright, University of WisconsinMadison
Ke Chen, University of Texas, Austin
(11726583) 
9:00 a.m.
Parameter identification for the LandauLifshitzGilbert equation in magnetic particle imaging.
Barbara Kaltenbacher, University of Klagenfurt
Tram Nguyen*, University of Graz
Anne Wald, University of Goettingen
Thomas Schuster, Saarland University
(11724917) 
9:30 a.m.
Break. 
10:00 a.m.
Imaging of 3D objects with experimental data using orthogonality sampling methods.
Thu Thi Anh Le*, Kansas State University
DinhLiem Nguyen, Kansas State Univeristy
Trung Thanh Truong, Kansas State University
Hayden Schmidt, Kansas State University
(117235193) 
10:30 a.m.
The gradient descent method for the convexification to solve boundary value problems of quasilinear PDEs and a coefficient inverse problem.
Loc H. Nguyen*, University of North Carolina at Charlotte
(1172359) 
11:00 a.m.
Reduced order model approach for imaging with waves.
Liliana Borcea*, University of Michigan, Ann Arbor
Josselin Garnier, Ecole Polytechnique, France
Alexander V. Mamonov, University of Houston
Joern Zimmerling, University of Michigan, Ann Arbor
(117235130)

8:00 a.m.

Saturday October 23, 2021, 8:00 a.m.12:00 p.m.
Special Session on Recent Advances in Studies of Electrodiffusion Phenomena, I
Special Session 2, American Mathematical Society
Organizers:
Weishi Liu, University of Kansas
Hamid Mofidi, University of Iowa
Mingji Zhang, New Mexico Institute of Mining and Technology mingji.zhang@nmt.edu

8:00 a.m.
Maxwell's core equations are exact, universal, and scary.
Robert Eisenberg*, Rush Medical Center, Chicago IL
(117292213) 
8:30 a.m.
On variational principles for polarization in electromechanical systems.
Yiwei Wang*, Illinois Institute of Technology
Chun Liu, Illinois Institute of Technology
Robert S. Eisenberg, Illinois Institute of Technology and Rush University
(117235168) 
9:00 a.m.
On the NernstPlanckNavierStokes system.
FizayNoah Lee*, Princeton University
(11727692) 
9:30 a.m.
Break. 
10:00 a.m.
Effects on IV relations from small permanent charge and channel geometry via classical PoissonNernstPlanck equations with multiple cations.
Peter Bates, Michigan State University
Zhenshu Wen, Huaqiao University
Mingji Zhang*, New Mexico Tech
(117234162) 
10:30 a.m.
Mathematical analysis of PoissonNernstPlanck models with permanent charges and boundary layers: Studies on individual fluxes.
Jianing Chen*, Department of Mathematics, New Mexico Institute of Mining and Technology
Yiwei Wang, Zhejiang SciTech University
Lijun Zhang, College of Mathematics and Systems Science, Shandong University of Science and Technology
Mingji Zhang, Department of Mathematics, New Mexico Institute of Mining and Technology
(117237171) 
11:00 a.m.
A novel numerical approach for phase field models with dynamical boundary.
Lina Ma*, Trinity College
Xiaofeng Yang, University of South Carolina
Matthew McCurdy, Trinity College
(117265291) 
11:30 a.m.
Discussion.

8:00 a.m.

Saturday October 23, 2021, 8:00 a.m.11:50 a.m.
Special Session on Research in Mathematics by Graduate Students, I
Special Session 15, American Mathematical Society
Organizers:
Marat V. Markin, California State University, Fresno mmarkin@csufresno.edu
Khang Tran, California State University, Fresno

8:30 a.m.
$(\infty,1)$Grothendieck construction of spatial diamonds and $V$Stacks.
Shanna Dobson*, California State University, Los Angeles
(11721410) 
9:00 a.m.
Spherical spin glass model with external field.
Jinho Baik, University of Michigan
Elizabeth CollinsWoodfin*, University of Michigan
Pierre Le Doussal, L'Ecole Normale Superieure
Hao Wu, University of Michigan
(117260346) 
9:30 a.m.
Additive local multiplications and zeropreserving maps on $C(X)$.
Qian Hu*, University of New Hampshire
(117254106) 
10:00 a.m.
Break. 
10:30 a.m.
Factor systems and the second cohomology group of Leibniz Algebras.
Erik Mainellis*, North Carolina State University
(1172178) 
11:00 a.m.
A relative fractal drum for a class of planefilling curves.
Adam D. Richardson*, UC Riverside
(117251178) 
11:30 a.m.
On a characterization of convergence in Banach spaces with a Schauder basis.
Marat V. Markin, California State University, Fresno
Olivia B. Soghomonian*, California State University, Fresno
(11724695)

8:30 a.m.

Saturday October 23, 2021, 8:00 a.m.11:20 a.m.
Special Session on Tensor Categories and Applications, I
Special Session 9, American Mathematical Society
Organizers:
Cain EdieMichell, Vanderbilt University
Julia Plavnik, Indiana University
Sean Sanford, Indiana University scsanfor@iu.edu

8:00 a.m.
Subalgebras of etale algebras and fusion subcategories.
Sebastian M. Burciu*, IMAR
(117216233) 
8:30 a.m.
Equivariant subcategories of fusion categories.
Cesar Galindo*, Universidad de Los Andes
Corey Jones, North Carolina State University
(117218179) 
9:00 a.m.
Decomposing tensor products of bimodules in pointed fusion categories.
Amrei Oswald*, University of Iowa
(117218327) 
9:30 a.m.
Break. 
10:00 a.m.
Computing fusion rules for Gextensions of fusion categories.
Marcel Bischoff, Ohio University
Corey Jones*, North Carolina State University
(117218241) 
10:30 a.m.
Nondegenerate extensions of neargroup braided fusion categories.
Andrew Schopieray*, Pacific Institute for the Mathematical Sciences & University of Alberta
(117218192) 
11:00 a.m.
Orbifolds and minimal modular extensions.
SiuHung Ng*, Louisiana State University
(117220358)

8:00 a.m.

Saturday October 23, 2021, 8:00 a.m.11:50 a.m.
Special Session on Theoretical and Applied perspectives in Machine Learning, I
Special Session 17, American Mathematical Society
Organizers:
Jehanzeb Hameed Chaudhary, University of New Mexico
Adam Thomas Rupe, Los Alamos National Laboratory
Simon Tavener, Colorado State University tavener@math.colostate.edu
Dimiter Vassilev, University of New Mexico
Velimir Vesselinov, Los Alamos National Laboratory

8:00 a.m.
Finding symmetry breaking order parameters with Euclidean neural networks.
Tess Smidt*, Massachusetts Institute of Technology
Mario Geiger, École polytechnique fédérale de Lausanne
Benjamin K. Miller, University of Amsterdam
(117220278) 
8:30 a.m.
FrankWolfe methods for efficient geodesically convex optimization.
Melanie Weber*, Princeton University
Suvrit Sra, Massachusetts Institute of Technology
(117249138) 
9:00 a.m.
Geometry inspired DNNs on Manifoldstructured Data.
Rongjie Lai*, Rensselaer Polytechnic Institute
(117268176) 
9:30 a.m.
Break. 
10:00 a.m.
Reinforcement learning and string theory geometry.
Andre Lukas*, University of Oxford
(117258256) 
10:30 a.m.
Learning vector fields and diffferential forms with the spectral exterior calculus.
Dimitrios Giannakis*, Dartmouth College
(117258322) 
11:00 a.m.
Using generative adversarial networks to produce knots with specified invariants.
Amy Eubanks, Brigham Young University
Mark Hughes*, Brigham Young University
Jared Slone, Brigham Young University
(11725413) 
11:30 a.m.
The approximation theory of shallow neural networks.
Jonathan W. Siegel*, The Pennsylvania State University
(117262356)

8:00 a.m.

Saturday October 23, 2021, 8:00 a.m.12:00 p.m.
Special Session on Turbulence, Singularities, and Nonlinear Waves in Fluid Dynamics, Optics, and Plasmas, I
Special Session 16, American Mathematical Society
Organizers:
Alexander Korotkevich, University of New Mexico, Albuquerque alexkor@math.unm.edu
Pavel Lushnikov, University of New Mexico, Albuquerque

8:00 a.m.
Solitary waves under intensitydependent dispersion.
Dmitry E. Pelinovsky*, McMaster University
(11723575) 
8:30 a.m.
Conservation laws for water waves and asymptotic models.
Katie L. Oliveras*, Seattle University
(117276313) 
9:00 a.m.
Gibbs measures on partitions and their evolutions.
Ibrahim Fatkullin*, University of Arizona
(117260326) 
9:30 a.m.
Break. 
10:00 a.m.
Limiting Stokes waves in constant vorticity flows.
Vera Mikyoung Hur*, University of Illinois at UrbanaChampaign
(117235292) 
10:30 a.m.
Dynamo and the adiabatic invariant.
Alexander M. Balk*, Department of Mathematics, University of Utah, Salt Lake City, UT 84112
(11728590) 
11:00 a.m.
A class of adaptive multiresolution ultraweak discontinuous Galerkin methods for some nonlinear waves equations.
Juntao Huang*, Michigan State University
Yong Liu, Chinese Academy of Sciences
Yuan Liu, Wichita State University
Zhanjing Tao, Jilin University
Wei Guo, Texas Tech University
Yingda Cheng, Michigan State University
(117265221) 
11:30 a.m.
Discussion.

8:00 a.m.

