2020 CMS Winter Meeting

Montreal, December 4 - 7, 2020

All scientific sessions will take place online.

- Additive Combinatorics and Discrete Geometry
- Algebraic Combinatorixx (Women in Algebraic Combinatorics)
- Algebraic Geometry of Integrable Systems
- Applications and Recent Developments in Discontinuous Dynamical Systems
- Arithmetic Statistics
- Combinatorial Designs
- Computations with Arithmetic Groups
- Creative Assessments in the COVID-19 times
- Derived Categories and (Non)commutative Algebraic Geometry
- Discrete Analysis
- Enumerative Combinatorics
- Equidistribution on Arithmetic Manifolds
- Fibrations and Degenerations in Algebraic Geometry
- Graph Theory
- Hacking COVID-19: Share your innovative ways to deal with teaching online
- History and Philosophy of Mathematics
- Homotopy Theory
- Logic and Applications
- Mathematical biology
- Nonlinear PDEs and kinetic problems
- Operator algebras, (semi)groups, and dynamics
- Optimal Transport and Applications
- Optimization and Data Science
- Probability in Number Theory
- Recent Advances in Harmonic and Complex Analysis
- Spectral Methods and Singular Integral Equations
- Student Research Talks Session
- Symplectic Topology
- The legacy of Mindstorms
- Variational Analysis: Theory and Applications

Additive Combinatorics and Discrete Geometry | |

Org: Malabika Pramanik and Josh Zahl (UBC) | |

Tuesday December 8 | |

11:00 - 11:30 | Orit Raz (The Hebrew University of Jerusalem), Dimension-expanding polynomials and the discretized Elekes-R\'onyai theorem |

11:30 - 12:00 | Alexia Yavicoli (University of St Andrews), Patterns in thick compact sets |

12:00 - 12:30 | Sophie Stevens (Johann Radon Institute for Computational and Applied Mathematics), The Elekes-Szabó Problem and the Uniformity Conjecture |

13:00 - 13:30 | Brandon Hanson (University of Georgia), A better-than-Plunnecke bound for $A + 2A$ |

13:30 - 14:00 | Daniel Di Benedetto (University of British Columbia), Discretised point-line incidences and the dimension of Besicovitch sets |

14:00 - 14:30 | Jongchon Kim (University of British Columbia), Estimates for some geometric maximal functions associated with a set of directions |

14:30 - 15:00 | Jonathan Tidor (Massachusetts Institute of Technology), Joints of Varieties |

16:00 - 16:30 | Tongou Yang (University of British Columbia), Uniform decoupling in l2 for polynomials |

16:30 - 17:00 | Caroline Terry (Ohio State University), A stable arithmetic regularity lemma in finite abelian groups |

17:00 - 17:30 | Weikun He (Korea Institute of Advanced Study), Sum-product in representations of Lie groups |

Algebraic Combinatorixx (Women in Algebraic Combinatorics) | |

Org: Angele Foley (Laurier) and Steph van Willigenburg (UBC) | |

Friday December 4 | |

14:00 - 14:30 | Rosa Orellana (Dartmouth College), Restricting Howe Duality |

14:30 - 15:00 | Sophie Spirkl (University of Waterloo), A complete multipartite basis for the chromatic symmetric function |

15:30 - 16:00 | Samantha Dahlberg (Arizona State University), Diameters of Graphs of Reduced Words of Permutations |

16:00 - 16:30 | Megumi Harada (McMaster University), Permutation bases for the cohomology rings of regular semisimple Hessenberg varieties. |

17:00 - 18:00 | Women in Algebraic Combinatorics Social |

Saturday December 5 | |

14:00 - 14:30 | Pamela Harris (Williams College), Kostant's partition function and magic multiplex juggling sequences |

14:30 - 15:00 | Lucy Martinez (Stockton University), Minimum Rank of Regular Bipartite Graphs |

15:00 - 15:30 | Sunita Chepuri (University of Michigan), Kazhdan-Lusztig Immanants for $k$-Positive Matrices |

15:30 - 16:00 | Nancy Wallace (UQAM), Toward a Schurification of Schröder path formulas. |

16:00 - 16:30 | Anna Pun (University of Virginia), Distribution properties for t-hooks in partitions |

16:30 - 17:00 | Olya Mandelshtam (Brown University), The multispecies TAZRP and modified Macdonald polynomials |

Algebraic Geometry of Integrable Systems | |

Org: Michael Groechenig (Toronto) and Steven Rayan (Saskatchewan) | |

Friday December 4 | |

13:30 - 14:00 | Ruxandra Moraru (University of Waterloo), Moduli spaces of stable bundles on complex nilmanifolds |

14:00 - 14:30 | Jack Ding (University of Toronto), Equivariant multiplicities of Schubert Varieties in the Based Loop Group |

14:30 - 15:00 | Davesh Maulik (MIT), Cohomology of the moduli of Higgs bundles and the Hausel-Thaddeus conjecture |

15:30 - 16:00 | Junliang Shen (MIT), Cohomological $\chi$-independence for moduli of 1-dimensional sheaves and moduli of Higgs bundles |

16:00 - 16:30 | Iva Halacheva (Northeastern University), Lagrangian correspondences in Schubert calculus |

Saturday December 5 | |

10:00 - 10:30 | Eloise Hamilton (IMJ-PRG, University of Paris), Moduli spaces for unstable Higgs bundles of rank 2 and their geometry |

10:30 - 11:00 | Peter Crooks (Northeastern University), Hessenberg varieties and Poisson slices |

13:30 - 14:00 | Alexei Oblomkov (UMass Amherst), 3D sigma models with defects and knot homology |

14:00 - 14:30 | Olivia Dumitrescu (UNC Chapel Hill), Mirror curve of orbifold Hurwitz numbers |

14:30 - 15:00 | Ana Balibanu (Harvard University), Steinberg slices in quasi-Poisson varieties |

15:00 - 15:30 | Lisa Jeffrey (University of Toronto), The triple reduced product and Higgs bundles |

15:30 - 16:00 | Brent Pym (McGill University), Beauville-Bogomolov-Weinstein splitting for Poisson varieties |

16:00 - 16:30 | Shiyu Shen (University of Toronto), Topological mirror symmetry for parabolic Higgs bundles |

16:30 - 17:00 | Jacques Hurtubise (McGill University), Moduli of bundles and degenerations of curves. |

Applications and Recent Developments in Discontinuous Dynamical Systems | |

Org: Kevin Church (McGill) and Stacey Smith? (Ottawa) | |

Saturday December 5 | |

14:00 - 14:30 | Stacey Smith? (Ottawa), Using non-smooth models to determine thresholds for microbial pest management |

14:30 - 15:00 | Everaldo de Mello Bonotto (Universidade de Sau Paulo), Impulsive semidynamical systems |

15:30 - 16:00 | Gabriel Duchesne (McGill), Rigorous computations of periodic solutions for the pulse-harvested Hutchinson equation |

16:00 - 16:30 | Aili Wang (Baoji University of Arts and Sciences) |

Sunday December 6 | |

14:00 - 14:30 | Kexue Zhang (Calgary), A unified asymptotic stability result for time-delay systems with delayed impulses |

14:30 - 15:00 | Kevin Church (McGill), Spectral theory for impulsive delay differential equations |

15:00 - 15:30 | Elena Braverman (Calgary), Stabilization of cycles with impulse stochastic control |

15:30 - 16:00 | Marcia Federson (Universidade de Sau Paulo), An overview on stability results for impulsive and measure functional differential equations |

16:00 - 16:30 | Xinzhi Liu (Waterloo), Impulsive Formation Control of Multi-Agent Systems |

Monday December 7 | |

14:00 - 14:30 | Gail Wolkowicz (McMaster), Bifurcation analysis of an impulsive system describing Partial Nitritation and Anammox in a hybrid reactor |

14:30 - 15:00 | Frithjof Lutscher (Ottawa), Population dynamics of discrete breeders |

15:00 - 15:30 | Iain Moyles (York), A model of phosphorus recycling at the plant scale |

15:30 - 16:00 | Marco Tosato (York), Multi-cycle Periodic Solutions of a Differential Equation with Delay that Switches Periodically |

16:00 - 16:30 | Tyler Meadows (University of Idaho), Self-cycling fermentation with a produced compound |

Arithmetic Statistics | |

Org: Chantal David (Concordia), Matilde Lalin (UdeM) and Jerry Wang (Waterloo) | |

Friday December 4 | |

13:00 - 13:30 | Neha Prabhu (Chennai Mathematical Instittue), A joint distribution theorem with applications to extremal primes for elliptic curves |