Saturday October 23, 2021, 9:00 a.m.11:25 a.m.
Contributed Paper Session on AMS Contributed Paper Session 1
Contributed Paper Session, American Mathematical Society

9:00 a.m.
On the location of zeros of polynomials.
Ritu Dhankhar*, Birla Institute of Technology and Science Pilani, India
Prasanna Kumar, Birla Institute of Technology and Science Pilani, India
(1172302) 
9:15 a.m.
The effect of the asymmetric Ekman term on the phenomenology of the twolayer quasigeostrophic model.
Eleftherios Gkioulekas*, University of Texas Rio Grande Valley
(1172765) 
9:30 a.m.
Algebraic differential independence regarding the Riemann $\boldsymbol{\zeta}$function and the Euler $\boldsymbol{\Gamma}$function.
Qi Han, Texas A&M UniversitySan Antonio
Jingbo Liu*, Texas A&M UniversitySan Antonio
(11721116) 
9:45 a.m.
Conditional probability of derangements and fixed points.
Mark Mixer*, Wentworth Institute of Technology
Samuel Gutmann, Northeastern University
Steven Morrow, Wentworth Institute of Technology
(11726020) 
10:00 a.m.
Regularity criteria for the KuramotoSivashinsky equation in Dimensions two and three.
Adam Larios, University of NebraskaLincoln
Mohammad Mahabubur Rahman*, Texas Tech University
Kazuo Yamazaki, Texas Tech University
(117276107) 
10:15 a.m.
Break. 
10:30 a.m.
Inferring trait evolution.
Gleb Zhelezov*, University of New Mexico
(117292166) 
10:45 a.m.
Improving a principal component analysis technique for image classification.
James Slowik*, Wentworth Institute of Technology
(117215201) 
11:00 a.m.
An Isomorphism problem involving rings and subrings of measurable functions.
Soumyadip Acharyya*, University of South Carolina Sumter
Sudip Kumar Acharyya, University of Calcutta, Kolkata, India
Atasi Debray, University of Calcutta, Kolkata, India
Rakesh Bharati, University of Calcutta, Kolkata, India
(117216307) 
11:15 a.m.
Properties of a generalized fractional Brownian motion.
Tomoyuki Ichiba*, University of California Santa Barbara
(117260329)

9:00 a.m.

Saturday October 23, 2021, 12:00 p.m.1:00 p.m.
Meet with an AMS/MAA book editor during our Open Office Hours 
Saturday October 23, 2021, 2:00 p.m.3:50 p.m.
Special Session on Advances in Functional Analysis and Operator Theory, II
Special Session 14, American Mathematical Society
Organizers:
Michel L. Lapidus, University of California, Riverside
Marat V. Markin, California State University, Fresno mmarkin@csufresno.edu
Igor Nikolaev, St. John's University

2:00 p.m.
Lie triple centralizers on generalized matrix algebras.
Behrooz Fadaee, University of Kurdistan
Hoger Ghahramani, University of Kurdistan
Wu Jing*, Fayetteville State University
(117247249) 
2:30 p.m.
On the chaoticity of derivatives.
Marat V. Markin*, California State University, Fresno
(117247301) 
3:00 p.m.
Noncommutative geometry of elliptic surfaces.
Igor V. Nikolaev*, St. John's University, Staten Island, NY
(117246238) 
3:30 p.m.
On the spectra of separable 2D almost Mathieu operators.
Alberto Takase*, University of CaliforniaIrvine
(11724654)

2:00 p.m.

Saturday October 23, 2021, 2:00 p.m.3:40 p.m.
Special Session on Arithmetic Geometry, II
Special Session 25, American Mathematical Society
Organizers:
Taylor Dupuy, University of Vermont taylor.dupuy@uvm.edu
Alexandru Buium, University of New Mexico

2:00 p.m.
Explicit examples of codes from curves.
Mckenzie West*, University of WisconsinEau Claire
María Chara, Universidad Nacional del Litoral
Beth Malmskog, Colorado College
Ernest Guico, Portland, Oregon
Bianca Thompson, Westminster College
(117211266) 
3:00 p.m.
Some applications of Diophantine approximation in group theory.
Pietro Corvaja, Universita degli Studi di Udine
Andrei Rapinchuk, University of Virginia
Jinbo Ren*, Institute for Advanced Study
Umberto Zannier, Scuola Normale Superiore
(117214261)

2:00 p.m.

Saturday October 23, 2021, 2:00 p.m.6:00 p.m.
Special Session on Commutative Ring Theory, II
Special Session 4, American Mathematical Society
Organizers:
Louiza Fouli, New Mexico State University
Janet Vassilev, University of New Mexico jvassil@math.unm.edu

2:00 p.m.
Differential operators on affine semigroup rings modulo monomial ideals.
Christine Berkesch, University of Minnesota
CY. Jean Chan*, Central Michigan University
Patricia Klein, University of Minnesota
Laura Felicia Matusevich, Texas A & M University
Janet Page, University of Michigan
Janet Vassilev, University of New Mexico
(117213218) 
2:30 p.m.
Differential thresholds.
Eamon QuinlanGallego*, University of Utah
Jack Jeffries, University of NebraskaLincoln
Luis NúñezBetancourt, CIMAT
(117213335) 
3:00 p.m.
Differential operators and variation of characteristic.
Jack Jeffries*, University of NebraskaLincoln
Anurag K. Singh, University of Utah
(117213280) 
3:30 p.m.
Break. 
4:00 p.m.
Rees algebras of weakly Fnilpotent rings.
Alessandra Costantini*, Oklahoma State University
Kyle Maddox, University of Kansas
Lance Edward Miller, University of Arkansas
(117213182) 
4:30 p.m.
Blowup algebras of determinantal ideals in prime characteristic.
Alessandro De Stefani, University of Genova
Jonathan Montaño*, New Mexico State University
Luis NúñezBetancourt, CIMAT
(117213289) 
5:00 p.m.
Discussion.

2:00 p.m.

Saturday October 23, 2021, 2:00 p.m.6:00 p.m.
Special Session on Complex Analysis and Potential Theory, II
Special Session 12, American Mathematical Society
Organizers:
Alex Solynin, Texas Tech University
Stamatis Pouliasis, Texas Tech University
Iason Efraimidis, Texas Tech University
Brock Williams, Texas Tech University brock.williams@ttu.edu

2:00 p.m.
A direct proof of Brannan's conjecture for beta=1.
Roger W Barnard*, Texas Tech University
Kendall Richards, Southwestern University
(117230141) 
3:00 p.m.
On entire solutions to eikonaltype equations.
Wei Chen, Chongqing University of Posts and Telecommunications, China
Qi Han*, Texas A&M UniversitySan Antonio, Texas
(11723215) 
3:30 p.m.
Break. 
4:00 p.m.
The AhlforsHopf differential, higher regularity for minimisers of exponential mean distortion and Teichmüller theory.
Gaven J. Martin*, Institute for Advanced Study, Massey University, New Zealand
Cong Yao, Instutute for Advanced Study, Massey University
(117230282) 
5:00 p.m.
Holomorphic motions, analytic capacity and conformal welding.
Thomas Ransford, Université Laval
Malik Younsi*, University of Hawaii
WenHui Ai, Hunan University
(117230165) 
5:30 p.m.
Discussion.

2:00 p.m.

Saturday October 23, 2021, 2:00 p.m.6:00 p.m.
Special Session on Dissipative Systems and Their Applications, I
Special Session 3, American Mathematical Society
Organizers:
Mingji Zhang, New Mexico Institute of Mining and Technology mingji.zhang@nmt.edu
Bixiang Wang, New Mexico Institute of Mining and Technology

2:00 p.m.
Gradientlike dynamics in a valley: Slow motion in nonlinear singularly perturbed PDEs.
Peter W Bates*, Kensington, CA
Giorgio Fusco, Rome, Italy
Georgia Karali, University of Crete
(117235142) 
2:30 p.m.
Population dynamics under climate change: persistence criterion and effects of fluctuations.
Wenxian Shen*, Department of Mathematics and Statistics, Auburn University, USA
Zhongwei Shen, Department of Mathematical and Statistical Sciences, University of Alberta, Canada
Shuwen Xue, Department of Mathematics and Statistics, Auburn University
Dun Zhou, School of Science, Nanjing University of Science and Technology, PRC
(117235118) 
3:00 p.m.
Wellposedness for the coupled KdVKdV systems.
Xin Yang*, University of California, Riverside
BingYu Zhang, University of Cincinnati
(11723565) 
3:30 p.m.
Break. 
4:00 p.m.
A lattice model for random neural networks with delays.
Meiyu Sui, Hebei Normal University, China
Yejuan Wang, Lanzhou University, China
Peter E. Kloeden, University of Tuebingen, Germany
Xiaoying Han*, Auburn University, USA
(117239150) 
4:30 p.m.
Hopf bifurcation without parameters in deterministic and stochastic modeling of cancer virotherapy, part II.
Tuan A. Phan*, Institute for Modeling Collaboration and Innovation, University of Idaho
Jianjun P. Tian, Department of Mathematics, New Mexico State University
(117260152) 
5:00 p.m.
Mathematical analysis for virotherapy with both innate and adaptive immune responses.
Jianjun Paul Tian*, New Mexico State University
Tuan Anh Phan, IMCI, University of Idaho
(117235133) 
5:30 p.m.
Discussion.

2:00 p.m.

Saturday October 23, 2021, 2:00 p.m.6:00 p.m.
Special Session on Elliptic and Parabolic Equations on Topics Arising from Models in Materials Science, II
Special Session 5, American Mathematical Society
Organizers:
Guanying Peng, Worcester Polytechnic Institute
Xiang Xu, Old Dominion University x2xu@odu.edu

2:00 p.m.
Suitable weak solutions of the EricksenLeslie system for nematic liquid crystal flows.
Hengrong Du*, Vanderbilt University
(11723586) 
2:30 p.m.
Asymptotic properties of step bunching in epitaxial growth with elasticity effects.
Yuan Gao, Purdue University
Tao Luo, Shanghai Jiao Tong University
Nung Kwan Yip*, Purdue University
(11723570) 
3:00 p.m.
Existence of global weak solutions to the compressible EricksenLeslie system in dimension one.
Huajun Gong, Shenzhen University
Tao Huang*, Wayne State University
Changyou Wang, Purdue University
(11723524) 
3:30 p.m.
Break. 
4:00 p.m.
Least Wasserstein distance between disjoint shapes with perimeter regularization.
Ihsan Topaloglu*, Virginia Commonwealth University
(11724927) 
4:30 p.m.
Optimal gradient estimates for the insulated conductivity problem.
Hongjie Dong*, Brown University
Yanyan Li, Rutgers University
Zhuolun Zhang, ICERM, Brown University
(11723589) 
5:00 p.m.
Vortex clustering phenomena due to geometric effects in 3d superconductivity.
Andres A. Contreras*, NMSU
Robert L. Jerrard, University of Toronto
(117235354) 
5:30 p.m.
Discussion.

2:00 p.m.

Saturday October 23, 2021, 2:00 p.m.6:00 p.m.
Special Session on Equivariant and Motivic Homotopy Theory, II
Special Session 22, American Mathematical Society
Organizers:
Christy Hazel, UCLA chazel@math.ucla.edu
Michael Hill, UCLA

2:00 p.m.
Transfer systems and weak factorization systems.
Evan E. Franchere, Reed College
Usman Hafeez, Reed College
Peter Marcus, Reed College
Kyle Ormsby, Reed College
Angélica M Osorno*, Reed College
Weihang Qin, Reed College
Riley Waugh, Reed College
(11725544) 
3:00 p.m.
Cofreeness in Real bordism theory and the Segal conjecture.
Christian Carrick*, UCLA
(11725549) 
3:30 p.m.
Break. 
4:00 p.m.
Characterizing 2slices over $C_2$ and $K_4$.
Carissa Slone*, University of Kentucky
(11725580) 
4:30 p.m.
Model structures on finite linear orders.
Scott Balchin, Max Planck Institute for Mathematics
Kyle Ormsby*, Reed College
Angélica Osorno, Reed College
Constanze Roitzheim, University of Kent
(117255157) 
5:30 p.m.
Discussion.

2:00 p.m.

Saturday October 23, 2021, 2:00 p.m.2:50 p.m.
Special Session on Extremal Polynomials, II
Special Session 18, American Mathematical Society
Organizers:
Maxim Zinchenko, University of New Mexico

2:00 p.m.
Some basic results on weighted Chebyshev polynomials.
Galen Novello*, University of New Mexico
(11724125) 
2:30 p.m.
StahlTotik regularity for Dirac operators.
Benjamin Eichinger, Johannes Kepler University
Ethan Gwaltney*, Rice University
Milivoje Lukić, Rice University
(117234191)

2:00 p.m.

Saturday October 23, 2021, 2:00 p.m.3:50 p.m.
Special Session on Fractal Geometry and Dynamical Systems, II
Special Session 13, American Mathematical Society
Organizers:
Sangita Jha, National Institute of Technology Rourkela, India
Mrinal Kanti Roychowdhury, University of Texas Rio Grande Valley mrinal.roychowdhury@utrgv.edu
Saurabh Verma, Indian Institute of Technology Mandi, India

2:00 p.m.
Beyond Furstenberg's intersection conjecture.
Pablo Shmerkin*, University of Brisith Columbia
(11722894) 
2:30 p.m.
Kernel analysis for fractals.
Palle Jorgensen*, University of Iowa
Feng Tian, MR AMS
(1172283) 
3:00 p.m.
Thermodynamic formalism for random interval maps with holes.
Jason Atnip*, University of New South Wales
Gary Froyland, University of New South Wales
Cecilia GonzalezTokman, University of Queensland
Sandro Vaienti, Aix Marseille Université, Université de Toulon
(117237321) 
3:30 p.m.
On fractal cubes possessing finite intersection property.
Dmitry Drozdov*, Novosibirsk State University
Andrei Tetenov, Novosibirsk State University and GornoAltaisk State University
(117228320)

2:00 p.m.

Saturday October 23, 2021, 2:00 p.m.6:00 p.m.
Special Session on Geometry and Geometric Analysis, II
Special Session 20, American Mathematical Society
Organizers:
Charles Boyer, University of New Mexico
Hongnian Huang, University of New Mexico
Junqing Qian, University of New Mexico jqian20@unm.edu

2:00 p.m.
Quaternionic Brownian windings.
Fabrice Baudoin, University of Connecticut
Nizar Demni, AixMarseille Université, CNRS
Jing Wang*, Purdue University
(117253303) 
2:30 p.m.
Moment map and generalized extremal point.
xiaowei wang*, Rutgers University at Newark
Jacob Sturm, Rutgers University at Newark
KingLeung Lee, Sun YatSen University, China
(117253267) 
3:00 p.m.
The Obata first eigenvalue theorems on a seven dimensional quaternionic contact manifold.
Dimiter Vassilev, University of New Mexico
Abdelrahman Mohamed*, University of New Mexico
(11725362) 
3:30 p.m.
Break. 
4:00 p.m.
The lower bound of the integrated CarathéodoryReiffen metric and Invariant metrics on complete noncompact Kähler manifolds.
Gunhee Cho*, University of California, Santa Barbara
(11725377) 
4:30 p.m.
NonKahler CalabiYau geometry and pluriclosed flow.
Jeffrey Streets*, UC Irvine
(117253227) 
5:00 p.m.
Discussion.

2:00 p.m.

Saturday October 23, 2021, 2:00 p.m.6:00 p.m.
Special Session on Harmonic Analysis and Applications, II
Special Session 24, American Mathematical Society
Organizers:
Irina Holmes, Texas A /& M irinaholmes@tamu.edu
Maria Cristina Pereyra, University of New Mexico

2:00 p.m.
Hardy and Dirichlet spaces on bidisc.
Nicola Arcozi, University of Bologna
Pavel Mozolyako, St. Petersburg State University
Serguei Treil, Brown University
Alexander Volberg*, MSU and Hausdorff Center Universitat Bonn
(11724232) 
3:00 p.m.
Carleson conditions and weights.
Simon Bortz*, University of Alabama
(11724246) 
3:30 p.m.
Break. 
4:00 p.m.
Flag Hardy space theory on the Heisenberg group.
Ji Li*, Macquarie University
(117243131) 
4:30 p.m.
Weighted inequality for the dyadic paraproduct with VMO function.
Daewon Chung*, Keimyung University
(11724237) 
5:00 p.m.
Functions of bounded mean oscillation and quasisymmetric mappings on spaces of homogeneous type.
Trang T.T. Nguyen*, University of South Australia
Lesley Ward, University of South Australia
(117243127) 
5:30 p.m.
Discrete analogues of maximally modulated singular integrals of SteinWainger type.
Ben Krause, King's College London
Joris Roos*, University of Massachusetts Lowell
(117242154)

2:00 p.m.

Saturday October 23, 2021, 2:00 p.m.4:50 p.m.
Special Session on Harmonic Analysis, II
Special Session 8, American Mathematical Society
Organizers:
David Beltran, University of WisconsinMadison dbeltran@math.wisc.edu
José Madrid, University of California, Los Angeles

2:00 p.m.
The Kakeya needle problem for rectifiable sets.
Alan Chang*, Princeton University
Marianna Csörnyei, University of Chicago
(11722857) 
2:30 p.m.
Fubinitype theorems for Hausdorff dimension and their connection to unions of lines.
Kornelia Hera*, University of Chicago
Tamas Keleti, Eotvos Lorand University, Budapest, Hungary
Andras Mathe, University of Warwick, Coventry, UK
(117228159) 
3:00 p.m.
Lebesgue space estimates for spherical maximal functions on Heisenberg groups.
Joris Roos, University of Massachusetts, Lowell and University of Edinburgh
Andreas Seeger, University of Wisconsin, Madison
Rajula Srivastava*, University of Wisconsin, Madison
(117242119) 
3:30 p.m.
Break. 
4:00 p.m.
The Van Vleck Formula on Ehrenfest time scales and stationary phase asymptotics for frequencydependent phases.
Matthew D. Blair*, University of New Mexico
(11724171) 
4:30 p.m.
A stationary set method for estimating oscillatory integrals.
Saugata Basu, Purdue University
Shaoming Guo, University of WisconsinMadison
Ruixiang Zhang*, University of California, Berkeley
Pavel ZorinKranich, University of Bonn
(117242167)

2:00 p.m.

Saturday October 23, 2021, 2:00 p.m.6:00 p.m.
Special Session on Harmonic Analysis: Geometry, Frames and Sampling, II
Special Session 19, American Mathematical Society
Organizers:
Stephen Casey, American University
Jens Christensen, Colgate University
Joseph Lakey, New Mexico State University jlakey@nmsu.edu

2:00 p.m.
Testing isomorphism between tuples of subspaces.
Emily J. King*, Colorado State University
Dustin G. Mixon, The Ohio State University
Shayne Waldron, The University of Auckland
(117241123) 
2:30 p.m.
Sampling by averages on metric measure spaces.
Isaac Z. Pesenson*, Temple University
(117246242) 
3:00 p.m.
Remarks on Riesz bases on Hilbert spaces and exponential bases on domains of R^d.
Laura De Carli*, Florida International University
Julian Edward, Florida International University
(117246188) 
3:30 p.m.
Break. 
4:00 p.m.
Stable group invariant signal representations.
Jameson Cahill*, University of North Carolina Wilmington
(117242325) 
4:30 p.m.
A predictive algorithm in dynamical sampling for IVPs with burstlike forcing terms.
A. Aldroubi, Vanderbilt University
L. Huang, UCLA
K. Kornelson*, University of Oklahoma
I. Krishtal, Northern Illinois University
(117242350) 
5:00 p.m.
Sampling theorems for bandlimited functions of polynomial growth.
Adel Faridani*, Oregon State University
Hussain AlHammali, Yeoju Technical Institute in Tashkent
(117242175) 
5:30 p.m.
Discussion.