13:30 - 14:00 | Anup Dixit (Chennai Mathematical Institute), On the classification problem for general Dirichlet series |

14:00 - 14:30 | Lucile Devin (Chalmers University of Technology and University of Gothenburg), Chebyshev’s bias and sums of two squares |

14:30 - 15:00 | Alexandra Florea (Columbia University), Non-vanishing for cubic $L$-functions |

15:30 - 16:00 | Quanli Shen (University of Lethbridge), The fourth moment of quadratic Dirichlet $L$-functions |

16:00 - 16:30 | Alia Hamieh (University of Northern British Columbia), Mean squares of long Dirichlet polynomials with the divisor function $\tau_2(n)$ |

Saturday December 5 | |

14:00 - 14:30 | Ahmet Guloglu (Bilkent University), Non-vanishing of Cubic Twists of L-functions |

14:30 - 15:00 | Asif Zaman (Toronto), An approximate form of Artin's holomorphy conjecture and nonvanishing of Artin L-functions |

15:00 - 15:30 | Amita Malik (AIM), Bias statistics for the zeros of L-functions |

15:30 - 16:00 | Allysa Lumley (CRM), Primes in short intervals: Heuristics and calculations |

16:00 - 16:30 | Will Sawin (Columbia), Measures from moments for random groups |

16:30 - 17:00 | Seoyoung Kim (Queen's University), From the Birch and Swinnerton-Dyer conjecture to Nagao's conjecture |

17:00 - 17:30 | Stanley Xiao (University of Toronto), The number of quartic-$D_4$ fields having monogenic cubic resolvent ordered by conductor |

Sunday December 6 | |

14:00 - 14:30 | Arul Shankar (University of Toronto), The 2-torsion subgroups of the class groups in families of cubic fields |

14:30 - 15:00 | Emilia Alvarez (University of Bristol), Moments of the logarithmic derivative of characteristic polynomials from $SO(N)$ and $USp(2N)$ |

15:00 - 15:30 | Emma Bailey (University of Bristol), Moments of Moments of $L$-functions |

15:30 - 16:00 | Antoine Comeau-Lapointe (Concordia University), One-level density of the family of twists of an elliptic curve over function fields |

16:00 - 16:30 | Martin Cech (Concordia University), Mean values of real Dirichlet characters and double Dirichlet series |

16:30 - 17:00 | Brad Rodgers (Queen's University), Primes in short intervals in number fields |

17:00 - 17:30 | Wanlin Li (CRM), The Central Value of Dirichlet L-functions over Rational Function Fields |

Combinatorial Designs | |

Org: Peter Dukes (UVic), Karen Meagher (Regina) and Brett Stevens (Carleton) | |

Friday December 4 | |

13:00 - 13:30 | Stefan Glock (ETH Zurich), Approximate Steiner triple systems of large girth |

13:30 - 14:00 | Curtis Bright (Waterloo), A Resolution of Lam's Problem via Satisfiability Solvers |

14:00 - 14:30 | Iren Darijani (Memorial), Colourings of star systems |

15:30 - 16:00 | Daniel Horsley (Monash), An Evans-style result for block designs |

16:00 - 16:30 | Tao Feng (BJTU), Nov\'{a}k's conjecture on cyclic Steiner triple systems and its generalization |

Saturday December 5 | |

14:00 - 14:30 | Joanna Niezen (Victoria), Sarvate-Beam Group Divisible Designs |

14:30 - 15:00 | Kevin Halasz (SFU), Near transversals in group-based latin squares |

15:00 - 15:30 | Coen del Valle (Victoria), Block designs of dimension three |

15:30 - 16:00 | Trent Marbach (Ryerson University), The localization number of designs |

16:00 - 16:30 | Kirsten Nelson (Carleton), Interleaved Sequences |

16:30 - 17:00 | Mahsa Nasrollahi (Regina), The Erdős-Ko-Rado theorem for 2-intersecting families of perfect matchings |

Sunday December 6 | |

14:00 - 14:30 | Esther Lamken, Applications of incomplete pairwise balanced designs |

14:30 - 15:00 | David Pike (Memorial), Colourings of Group Divisible Designs |

15:00 - 15:30 | Mateja Sajna (Ottawa), Bipartite 2-factorizations of complete multigraphs via layering |

15:30 - 16:00 | Peter Danziger (Ryerson), Directed cycle decompositions of complete digraphs |