2:00 p.m.

Saturday October 23, 2021, 2:00 p.m.4:20 p.m.
Special Session on Hyperplane Arrangements in Connection with Commutative Algebra, II
Special Session 10, American Mathematical Society
Organizers:
KueiNuan Lin, Penn State University kul20@psu.edu
Federico Galetto, Cleveland State University

2:00 p.m.
The concept of geproci subsets of projective 3space.
Brian Harbourne*, University of NebraskaLincoln
(117214124) 
2:30 p.m.
The initial degree of symbolic powers of ideals of Fermattype configurations.
Thai Thanh Nguyen*, Tulane University
(117213121) 
3:00 p.m.
Break. 
3:30 p.m.
Stable HarbourneHuneke containment and Chudnovsky's Conjecture.
Sankhaneel Bisui*, University of Manitoba
Eloísa Grifo, University of Nebraska  Linkon
Huy Tài Hà, Tulane University
Thái Thành Nguy$\tilde{\text{ê}}$n, Tulane University
(117214260) 
4:00 p.m.
Chudnovsky's Conjecture beyond points.
Sankhaneel Bisui, University of Manitoba
Eloísa Grifo*, University of Nebraska  Lincoln
Tài Hà, Tulane University
Thái Nguy$\tilde{\text{ê}}$n, Tulane University
(117213217)

2:00 p.m.

Saturday October 23, 2021, 2:00 p.m.6:00 p.m.
Special Session on Inverse Problems: In Memory of Professor Zbigniew Oziewicz, II
Special Session 1, American Mathematical Society
Organizers:
Hanna Makaruk, Los Alamos National Laboratory hanna_m@lanl.gov
Robert Owczarek, University of New Mexico

2:00 p.m.
Edge detection in proton radiography.
Sky K. Sjue*, Los Alamos National Laboratory
Elise Tang, Los Alamos National Laboratory
(117265336) 
2:30 p.m.
Efficient methods for largescale optimal variational inversion design.
Mirjeta Pasha*, Arizona State University
Julianne Chung, Virginia Tech
Matthias Chung, Virginia Tech
Silvia Gazzola, University of Bath
(117215333) 
3:00 p.m.
Lie group symmetries of physical systems.
Hanna Makaruk*, Los Alamos National Laboratory, Los Alamos, NM, US
(1172224) 
3:30 p.m.
Break. 
4:00 p.m.
Spinors in the Apollonian geometry.
Jerzy Kocik*, Southern Illinois University
(117251208) 
4:30 p.m.
Zbigniew Oziewicz' alternative to the Einstein's special relativity theory.
Larissa V. Sbitneva*, Universidad Autónoma del estado de Morelos
(117283309) 
5:00 p.m.
Oziewicz and calculus.
Gregory P. Wene*, The University of Texas at San Antonio
(117297298) 
5:30 p.m.
Discussion.

2:00 p.m.

Saturday October 23, 2021, 2:00 p.m.3:50 p.m.
Special Session on Recent Advances in Inverse Problems for PDEs, II
Special Session 11, American Mathematical Society
Organizers:
DinhLiem Nguyen, Kansas State University dlnguyen@ksu.edu
Loc Nguyen, University of North Carolina at Charlotte
ThiPhong Nguyen, Purdue University

2:00 p.m.
Regularization of the Factorization Method with applications.
Isaac Harris*, W Lafayette
(11723561) 
2:30 p.m.
Sampling Methods for imaging scattering objects from nearfields measurements.
Isaac Harris, Purdue University
DinhLiem Nguyen, Kansas State University
ThiPhong Nguyen*, Purdue University
(117265112) 
3:00 p.m.
A Carlemanbased reconstruction method for a 1D coefficient inverse problem with timedependent experimental data.
Thuy T. Le*, University of North Carolina at Charlotte
(11723535) 
3:30 p.m.
Speckle imaging and propagation through strong clutter.
Knut Solna*, UC Irvine
Josselin Garnier, Ecole Polytechnique
(117260114)

2:00 p.m.

Saturday October 23, 2021, 2:00 p.m.2:50 p.m.
Special Session on Recent Advances in Studies of Electrodiffusion Phenomena, II
Special Session 2, American Mathematical Society
Organizers:
Weishi Liu, University of Kansas
Hamid Mofidi, University of Iowa
Mingji Zhang, New Mexico Institute of Mining and Technology mingji.zhang@nmt.edu

2:00 p.m.
Iondependent DNA configuration in bacteriophage capsids.
Pei Liu*, University of Minnesota
(117292212) 
2:30 p.m.
Local hardsphere PoissonNernstPlanck models: Reversal potential and zerocurrent fluxes.
Hamid Mofidi*, University of Iowa
Weishi Liu, University of Kansas
(117234253)

2:00 p.m.

Saturday October 23, 2021, 2:00 p.m.3:50 p.m.
Special Session on Recent Development on Statistical Modeling and Designs
Special Session 6, American Mathematical Society
Organizers:
Guoyi Zhang, University of New Mexico gzhang@unm.edu

2:00 p.m.
Parametric bootstrap approach to multifactor ANOVA w/unequal variances and unbalanced data.
Sarah K. Alver*, University of New Mexico
Guoyi Zhang, University of New Mexico
(11726236) 
2:30 p.m.
Efficient operational testing with Bayesian adaptive design.
Victoria R.C. Sieck*, Air Force Institute of Technology (AFIT)
Fletcher G.W. Christensen, University of New Mexico
(11726272) 
3:00 p.m.
Data analysis of an antituberculous treatment.
Shishen Xie*, University of HoustonDowntown
(11726276) 
3:30 p.m.
Adjusted design effect model for individual variables in survey data.
Mohammed Quazi*, University of New Mexico
Yan Lu, University of New Mexico
(117262294)

2:00 p.m.

Saturday October 23, 2021, 2:00 p.m.2:50 p.m.
Special Session on Research in Mathematics by Graduate Students, II
Special Session 15, American Mathematical Society
Organizers:
Marat V. Markin, California State University, Fresno mmarkin@csufresno.edu
Khang Tran, California State University, Fresno

2:00 p.m.
Sheffer sequence and golden ratio.
Juhoon Chung*, Clovis
(117265328) 
2:30 p.m.
On Stokes phenomena and geometric zeta functions.
Will Hoffer*, University of California, Riverside
(117230203)

2:00 p.m.

Saturday October 23, 2021, 2:00 p.m.6:00 p.m.
Special Session on Theoretical and Applied perspectives in Machine Learning, II
Special Session 17, American Mathematical Society
Organizers:
Jehanzeb Hameed Chaudhary, University of New Mexico
Adam Thomas Rupe, Los Alamos National Laboratory
Simon Tavener, Colorado State University tavener@math.colostate.edu
Dimiter Vassilev, University of New Mexico
Velimir Vesselinov, Los Alamos National Laboratory

2:00 p.m.
Efficient training of infinitedepth neural networks via JacobianFree backpropagation.
Samy Wu Fung*, Colorado School of Mines
Howard Heaton, University of California, Los Angeles
Qiuwei Li, University of California, Los Angeles
Daniel McKenzie, University of California, Los Angeles
Stanley Osher, University of California, Los Angeles
Wotao Yin, Alibaba
(117265164) 
2:30 p.m.
Convolutional neural network for solving inverse problems of nonlinear wave equations.
Gunther Uhlmann, University of Washington
Yiran Wang*, Emory University
(117235187) 
3:00 p.m.
Optimal design of inverse problems governed by PDEs.
Alen Alexanderian*, North Carolina State University
(117265293) 
3:30 p.m.
Break. 
4:00 p.m.
Parallelintime training of recurrent neural networks.
Eric C. Cyr*, Sandia National Laboratories
Gordon E. Moon, Korea Aerospace University
(117265330) 
4:30 p.m.
Neural operator: Learning maps between function spaces.
Zongyi Li*, Caltech
(117265359) 
5:00 p.m.
Hidden variables and inference for linear nonGaussian causal models.
Elina Robeva*, University of British Columbia
(117262353) 
5:30 p.m.
Discussion.

2:00 p.m.

Saturday October 23, 2021, 2:00 p.m.5:20 p.m.
Special Session on Turbulence, Singularities, and Nonlinear Waves in Fluid Dynamics, Optics, and Plasmas, II
Special Session 16, American Mathematical Society
Organizers:
Alexander Korotkevich, University of New Mexico, Albuquerque alexkor@math.unm.edu
Pavel Lushnikov, University of New Mexico, Albuquerque

2:00 p.m.
Efficient solution of HartreeFock equations in a periodic external potential.
Taras Lakoba*, Department of Mathematics & Statistics, University of Vermont
(117281274) 
2:30 p.m.
Exponential bound of the integral of a weighted product of Hermite functions.
Vadim Zharnitsky*, Department of Mathematics, UIUC
Eugene Wayne, Boston University
(117235324) 
3:00 p.m.
Superharmonic instability of the Stokes waves.
Anastassiya Semenova*, ICERM at Brown
Alexander O. Korotkevich, University of New Mexico
Pavel M. Lushnikov, University of New Mexico
Sergey A. Dyachenko, University at Buffalo
(117276304) 
3:30 p.m.
Break. 
4:00 p.m.
Stability of solitary waves in the generalized BenjaminOno equation and its 2d extension.
Svetlana Roudenko*, Florida International University
(117235352) 
4:30 p.m.
Growth or decay of a coherent structure interacting with random waves.
Benno Rumpf*, Mathematics Department, Southern Methodist University
Yuanting Chen, Mathematics Department, Southern Methodist University
(117237211) 
5:00 p.m.
Direct numerical validation of 6wave 1D kinetic equation (and its applicability to quintic NLSE).
J. W. Banks, Rensselaer Polytechnic Institute
T. Buckmaster, Princeton University
A. O. Korotkevich*, University of New Mexico
G. Kovacic, Rensselaer Polytechnic Institute
J. Shatah, Courant Institute of Mathematical Sciences, New York University
(117278279)

2:00 p.m.

Saturday October 23, 2021, 2:00 p.m.3:55 p.m.
Contributed Paper Session on AMS Contributed Paper Session 2
Contributed Paper Session, American Mathematical Society

2:00 p.m.
Some remarks on Maximal nonManis extensions.
Lokendra Paudel, University of South CarolinaSalkehatchie
Simplice Tchamna*, Georgia College
(117213342) 
2:15 p.m.
Faber polynomial coefficient estimates for analytic biclosetoconvex functions.
Samaneh Gholizadeh Hamidi*, Carnegie Mellon University Qatar
(117232319) 
2:30 p.m.
Theory & practice of threshold modeling.
Mikhail Nauth*, St. John's University
Genady Grabarnik, St. John's University
(117262340) 
2:45 p.m.
Adventures with positivity.
Robert M. Owczarek*, University of New Mexico
(117255143) 
3:00 p.m.
An unconditional explicit bound on the error term in the SatoTate conjecture.
Fernando Trejos Suarez*, Yale University
Alexandra Hoey, Massachussetts Institute of Technology
(117211314) 
3:15 p.m.
Break. 
3:30 p.m.
Ultimate generalization of Lah numbers/(binomial coefficients): Sums/(alternate sums) of orthogonal products of Stirling numbers.
Hungping Tsao*, Novato, California
(1172057) 
3:45 p.m.
Simulation and analysis of 3D microencapsulation using efficient threshold dynamics.
Wen Li*, University of California Los Angeles
Kyung Ha, University of California Los Angeles
Ghulam Destgeer, University of California Los Angeles
Mengxing Ouyang, University of California Los Angeles
Dino Di Carlo, University of California Los Angeles
Andrea L. Bertozzi, University of California Los Angeles
(117276315)

2:00 p.m.

Saturday October 23, 2021, 2:30 p.m.5:50 p.m.
Special Session on Tensor Categories and Applications, II
Special Session 9, American Mathematical Society
Organizers:
Cain EdieMichell, Vanderbilt University
Julia Plavnik, Indiana University
Sean Sanford, Indiana University scsanfor@iu.edu

2:30 p.m.
On the semisimplicity of braid group representations in braided tensor categories.
Daniel Copeland*, UC San Diego
(117220332) 
3:00 p.m.
Algebraic structures in grouptheoretical fusion categories.
M. Müller*, Universidade Federal de São joão delRei
Y. Morales, Universidad de los Andes
J. Plavnik, Indiana University
A. Ros Camacho, Cardiff University
A. Tabiri, African Institute for Mathematical Sciences Ghana
C. Walton, Rice University
(117218128) 
3:30 p.m.
Module categories for quantum groups and fusion categories of type A.
Hans Wenzl*, UC San Diego
(117246264) 
4:00 p.m.
Break. 
4:30 p.m.
Some nonsemisimple modular categories constructed from super quantum groups.
Robert Laugwitz, University of Nottingham
Guillermo Sanmarco*, Iowa State University
(117216283) 
5:00 p.m.
Frobenius exact symmetric tensor categories.
Victor Ostrik*, University of Oregon
(117220265) 
5:30 p.m.
Frobenius exact symmetric tensor categories.
Kevin Coulembier, University of Sydney
Pavel Etingof*, MIT
Victor Ostrik, University of Oregon
(117218180)

2:30 p.m.
Sunday October 24, 2021

Sunday October 24, 2021, 7:30 a.m.6:00 p.m.
Information Room 
Sunday October 24, 2021, 8:00 a.m.11:10 a.m.
Special Session on Arithmetic Geometry, III
Special Session 25, American Mathematical Society
Organizers:
Taylor Dupuy, University of Vermont taylor.dupuy@uvm.edu
Alexandru Buium, University of New Mexico

8:00 a.m.
Elliptic Witt vectors and jet spaces.
James M. Borger*, Australian National University
(117211237) 
9:00 a.m.
On $p$adic uniformization of abelian varieties with good reduction.
Adrian Iovita, Concordia University and Universita degli Studi di Padova
Jackson S. Morrow*, UC Berkeley
Alexandru Zaharescu, University of Illinois UrbanaChampaign and Institute of Mathematics of the Romanian Academy
(117211197) 
10:00 a.m.
Break. 
10:30 a.m.
Heights and Tamagawa numbers of motives.
Tung T. Nguyen*, University of Chicago/Western University
(117211102)

8:00 a.m.

Sunday October 24, 2021, 8:00 a.m.10:50 a.m.
Special Session on Commutative Ring Theory, IV
Special Session 4, American Mathematical Society
Organizers:
Louiza Fouli, New Mexico State University
Janet Vassilev, University of New Mexico jvassil@math.unm.edu

8:00 a.m.
The tree of quadratic transforms of a twodimensional regular local ring.
William Heinzer, Purdue University
K. Alan Loper, Ohio State University
Bruce Olberding*, New Mexico State University
Matt Toeniskoetter, Oakland University
(117213190) 
8:30 a.m.
Factorization in The Monoid of integrally closed ideals.
James Lewis*, Cornell University
(117213101) 
9:00 a.m.
Iterated mapping cones for strongly Koszul algebras.
Keller VandeBogert*, University of Notre Dame
(117213246) 
9:30 a.m.
Break. 
10:00 a.m.
Root polytopes, tropical types, and toric edge ideals.
Ayah Almousa*, University of Minnesota  Twin Cities
Anton Dochtermann, Texas State University
Benjamin Smith, University of Manchester
(11721385) 
10:30 a.m.
Functional equations and Vfiltrations for nonregular rings.
Josep Àlvarez Montaner, Universitat Politècnica de Catalunya
Daniel Hernández, University of Kansas
Jack Jeffries, University of Nebraska
Luis NúñezBetancourt, Centro de Investigación en Matemáticas
Pedro Teixeira, Knox College
Emily Witt*, University of Kansas
(11721366)

8:00 a.m.

Sunday October 24, 2021, 8:00 a.m.12:00 p.m.
Special Session on Complex Analysis and Potential Theory, III
Special Session 12, American Mathematical Society
Organizers:
Alex Solynin, Texas Tech University
Stamatis Pouliasis, Texas Tech University
Iason Efraimidis, Texas Tech University
Brock Williams, Texas Tech University brock.williams@ttu.edu

8:00 a.m.
Recent developments around Bohr's Inequality.
Saminathan Ponnusamy*, Department of Mathematics, Indian Institute of Technology Madras, Chennai  600036, India
(117230323) 
9:00 a.m.
Semigroupfication of univalent selfmaps of the unit disc.
Oliver Roth*, University of Wuerzburg
Filippo Bracci, UNIVERSITA DI ROMA "TOR VERGATA"
(117230126) 
9:30 a.m.
Break. 
10:00 a.m.
Limits of harmonic and holomorphic functions along segments ending at the boundary.
Paul M. Gauthier*, Université de Montréal
Mohammad Shirazi, McGill University
(117231285) 
11:00 a.m.
A Keldystype approximation result for the Liouville equation.
Daniela Kraus*, University of Wuerzburg, Department of Mathematics
Daniel Pohl, University of Wuerzburg, Department of Mathematics
(117230125) 
11:30 a.m.
Discussion.

8:00 a.m.

Sunday October 24, 2021, 8:00 a.m.12:00 p.m.
Special Session on Elliptic and Parabolic Equations on Topics Arising from Models in Materials Science, III
Special Session 5, American Mathematical Society
Organizers:
Guanying Peng, Worcester Polytechnic Institute
Xiang Xu, Old Dominion University x2xu@odu.edu

8:00 a.m.
Wellposedness of the AbelsGarckeGrün model for twophase flows.
Andrea Giorgini*, Imperial College London / Department of Mathematics
(117235254) 
8:30 a.m.
Patterns in triblock copolymers: droplets, doublebubbles and coreshells.
Stan Alama, McMaster University
Lia Bronsard*, McMaster University
XinYang Lu, Lakehead University
Chong Wang, Washington and Lee University
(11723541) 
9:00 a.m.
On a micromacro model for a reactive complex fluid: an energetic variational approach.
Yiwei Wang*, Illinois Institute of Technology
TengFei Zhang, China University of Geosciences
Chun Liu, Illinois Institute of Technology
(117235169) 
9:30 a.m.
Break. 
10:00 a.m.
Convergence of the TFDW energy to the liquid drop model.
Lorena Aguirre Salazar, Valdosta State University
Stan Alama*, McMaster University
Lia Bronsard, McMaster University
(117235122) 
10:30 a.m.
On global existence and blowup of solutions of stochastic KellerSegel type equation.
Oleksandr Misiats*, Virginia Commonwealth University
Oleksandr Stanzhytskyi, Taras Shevchenko National University of Kyiv, Ukraine
Ihsan Topaloglu, Virginia Commonwealth University
(117235104) 
11:00 a.m.
Rigidity of a nonelliptic differential inclusion related to the AvilesGiga conjecture.
Andrew Lorent*, University of Cincinnati
Guanying Peng, Worcester Polytechnic Institute
(117249177) 
11:30 a.m.
Discussion.

8:00 a.m.