16:00 - 16:30 | Andrea Burgess (UNB), On the Oberwolfach Problem for single-flip 2-factors via graceful labellings |

16:30 - 17:00 | Hadi Kharaghani (Lethbridge), On Equiangular Tight Frames |

Computations with Arithmetic Groups | |

Org: Haluk Sengun (The University of Sheffield) and John Voight (Dartmouth) | |

Thursday December 3 | |

9:30 - 10:00 | Marc Masdeu (Universitat Autònoma de Barcelona), Quaternionic rigid meromorphic cocycles |

10:00 - 10:30 | Graham Ellis (National University of Ireland, Galway), An algorithm for computing Hecke operators |

10:45 - 11:15 | Angelica Babei (Centre de recherches mathématiques), Zeros of period polynomials for Hilbert modular forms |

11:15 - 11:45 | Ben Breen (Clemson University), A trace formula for Hilbert modular forms |

12:00 - 12:30 | Avner Ash (Boston College), Cohomology of congruence subgroups of $SL_3(Z)$ and real quadratic fields |

Tuesday December 8 | |

9:30 - 10:00 | Cecile Armana (Université de Franche-Comté), Sturm bounds for Drinfeld-type automorphic forms over function fields |

10:00 - 10:30 | Neil Dummigan (University of Sheffield), Congruences involving non-parallel weight Hilbert modular forms |

10:45 - 11:15 | Fang-Ting Tu (Louisiana State University), A Geometric Interpretation of a Whipple's $_7F_6$ Formula |

11:15 - 11:45 | Mark McConnell (Princeton University) |

12:00 - 12:30 | Mathilde Gerbelli-Gauthier (McGill University), Limit multiplicity of non-tempered representations and endoscopy. |

Creative Assessments in the COVID-19 times | |

Org: Andie Burazin (Toronto), Lauren DeDieu (Calgary) and Miroslav Lovric (McMaster) | |

Monday December 7 | |

14:00 - 14:25 | Amenda Chow and Iain Moyles (York), Choose your own adventure in a multi-variable calculus course for engineering students |

14:25 - 14:50 | Sean Fitzpatrick (Lethbridge), Deconstructing Exams for Remote Learning |

14:50 - 15:15 | Dan Wolczuk and Paul McGrath (Waterloo), Using Virtual Escape Rooms to Promote Student-Student Interactions |

15:25 - 15:50 | Samantha-Jo Caetano (Toronto), Trump vs. Biden - who will win? |

15:50 - 16:15 | Jerrod Smith (Calgary), Peer and Open-ended Assessment in Linear Algebra and Intro Proof Courses |

16:15 - 16:40 | Anton Mosunov (Waterloo), Let’s Think Together: Using Oral Assessments to Develop Students’ Thought Process |

16:40 - 17:00 | General Discussion |

Derived Categories and (Non)commutative Algebraic Geometry | |

Org: Matthew Ballard (USC), Nitin Chidambaram (Alberta) and David Favero (Alberta) | |

Monday December 7 | |

14:00 - 15:00 | Tony Pantev (Penn), Mirror symmetry, intersection of quadrics, and Hodge theory |

15:00 - 16:00 | Katrina Honigs (Oregon), An obstruction to weak approximation on some Calabi-Yau threefolds |

16:00 - 17:00 | Max Lieblich (Washington), Filtered derived equivalence and birational Torelli theorems |

Tuesday December 8 | |

11:00 - 12:00 | Ellen Kirkman (Wake Forest), Degree bounds for Hopf actions on Artin-Schelter regular algebras |

13:00 - 14:00 | Colin Ingalls (Carleton), Explicit coverings of families of elliptic surfaces by squares of curves |

14:00 - 15:00 | Alicia Lamarche (Utah), Derived Categories, Arithmetic, and Rationality |

15:30 - 16:30 | Dylan Allegretti (UBC), Stability conditions and cluster varieties |

16:30 - 17:30 | Sabin Cautis (UBC), Categorical structure of Coulomb branches of 4D N=2 gauge theories |

Discrete Analysis | |

Org: Tess Anderson (Purdue), Leo Goldmakher (Williams) and Brandon Hanson (Georgia) | |

Friday December 4 | |

13:00 - 13:30 | Sam Chow (Warwick), Bohr sets in diophantine approximation |

13:36 - 14:06 | Marina Iliopoulou (Kent), A discrete Kakeya-type inequality |

14:12 - 14:42 | Aled Walker (CRM Montreal), Effective results on the structure of sumsets |

14:48 - 15:18 | Sarah Peluse (IAS), Modular zeros in the character table of the symmetric group |

15:24 - 15:54 | Fernando Shao (University of Kentucky), Gowers uniformity of primes in arithmetic progressions |

Saturday December 5 | |

13:30 - 14:00 | Oleksiy Klurman (Bristol), Zeros of Fekete polynomials |

14:06 - 14:36 | Zane Li (Indiana University), Connections between decoupling and efficient congruencing |

14:42 - 15:12 | Larry Guth (MIT), Incidence estimates for well spaced rectangles |

15:18 - 15:48 | Hong Wang (IAS), Small cap decouplings |

15:54 - 16:24 | Ruxiang Zhang (IAS), Local smoothing for the wave equation in 2+1 dimensions |

16:30 - 17:00 | Dominique Kemp (Indiana University) |

Sunday December 6 | |

13:30 - 14:00 | Michael Curran (Oxford), Khovanskii's Theorem and Effective Results on Sumset Structure |

14:06 - 14:36 | Amita Malik (AIM), Partitions into primes in arithmetic progression |

14:42 - 15:12 | Jose Madrid (UCLA), Improving estimates for discrete polynomial averages and related problems |

15:18 - 15:48 | Felipe Ramirez (Wesleyan University), Remarks about inhomogeneous pair correlations |

15:54 - 16:24 | Ayla Gafni (University of Mississippi), Asymptotics of Restricted Partition Functions |

16:30 - 17:00 | Freddie Manners (UC San Diego), Some facts about very dense Sidon sets |

Enumerative Combinatorics | |

Org: Sergi Elizalde (Dartmouth), Steven Karp (LaCIM, UQAM), Nadia Lafreniere (Dartmouth) and Alejandro Morales (UMass Amherst) | |

Saturday December 5 | |

14:00 - 14:30 | Matjaž Konvalinka (University of Ljubljana), Some natural extensions of the parking space |

14:30 - 15:00 | Vasu Tewari (University of Pennsylvania), Refined mixed Eulerian numbers |

15:00 - 15:30 | Svetlana Poznanovikj (Clemson University), Hecke insertion and maximal increasing and decreasing sequences in fillings of polyominoes |

16:00 - 16:30 | Colleen Robichaux (University of Illinois Urbana-Champaign), An Efficient Algorithm for Deciding the Vanishing of Schubert Polynomial Coefficients |

16:30 - 17:00 | David Keating (University of California, Berkeley), A Vertex Model for LLT Polynomials |

Sunday December 6 | |

14:00 - 14:30 | Justine Falque (Université Paris-Sud), 3-dimensional Catalan objets: a (partial) overview and a new bijection |

14:30 - 15:00 | Sam Hopkins (University of Minnesota), Promotion of Kreweras words |

15:00 - 15:30 | Maria Gillespie (Colorado State University), Parking functions and a projective embedding of $\overline{M}_{0,n}$ |

16:00 - 16:30 | Ali Assem Mahmoud (University of Ottawa), On the Enumerative Structures in QFT |

16:30 - 17:00 | Nathan Williams (University of Texas, Dallas), Strange Expectations in Affine Weyl Groups |

Tuesday December 8 | |

11:00 - 11:30 | Arvind Ayyer (Indian Institute of Science), Toppleable permutations and excedances |

11:30 - 12:00 | Ilse Fischer (University of Vienna), Bijective proofs of (skew) Schur polynomial factorizations |

12:00 - 12:30 | Helen Jenne (Université de Tours), Double-dimer condensation and the dP3 Quiver |

13:00 - 13:30 | Marni Mishna (Simon Fraser University), Enumerating excursions on Cayley graphs |

13:30 - 14:00 | Joel Lewis (George Washington University), Hurwitz numbers for reflection groups |

Equidistribution on Arithmetic Manifolds | |

Org: Ilya Khayutin (Northwestern) and Simon Marshall (Wisconsin) | |

Monday December 7 | |

14:00 - 14:30 | Amir Mohammadi (University of California, San Diego), Effective results in homogeneous dynamics |

14:30 - 15:00 | Asaf Katz (University of Michigan), An application of Margulis’ inequality to effective equidistribution |