Sunday October 24, 2021, 8:00 a.m.11:20 a.m.
Special Session on Extremal Polynomials, III
Special Session 18, American Mathematical Society
Organizers:
Maxim Zinchenko, University of New Mexico

8:00 a.m.
Extremal polynomials on a Jordan arc.
Gökalp Alpan*, Uppsala University
(11724145) 
9:00 a.m.
Integer polynomials with smallest norms.
Igor E. Pritsker*, Oklahoma State University
(11723088) 
10:00 a.m.
Break. 
10:30 a.m.
Orthogonal rational functions with real poles, root asymptotics, and GMP matrices.
Giorigo Young*, Rice University
Milivoje Lukić, Rice University
Benjamin Eichinger, Johannes Kepler University of Linz
(117239135) 
11:00 a.m.
Real zeros of random trigonometric polynomials with $ \ell $periodic coefficients.
Ali Pirhadi*, Georgia State University
(11722673)

8:00 a.m.

Sunday October 24, 2021, 8:00 a.m.10:50 a.m.
Special Session on Fractal Geometry and Dynamical Systems, III
Special Session 13, American Mathematical Society
Organizers:
Sangita Jha, National Institute of Technology Rourkela, India
Mrinal Kanti Roychowdhury, University of Texas Rio Grande Valley mrinal.roychowdhury@utrgv.edu
Saurabh Verma, Indian Institute of Technology Mandi, India

8:00 a.m.
On the structure of selfsimilar and selfaffine Jordan arcs in $\mathbb R^2$.
Andrei V. Tetenov*, Novosibirsk state university and GornoAltaisk state university
Olesya Chelkanova, GornoAltaisk State University
(117228317) 
8:30 a.m.
Quantization for probability distributions.
Mrinal Kanti Roychowdhury*, University of Texas Rio Grande Valley
(117237117) 
9:00 a.m.
Attractors of trees of maps, sequences of maps between spaces with applications to fractal interpolation.
Peter R. Massopust*, Technical University of Munich
(11723752) 
9:30 a.m.
Break. 
10:00 a.m.
Nonhomogeneous pLaplacian equations on the Sierpinski gasket.
Abhilash Sahu*, Indian Institute of Technology Guwahati
Guru Prem Prasad Mahalingam, Indian Institute of Technology Guwahati
(11723598) 
10:30 a.m.
A note on fractal dimension for a class of fractal interpolation functions.
Sangita Jha*, National Institute of Technology Rourkela, India
Saurabh Verma, Indian Institute of Information Technology Allahabad
(11722897)

8:00 a.m.

Sunday October 24, 2021, 8:00 a.m.12:00 p.m.
Special Session on Geometry and Geometric Analysis, III
Special Session 20, American Mathematical Society
Organizers:
Charles Boyer, University of New Mexico
Hongnian Huang, University of New Mexico
Junqing Qian, University of New Mexico jqian20@unm.edu

8:00 a.m.
Virtual Coffee/Tea Time. 
8:30 a.m.
Existence of static vacuum extensions with prescribed Bartnik boundary data.
Zhongshan An, University of Connecticut
LanHsuan Huang*, University of Connecticut
(11725381) 
9:00 a.m.
Hyperbolic mass via horospheres.
Hyun Chul Jang*, University of Miami
Pengzi Miao, University of Miami
(117253105) 
9:30 a.m.
Break. 
10:00 a.m.
Comparison results for threedimensional manifolds.
Ovidiu Munteanu*, Department of Mathematics, University of Connecticut
(11725379) 
10:30 a.m.
Sasakian geometry on sphere bundles.
Christina Wiis TønnesenFriedman*, Union College
(11725334) 
11:00 a.m.
Variational approach to the steady Generalized KählerRicci solitons.
Yury Ustinovskiy*, Lehigh University
(117258220) 
11:30 a.m.
Discussion.

8:00 a.m.

Sunday October 24, 2021, 8:00 a.m.11:50 a.m.
Special Session on Harmonic Analysis and Applications, III
Special Session 24, American Mathematical Society
Organizers:
Irina Holmes, Texas A /& M irinaholmes@tamu.edu
Maria Cristina Pereyra, University of New Mexico

8:00 a.m.
Boundedness of singular integrals on MusielakOrlicz Hardy spaces.
Benoit Sehba*, University of Ghana
(117242116) 
8:30 a.m.
Projections and distance set problem.
Hong Wang*, UCLA
Pablo Shmerkin, UBC
(117242310) 
9:00 a.m.
Weighted Inequalities for Haar multipliers.
Weiyan Huang*, Washington University in St. Louis
(11724223) 
9:30 a.m.
Break. 
10:00 a.m.
Two weight norm inequalities for singular and fractional integral operators in $\mathbb{R}^n$.
Christos Grigoriadis, Michigan State University
Michalis Paparizos, University of Indiana  Bloomington
Eric Sawyer, McMaster University
ChunYen Shen, National Taiwan University
Ignacio UriarteTuero*, University of Toronto
(117242337) 
10:30 a.m.
Sparse bounds for Walsh multipliers.
Amalia Culiuc*, Amherst College
Wei Chen, Yangzhou University
Francesco Di Plinio, Washington University St Louis
Michael Lacey, Georgia Institute of Technology
Yumeng Ou, University of Pennsylvania
(117226148) 
11:00 a.m.
Agmon theory for uniformly elliptic systems with a positive semidefinite matrix potential.
Joshua Isralowitz*, University at Albany, SUNY
Blair Davey, Montana State University
(117235345) 
11:30 a.m.
Twoweight Tb theorems for welllocalized operators.
Kelly Bickel*, Bucknell University
Brett Wick, Washington University in St. Louis
Taneli Korhonen, University of Eastern Finland
(11724767)

8:00 a.m.

Sunday October 24, 2021, 8:00 a.m.12:00 p.m.
Special Session on Harmonic Analysis: Geometry, Frames and Sampling, III
Special Session 19, American Mathematical Society
Organizers:
Stephen Casey, American University
Jens Christensen, Colgate University
Joseph Lakey, New Mexico State University jlakey@nmsu.edu

8:00 a.m.
Phase retrieval for affine groups over prime fields.
Hartmut Fuehr*, RWTH Aachen University
(117243231) 
8:30 a.m.
On the nonframe property of Gabor systems generated by Hermite functions.
Jakob Lemvig*, Technical University of Denmark
(117242240) 
9:00 a.m.
Phase retrieval for nilpotent groups.
Hartmut Führ, Lehrstuhl A Fur Mathematik, RWTH Aachen University
Vignon S Oussa*, Bridgewater State University
(117243174) 
9:30 a.m.
Break. 
10:00 a.m.
Atomic decomposition of Bergman spaces.
Gestur Olafsson*, Louisiana State University
Jens G. Christensen, Colgate University
(117243199) 
10:30 a.m.
Tight frame graphs.
Veronika Furst*, Fort Lewis College
Howard Grotts, University of Montana
(11724278) 
11:00 a.m.
Analyzing wavelet representations for wallpaper groups.
Judith A. Packer*, University of Colorado, Boulder
(11724256) 
11:30 a.m.
Discussion.

8:00 a.m.

Sunday October 24, 2021, 8:00 a.m.11:30 a.m.
Special Session on Hyperplane Arrangements in Connection with Commutative Algebra, III
Special Session 10, American Mathematical Society
Organizers:
KueiNuan Lin, Penn State University kul20@psu.edu
Federico Galetto, Cleveland State University

8:00 a.m.
Schemes associated to hyperplane and hypersurface arrangements.
Juan Migliore*, University of Notre Dame
Uwe Nagel, University of Kentucky
Hal Schenck, Auburn University
(11721322) 
8:30 a.m.
Containmenttight ideals from singular loci of reflection arrangements.
Benjamin Drabkin*, Singapore University of Technology and Design
Alexandra Seceleanu, University of NebraskaLincoln
(117213248) 
9:00 a.m.
Duality of asymptotic invariants for families of ideals.
Michael DiPasquale, University of South Alabama
Alexandra Seceleanu*, University of NebraskaLincoln
(117213170) 
9:30 a.m.
Break. 
10:00 a.m.
Rigidity, formality, and syzygies of the module of derivations of a line arrangement.
Michael DiPasquale*, University of South Alabama
Jessica Sidman, Mount Holyoke College
Will Traves, United States Naval Academy
(117213210) 
10:30 a.m.
On the Jacobian ideal of an almost generic hyperplane arrangement.
Ricardo Burity, Universidade Federal da Paraiba, Brazil
Aron Simis, Universidade Federal da Pernambuco, Brazil
Stefan O. Tohaneanu*, University of Idaho, USA
(11721363) 
11:00 a.m.
Discussion.

8:00 a.m.

Sunday October 24, 2021, 8:00 a.m.12:00 p.m.
Special Session on Inverse Problems: In Memory of Professor Zbigniew Oziewicz, III
Special Session 1, American Mathematical Society
Organizers:
Hanna Makaruk, Los Alamos National Laboratory hanna_m@lanl.gov
Robert Owczarek, University of New Mexico

8:00 a.m.
On the structure of Kauffman bracket skein modules.
Rhea Palak Bakshi*, ETH Zurich
(117257147) 
8:30 a.m.
Effective ultrapowers of directed graphs, Part I.
Valentina Harizanov*, George Washington University
Keshav Srinivasan, George Washington University
(117203184) 
9:00 a.m.
Effective ultrapowers of directed graphs, Part II.
Valentina Harizanov, The George Washington University
Keshav Srinivasan*, The George Washington University
(117203195) 
9:30 a.m.
Break. 
10:00 a.m.
Kauffman bracket versus Jones polynomial skein modules.
Razvan Gelca*, Texas Tech University
Shamon Almeida, Texas Tech University
(117257214) 
10:30 a.m.
Coefficients of Catalan states of lattice crossing  formulas and properties.
M. K. Dabkowski*, The University of Texas at Dallas
Cheyu Wu, The University of Texas at Dallas
(117257344) 
11:00 a.m.
A state summation invariant for knotoids.
Louis H. Kauffman*, University of Illinois at Chicago
(117257163) 
11:30 a.m.
Discussion.