15:00 - 15:30 | Shai Evra (Princeton University), Ramanujan Conjecture and the Density Hypothesis |

15:30 - 16:00 | Mikolaj Fraczyk (The University of Chicago), Density hypothesis in horizontal families |

16:00 - 16:30 | Nicholas Miller (University of California, Berkeley), Geodesic submanifolds of hyperbolic manifolds |

16:30 - 17:00 | Alex Kontorovich (Rutgers University), Applications of Thin Orbits |

Tuesday December 8 | |

11:00 - 11:30 | Lam Pham (Hebrew University), Arithmetic Groups and the Lehmer conjecture |

11:30 - 12:00 | Arie Levit (Yale University), Quantitative weak uniform discreteness |

12:00 - 12:30 | Mathilde Gerbelli-Gauthier (McGill University), Limit multiplicity of non-tempered representations and endoscopy. |

13:00 - 13:30 | Will Sawin (Columbia University), The mixing conjecture over function fields |

13:30 - 14:00 | Junehyuk Jung (Brown University), Intersections of geodesics on the modular surface |

14:00 - 14:30 | Lindsay Dever (Bryn Mawr College), Ambient prime geodesic theorems on compact hyperbolic 3-manifolds |

14:30 - 15:00 | Matthew Young (Texas A&M University), Moments and hybrid subconvexity for symmetric-square L-functions |

15:30 - 16:00 | Wenyu Pan (The University of Chicago), Exponential mixing of geodesic flows for geometrically finite hyperbolic manifolds with cusps |

16:00 - 16:30 | Thomas Hille (Northwestern University), Bounds for the Least Solution of Homogeneous Quadratic Diophantine Inequalities. |

16:30 - 17:00 | Alireza Salehi Golsefidy (University of California, San Diego), Two new concepts for compact groups: Spectral independence and local randomness |

Fibrations and Degenerations in Algebraic Geometry | |

Org: Chuck Doran (Alberta) and Andrew Harder (Lehigh) | |

Friday December 4 | |

13:00 - 14:00 | Jordon Kostiuk (Brown University), Geometric Variations of Local Systems |

14:00 - 15:00 | Elana Kalashnikov (Harvard University) |

15:30 - 16:30 | Daniel Lopez (IMPA), Homology supported in Lagrangian submanifolds in mirror quintic threefolds |

16:30 - 17:30 | Tokio Sasaki (University of Miami), Limits of geometric higher normal functions and Apéry constants |

Saturday December 5 | |

14:00 - 15:00 | Matt Kerr (Washington University at St. Louis), Frobenius constants and limiting mixed Hodge structures |

15:00 - 16:00 | Sukjoo Lee (University of Pennsylvania), The mirror P=W conjecture from Homological Mirror Symmetry |

16:00 - 17:00 | Ursula Whitcher (Mathematical Reviews) |

Sunday December 6 | |

14:00 - 15:00 | Alan Thompson (Loughborough University), Mirror Symmetry for Fibrations and Degenerations |

15:00 - 16:00 | Adrian Clingher (University of Missouri - St. Louis), On K3 surfaces of Picard rank 14 |

Graph Theory | |

Org: Danielle Cox (Mount Saint Vincent University), Kyle Mackeigan (Dalhousie University) and Todd Mullen (University of Saskatchewan) | |

Friday December 4 | |

13:00 - 13:30 | Lucas Mol (University of Winnipeg), The Threshold Dimension of a Graph |

13:30 - 14:00 | Ben Cameron (Guelph), The mean subtree order of a graph under edge addition |

14:00 - 14:30 | Iain Beaton (Dalhousie University), The Average Order of Dominating Sets of a Graph |

14:30 - 15:00 | Jeannette Janssen (Dalhousie University), Simultaneous embeddings of nested interval graphs |

15:30 - 16:00 | Margaret-Ellen Messinger (Mount Allison), Reconfiguration for Dominating Sets |

16:00 - 16:30 | Robert Bailey (Grenfell Campus, MUN), On the 486-vertex distance-regular graphs of Koolen--Riebeek and Soicher |

Saturday December 5 | |

14:00 - 14:30 | Melissa Huggan (Ryerson), The Orthogonal Colouring Game |

14:30 - 15:00 | Nancy Clarke (Acadia University), Surrounding Cops and Robber |

15:00 - 15:30 | Todd Mullen (University of Saskatchewan), Recent Results in Diffusion |

15:30 - 16:00 | Danny Dyer (MUN), Gracefully labelling triangular cacti using Skolem sequences |

16:00 - 16:30 | Ahmad Alkasasbeh (MUN), Graceful Labellings of Variable Windmills Using Skolem Sequences |

16:30 - 17:00 | Kyle MacKeigan (Dalhousie University), Orthogonal Colourings of Graphs |

17:00 - 17:30 | Chris Duffy (University of Saskatchewan), Homomorphisms to Reflexive Oriented and Edge-Coloured Graphs |

Hacking COVID-19: Share your innovative ways to deal with teaching online | |

Org: Judy Larsen (University of the Fraser Valley) and Miroslav Lovric (McMaster University) | |

CMESG Working Group | |

Saturday December 5 | |

15:00 - 17:00 | CMESG/CMS Working Group, Hacking COVID-19: Sharing experiences with online teaching |

Sunday December 6 | |

15:00 - 17:00 | CMESG/CMS Working Group, Hacking COVID-19: Sharing experiences with online teaching |

History and Philosophy of Mathematics | |

Org: Maritza Branker (Niagara) | |

Friday December 4 | |

13:00 - 13:30 | Craig Fraser (IHSPT-Toronto), Henri Poincaré's Development of Hamilton-Jacobi Theory |

13:30 - 14:00 | Yelda Nasifoglu (Oxford), The changing nature of mathematical diagrams in the seventeenth century |

14:00 - 14:30 | Juan Fernández González and Dirk Schlimm (McGill), From a doodle to a theorem: a case study in mathematical discovery |

14:30 - 15:00 | Margaret E. Schotte (York), ‘Demonstrate all this with diagrams’: Recovering mathematical practice from early modern navigation exams |

15:30 - 16:00 | David Waszek (McGill), From notational change to substantial discovery: Leibniz, Bernoulli, and the exponential notation for differentials |

16:00 - 16:30 | William Dou (University of Hawaii-Manoa), What Does "Aligning" Mean? Practices of Justification across Chinese Logic and Mathematics |

Saturday December 5 | |

14:00 - 14:30 | Mariya Boyko (Independent scholar), Socialist competition and its role in Soviet mathematics education |

14:30 - 15:00 | Maryam Vulis (St Johns University), The Life and Work of Zygmunt Janiszewski (1888 -1920) |

15:00 - 15:30 | Tom Drucker (University of Wisconsin-Whitewater), From Plato to the Jabberwocky |

15:30 - 16:00 | Maritza Branker (Niagara University), Euphemia Lofton Haynes: her forgotten legacy |

Homotopy Theory | |

Org: Agnès Beaudry (University of Colorado Boulder), Martin Frankland (University of Regina) and Donald Stanley (University of Regina) | |

Friday December 4 | |

13:00 - 13:30 | Kristine Bauer (University of Calgary), Operads of functors with derivatives |

13:30 - 14:00 | Apurva Nakade (University of Western Ontario), Discrete Chern-Simons via 2-group bundles on elliptic curves |

14:00 - 14:30 | Sacha Ikonicoff (University of Calgary), Unstable algebras over an operad |

14:30 - 15:00 | Katharine Adamyk (University of Western Ontario), Lifting A(1)-Modules |

Saturday December 5 | |

14:00 - 14:30 | Brandon Doherty (University of Western Ontario), Cubical models of (infinity,1)-categories |

14:30 - 15:00 | Dorette Pronk (Dalhousie University), Three approaches toward orbifold mapping objects |

15:00 - 15:30 | Nicholas Meadows (Carleton University), Spectral Sequences in $(\infty, 1)$-categories |

15:30 - 16:00 | Niny Arcila Maya (University of British Columbia), Decomposition of topological Azumaya algebras with involution |

16:00 - 16:30 | Rachel Hardeman (University of Calgary), A Search for Model Structure for A-Homotopy Theory |

16:30 - 17:00 | Luis Scoccola (Michigan State University), Homotopy coherence in applied topology |

Sunday December 6 | |

14:00 - 14:30 | Sander Kupers (University of Toronto), The rational homotopy type of certain diffeomorphism groups |

14:30 - 15:00 | Marzieh Bayeh (University of Ottawa), Higher Equivariant and Invariant Topological Complexities |

15:00 - 15:30 | Ivan Limonchenko (University of Toronto), On homotopy theory of polyhedral products with Golod face rings |