8:00 a.m.

Sunday October 24, 2021, 8:00 a.m.11:20 a.m.
Special Session on Recent Advances in Inverse Problems for PDEs, III
Special Session 11, American Mathematical Society
Organizers:
DinhLiem Nguyen, Kansas State University dlnguyen@ksu.edu
Loc Nguyen, University of North Carolina at Charlotte
ThiPhong Nguyen, Purdue University

8:00 a.m.
Nonlocal PDEs in quantum optics.
John Schotland*, Yale University
(117235295) 
8:30 a.m.
Scattering, nonscattering, and inverse scattering.
Jingni Xiao*, Rutgers University
(117235349) 
9:00 a.m.
The fixed angle inverse scattering problem.
Rakesh*, University of Delaware
(117235181) 
9:30 a.m.
Break. 
10:00 a.m.
Inverse Born series method for a periodic inverse scattering problem.
DinhLiem Nguyen, Kansas State University
Trung T. Truong*, Kansas State University
Colin L. Williams, Kansas State University
(11723539) 
10:30 a.m.
Microlocal analysis of generalized Radon transforms from scattering tomography.
James Webber, Brigham and Womens Hospital
Eric Todd Quinto*, Tufts University
(11724421) 
11:00 a.m.
Techniques for resolution enhancement in the Dbar method for electrical impedance tomography.
Jennifer L. Mueller*, Colorado State University
(11723559)

8:00 a.m.

Sunday October 24, 2021, 8:00 a.m.11:20 a.m.
Special Session on Tensor Categories and Applications, III
Special Session 9, American Mathematical Society
Organizers:
Cain EdieMichell, Vanderbilt University
Julia Plavnik, Indiana University
Sean Sanford, Indiana University scsanfor@iu.edu

8:00 a.m.
Higher fusion categories as quantum homotopy types.
Theo JohnsonFreyd, Dalhousie University & Perimeter Institute for Theoretical Physics
David Reutter*, Max Planck Institute for Mathematics, Bonn
(117218251) 
8:30 a.m.
From subfactors to conformal field theories via physical models.
Ramona Wolf*, ETH Zurich
(117281257) 
9:00 a.m.
Biinvertible connections in subfactors, and tensor categories.
David Penneys, The Ohio State University
Emily Peters*, Loyola University Chicago
Emily Peters, Indiana University
(117218296) 
9:30 a.m.
Break. 
10:00 a.m.
A skein theoretic CarlssonMellit algebra.
Nicolle Gonzalez*, UCLA
Matt Hogancamp, Northeastern University
(117205343) 
10:30 a.m.
A lattice model for condensation in LevinWen systems.
Jessica Christian, University of Maryland, Baltimore College
David Green, Ohio State University
Peter Huston*, Ohio State University
David Penneys, Ohio State University
(117281263) 
11:00 a.m.
Pivotal categories, tangles, and the KashiwaraVergne groups.
Zsuzsanna Dancso, The University of Sydney
Iva Halacheva*, Northeastern University
Marcy Robertson, The University of Melbourne
(117222275)

8:00 a.m.

Sunday October 24, 2021, 8:00 a.m.12:00 p.m.
Special Session on Turbulence, Singularities, and Nonlinear Waves in Fluid Dynamics, Optics, and Plasmas, III
Special Session 16, American Mathematical Society
Organizers:
Alexander Korotkevich, University of New Mexico, Albuquerque alexkor@math.unm.edu
Pavel Lushnikov, University of New Mexico, Albuquerque

8:00 a.m.
Dynamical methods for studying stability and noise in frequency comb sources.
Curtis R. Menyuk*, University of Maryland Baltimore County
Logan Courtright, University of Maryland Baltimore County
Zhen Qi, University of Maryland Baltimore County
Shaokang Wang, University of Maryland Baltimore County
(11727851) 
8:30 a.m.
Variational methods for description of active porous media.
Vakhtang Putkaradze*, ATCO
(117274308) 
9:00 a.m.
The tale of two branch points: New approach to 2D potential flows.
Sergey A. Dyachenko*, University at Buffalo
Alexander I. Dyachenko, Landau Institute for Theoretical Physics
Vladimir E. Zakharov, University of Arizona
(117276286) 
9:30 a.m.
Break. 
10:00 a.m.
Using dynamicmode decomposition in coherent structure identification in weakly turbulent flows.
Christopher W Curtis*, San Diego State University
(117276229) 
10:30 a.m.
The spectra of "smallworld" networks and its corollaries on the dynamics on such networks.
Elizabeth Larson, University of Virginia
Christoph Kirst, Kavli Institute for Fundamental Neuroscience and Anatomy Department, University of California, San Francisco
Marija Vucelja*, University of Virginia
(117215202) 
11:00 a.m.
Logarithmic scaling and critical collapse in DaveyStewartson equation.
Pavel M. Lushnikov*, Department of Mathematics and Statistics, University of New Mexico
Natalia Vladimirova, Department of Mathematics and Statistics, University of New Mexico
(117276334) 
11:30 a.m.
Discussion.

8:00 a.m.

Sunday October 24, 2021, 8:30 a.m.11:20 a.m.
Special Session on Harmonic Analysis, III
Special Session 8, American Mathematical Society
Organizers:
David Beltran, University of WisconsinMadison dbeltran@math.wisc.edu
José Madrid, University of California, Los Angeles

8:30 a.m.
On the multiparameter Falconer distance problem.
Xiumin Du, Northwestern University
Yumeng Ou*, University of Pennsylvania
Ruixiang Zhang, University of California, Berkeley
(117242145) 
9:00 a.m.
Persistence properties for solutions of dispersive equations involving nonlocal operators.
Oscar Riano*, Florida International University FIU
(117235215) 
9:30 a.m.
Break. 
10:00 a.m.
Fourier restriction to the sphere is extremizable more often than not.
Taryn C. Flock*, Macalester College
Betsy Stovall, University of Wisconsin, Madison
(117242158) 
10:30 a.m.
Decoupling via scalebased approximations.
Dóminique Kemp*, University of WisconsinMadison
(11724233) 
11:00 a.m.
Discussion.

8:30 a.m.

Sunday October 24, 2021, 9:00 a.m.11:40 a.m.
Special Session on Equivariant and Motivic Homotopy Theory, III
Special Session 22, American Mathematical Society
Organizers:
Christy Hazel, UCLA chazel@math.ucla.edu
Michael Hill, UCLA

9:00 a.m.
$\beta$ elements detected by the 3primary image of $\mathit{tmf}$.
Eva Belmont*, UC San Diego
Katsumi Shimomura, Kochi University, Japan
(117255300) 
9:30 a.m.
The homotopy of $\mathbb{R}$motivic imageof$J$ spectrum.
Eva Belmont, University of San Diego
Dan Isaksen, Wayne State University
Hana Jia Kong*, Institute for Advanced Study
(117255100) 
10:00 a.m.
Break. 
10:30 a.m.
Replacing "group" with "category" in equivariance.
Robert C. Housden, Jr.*, University of California, Los Angeles
(117255351) 
11:00 a.m.
The Adams differentials on the classes $h_j^3$.
Zhouli Xu*, University of California, San Diego
(117255311)

9:00 a.m.

Sunday October 24, 2021, 12:00 p.m.1:00 p.m.
Meet with an AMS/MAA book editor during our Open Office Hours 
Sunday October 24, 2021, 2:00 p.m.3:40 p.m.
Special Session on Arithmetic Geometry, IV
Special Session 25, American Mathematical Society
Organizers:
Taylor Dupuy, University of Vermont taylor.dupuy@uvm.edu
Alexandru Buium, University of New Mexico

2:00 p.m.
A cutbycurves criterion for overconvergence of Fisocrystals.
Thomas Grubb*, UC San Diego
Kiran Kedlaya, UC San Diego
James Upton, UC San Diego
(117211216) 
3:00 p.m.
Derived and birational equivalences of the Hilbert scheme of points on a K3.
Libby Taylor*, Stanford University
Ravi Vakil, Stanford University
(117214137)

2:00 p.m.

Sunday October 24, 2021, 2:00 p.m.6:00 p.m.
Special Session on Complex Analysis and Potential Theory, IV
Special Session 12, American Mathematical Society
Organizers:
Alex Solynin, Texas Tech University
Stamatis Pouliasis, Texas Tech University
Iason Efraimidis, Texas Tech University
Brock Williams, Texas Tech University brock.williams@ttu.edu

2:00 p.m.
Weakly multiplicative distributions and weighted Dirichlet spaces.
Javad Mashreghi, Université Laval
Thomas Ransford*, Université Laval
(11723068) 
3:00 p.m.
Linear maps preserving inner functions.
Javad Mashreghi*, Quebec
Thomas Ransford, Laval University
(11723050) 
3:30 p.m.
Break. 
4:00 p.m.
Minimizing capacity among linear images of rotationally invariant conductors.
Richard S. Laugesen*, University of Illinois UrbanaChampaign
(11723138) 
4:30 p.m.
Transmission of harmonic functions and the Cauchy, Faber, and Schiffer operators.
Eric Schippers*, University of Manitoba
Wulf Staubach, Uppsala Universitet
(117230348) 
5:00 p.m.
SchwarzChristoffel mappings and finite Blaschke products.
Martin Chuaqui*, P. Universidad Catolica de Chile
(117230139) 
5:30 p.m.
Discussion.

2:00 p.m.

Sunday October 24, 2021, 2:00 p.m.3:00 p.m.
Special Session on Equivariant and Motivic Homotopy Theory, IV
Special Session 22, American Mathematical Society

2:00 p.m.
Discussion.
Christy Hazel, UCLA
Michael Hill, UCLA

2:00 p.m.

Sunday October 24, 2021, 2:00 p.m.6:00 p.m.
Special Session on Geometry and Geometric Analysis, IV
Special Session 20, American Mathematical Society
Organizers:
Charles Boyer, University of New Mexico
Hongnian Huang, University of New Mexico
Junqing Qian, University of New Mexico jqian20@unm.edu

2:00 p.m.
Continuity method of negative holomorphic curvature.
Damin Wu*, University of Connecticut
(117253109) 
2:30 p.m.
A proof of the TianYauDonaldson conjecture for general polarized manifolds with finite automorphism group.
Sean Timothy Paul*, University of Wisconsin at Madison
(117251186) 
3:00 p.m.
Explicit asymptotic expansion of the complete KählerEinstein metric on punctured Riemann sphere.
Junqing Qian*, University of New Mexico in Pure Math
(117253331) 
3:30 p.m.
Break. 
4:00 p.m.
nsuperharmonic functions and applications in differential geometry.
Shiguang Ma, Nankai University
Jie Qing*, UC Satna Cruz
(117253271) 
4:30 p.m.
Collapsing geometry of hyperkahler manifolds and applications.
Song Sun*, UC Berkeley
Ruobing Zhang, Princeton University
(117253134) 
5:00 p.m.
Discussion.

2:00 p.m.

Sunday October 24, 2021, 2:00 p.m.4:50 p.m.
Special Session on Harmonic Analysis, IV
Special Session 8, American Mathematical Society
Organizers:
David Beltran, University of WisconsinMadison dbeltran@math.wisc.edu
José Madrid, University of California, Los Angeles

2:00 p.m.
Maximal subspace averages.
Francesco Di Plinio*, Washington University in St. Louis
Ioannis Parissis, University of Basque Country and Ikerbasque
(117242172) 
2:30 p.m.
Directional square functions.
Natalia Accomazzo*, The University of British Columbia
F Di Plinio, Washington University in Saint Louis
P. Hagelstein, Baylor University
I. Parissis, University of the Basque Country
L. Roncal, Basque Center for Applied Mathematics
(117242140) 
3:00 p.m.
Banach spacevalued time frequency scale analysis.
Gennady Uraltsev*, University of Virginia
(117242160) 
3:30 p.m.
Break. 
4:00 p.m.
Singular BrascampLieb inequalities with cubical structure: extending the range of exponents.
Polona Durcik*, Chapman University
Lenka Slavíková, Charles University Prague
Christoph Thiele, University of Bonn
(117242194) 
4:30 p.m.
Decidability and periodicity of translational tilings.
Rachel Greenfeld*, University of California, Los Angeles
Terence Tao, University of California, Los Angeles
(117251205)

2:00 p.m.

Sunday October 24, 2021, 2:00 p.m.3:30 p.m.
Special Session on Harmonic Analysis: Geometry, Frames and Sampling, IV
Special Session 19, American Mathematical Society
Organizers:
Stephen Casey, American University
Jens Christensen, Colgate University
Joseph Lakey, New Mexico State University jlakey@nmsu.edu

2:00 p.m.
Analytic Bezout equations and sampling in rectangular and radial coordinates.
Stephen D. Casey*, American University
(11724164) 
2:30 p.m.
Atomic decomposition of Bergman spaces on tube type domains.
Jens Gerlach Christensen*, Colgate University
(117241243) 
3:00 p.m.
Discussion.

2:00 p.m.

Sunday October 24, 2021, 2:00 p.m.6:00 p.m.
Special Session on Inverse Problems: In Memory of Professor Zbigniew Oziewicz, IV
Special Session 1, American Mathematical Society
Organizers:
Hanna Makaruk, Los Alamos National Laboratory hanna_m@lanl.gov
Robert Owczarek, University of New Mexico

2:00 p.m.
Torsion in the magnitude homology of graphs.
Radmila Sazdanovic*, NC State Univeristy
Victor Summers, University of South Carolina Upstate
(117218305) 
2:30 p.m.
Exploring data from the chromatic graph polynomial with BallMapper.
Dan Scofield*, Francis Marion University
Radmila Sazdanovic, North Carolina State University
(117255306) 
3:00 p.m.
Cell decompositions of 2knot exteriors.
Samuel J. Lomonaco*, University of Maryland Baltimore County
(117257262) 
3:30 p.m.
Break. 
4:00 p.m.
Stated skein algebras and a geometric approach to quantum groups.
Thang T.Q. Le, Georgia Tech
Adam S. Sikora*, University at Buffalo, SUNY
(117257200) 
4:30 p.m.
Describing properties in magmas.
Jennifer Chubb, University of San Francisco
Valentina Harizanov, George Washington University
Dario Verta*, George Washington University
(117203209) 
5:00 p.m.
The Gram determinant of type generalized A.
Rhea Palak Bakshi, The George Washington University
Dionne F. Ibarra*, The George Washington University
Sujoy Mukherjee, The Ohio State University
Jozef H Przytycki, The George Washington University
(117257173) 
5:30 p.m.
Discussion.

2:00 p.m.

Sunday October 24, 2021, 2:00 p.m.6:50 p.m.
Special Session on Mathematics and Modeling of Phylogenetic Networks
Special Session 23, American Mathematical Society
Organizers:
James Degnan, University of New Mexico jamdeg@unm.edu
Gleb Zhelezov, University of New Mexico

2:00 p.m.
Phylogenetic comparative methods on species networks.
Paul Bastide*, CNRS, Université de Montpellier
Claudia SolísLemus, University of WisconsinMadison
Ricardo Kriebel, University of WisconsinMadison
K. William Sparks, University of WisconsinMadison
Cécile Ané, University of WisconsinMadison
(117262269) 
2:30 p.m.
Overview of the multispecies coalescent model on trees and networks, including some open problems in phylogenetics.
Elizabeth S. Allman*, University of Alaska Fairbanks
(117292287) 
3:00 p.m.
Identifiability of species network topologies from genomic sequences using the logDet distance.
Elizabeth S. Allman, University of Alaska Fairbanks
John A. Rhodes, University of Alaska Fairbanks
Hector Banos*, Dalhousie University
(117292288) 
3:30 p.m.
Break. 
4:00 p.m.
Identifiability of phylogenetic networks under the multispecies coalescent model.
Claudia SolisLemus*, University of WisconsinMadison
(117262258) 
4:30 p.m.
Computational approaches for the inference of phylogenetic network.
Yufeng Wu*, Dept. of Computer Science and Engineering, University of Connecticut
(117268239) 
5:00 p.m.
Trying out a million genes to find the perfect pair with MTrip.
Gleb Zhelezov*, University of New Mexico
James H. Degnan, University of New Mexico
(117292196) 
5:30 p.m.
Exploiting phylogenetic networks to compute the tree bisection and reconnection distance between two phylogenetic trees.
Steven Kelk, Maastricht University, Netherlands
Simone Linz*, University of Auckland, New Zealand
Georgios Stamoulis, Maastricht University, Netherlands
Wim van Wersch, Maastricht University, Netherlands
(117205225) 
6:00 p.m.
Building networks with caterpillars.
Charles Semple*, University of Canterbury
(117205276) 
6:30 p.m.
On the complexity of optimising variants of phylogenetic diversity on phylogenetic networks.
Magnus Bordewich, Department of Computer Science, Durham University
Charles Semple, School of Mathematics and Statistics, Canterbury University
Kristina Wicke*, Department of Mathematics, The Ohio State University
(117292281)

2:00 p.m.

Sunday October 24, 2021, 2:00 p.m.3:20 p.m.
Special Session on Recent Advances in Inverse Problems for PDEs, IV
Special Session 11, American Mathematical Society
Organizers:
DinhLiem Nguyen, Kansas State University dlnguyen@ksu.edu
Loc Nguyen, University of North Carolina at Charlotte
ThiPhong Nguyen, Purdue University

2:00 p.m.
Parameter identification problem in a Stochastic partial differential equation.
Baasansuren Jadamba*, Rochester Institute of Technology
(117249259) 
2:30 p.m.
Diffuse optical tomography with incomplete and noisy Cauchy data.
Nhan Tam Quyen Tran*, School of Medicine, Davis Health, UC Davis, USA
(117235113) 
3:00 p.m.
A novel nonlinear matrix system optimization technique with application to transcranial magnetic stimulation coil optimization through an inverse boundary element method PDE Formulation.
Justin R. Hill*, St. Philips College
(1172466)

2:00 p.m.

Sunday October 24, 2021, 2:00 p.m.4:50 p.m.
Special Session on Tensor Categories and Applications, IV
Special Session 9, American Mathematical Society
Organizers:
Cain EdieMichell, Vanderbilt University
Julia Plavnik, Indiana University
Sean Sanford, Indiana University scsanfor@iu.edu

2:00 p.m.
The relative Künneth theorem.
Pablo S. Ocal*, UCLA
(117218277) 
2:30 p.m.
Can a Zhang twist be a 2cocycle twist?
Hongdi Huang*, Rice University
Van Nguyen, United States Naval Academy
Charlotte Ure, University of Virginia
Kent Vashaw, Massachusetts Institute of Technology
Padmini Veerapen, Tennessee Tech University
Xingting Wang, Howard University
(117216312) 
3:00 p.m.
From torus bundles to particlehole equivariantization.
Xingshan Cui, Purdue University
Paul Gustafson, University of Pennsylvania
Yang Qiu, University of California, Santa Barbara
Qing Zhang*, Purdue University
(117218230) 
3:30 p.m.
Discussion. 
4:00 p.m.
FrobeniusSchur indicators and Morita equivalence for some families of quadratic fusion categories.
Henry J. Tucker*, University of California, Riverside
(117218347) 
4:30 p.m.
Classification of Z/2Zquadratic unitary fusion categories.
Cain EdieMichell, UC San Diego
Masaki Izumi, University of Kyoto
David Penneys*, The Ohio State University
(117218153)

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