15:30 - 16:00 | Steven Amelotte (University of Rochester), The homotopy type of the fibre of the $p^\text{th}$ power map on loop spaces of spheres |

16:00 - 16:30 | Kate Poirier (New York City College of Technology), Polyhedra for V-infinity algebras, string topology, and moduli spaces |

Logic and Applications | |

Org: Marcin Sabok (McGill) and Anush Tserunyan (Mcgill/UIUC) | |

Friday December 4 | |

13:00 - 13:30 | Jan Hubicka (Charles University), Big Ramsey degrees of the homogeneous universal partial order |

13:30 - 14:00 | Colin Jahel (Lyon), Actions of automorphism groups of Fraïssé limits on the space of linear orderings. |

14:00 - 14:30 | Dakota Ihli (UIUC), What generic automorphisms of the random poset look like |

14:30 - 15:00 | Andy Zucker (UCSD), Big Ramsey degrees via coding trees |

15:30 - 16:00 | Matt Bowen (McGill), Monochromatic products and sums in $\mathbb{N}$ |

16:00 - 16:30 | Jamal Kawach (Toronto), Fraïssé and Ramsey properties of Fréchet spaces |

Saturday December 5 | |

14:00 - 14:30 | Deirdre Haskell (McMaster) |

14:30 - 15:00 | Taboka Chalebgwa (McMaster), A remark on certain Schanuel $n$-tuples for the $j$-function. |

15:00 - 15:30 | Claude Laflamme (Calgary), How many siblings do you have? |

15:30 - 16:00 | William Chan (CMU), Definable Combinatorics of the First Uncountable Cardinal |

16:00 - 16:30 | Saeed Ghasemi (Czech Academy of Sciences), Strongly self-absorbing C*-algebras and Fra\"\i ss\'e limits |

16:30 - 17:00 | Pavlos Motakis (York), Coarse Universality |

Sunday December 6 | |

14:00 - 14:30 | Antonina Kolokolova (Memorial) |

14:30 - 15:00 | Dino Rossegger (Waterloo), Degree spectra of analytic complete equivalence relations |

15:00 - 15:30 | Bradd Hart (McMaster), Undecidability and embedding problems in continuous logic |

15:30 - 16:00 | Ronnie Chen (UIUC), A universal characterization of standard Borel spaces |

16:00 - 16:30 | Michael Wolman (Caltech), Probabilistic Programming Semantics for Name Generation |

16:30 - 17:00 | Chris Kapulkin (Western Ontario), Canonicity for Homotopy Type Theory |

Monday December 7 | |

14:00 - 14:30 | Tomasz Ciesla (Lancaster), On lifting invariant probability measures |

14:30 - 15:00 | Forte Shinko (Caltech), Lifts of Borel actions on quotient spaces |

15:00 - 15:30 | Jenna Zomback (UIUC), A backward ergodic theorem and its forward implications |

15:30 - 16:00 | Spencer Unger (Toronto), Embeddings and factor maps between $\mathbb{Z}^d$ actions |

16:00 - 16:30 | Riley Thornton (UCLA), Factor of i.i.d. processes and Cayley diagrams |

16:30 - 17:00 | Konrad Wrobel (Texas A&M), Cost of inner amenable equivalence relations |

Tuesday December 8 | |

11:00 - 11:30 | Noe de Rancourt (Vienna), Intersection-smooth equivalence relations |

11:30 - 12:00 | Zoltán Vidnyánszky (Caltech), Bases for Borel graphs of large chromatic number: injective case |

12:00 - 12:30 | Aristotelis Panagiotopoulos (Munster), Dynamical obstructions to classification by (co)homology and other TSI-group invariants. |

13:00 - 13:30 | Felix Weilacher (CMU), Descriptive Chromatic Numbers of Locally Finite and Everywhere Two Ended Graphs |

13:30 - 14:00 | Shaun Allison (CMU), Polish groups with the pinned property |

14:00 - 14:30 | Assaf Shani (Harvard), Classification by sequences of countable sets of reals |

14:30 - 15:00 | Filippo Calderoni (UIC), Descriptive set theory: order and classification |

Mathematical biology | |

Org: Claire Guerrier (Université Côte d'Azur) and Anmar Khadra (McGill) | |

Friday December 4 | |

13:00 - 13:20 | Fernando Peruani (CY Cergy Paris Université), A mathematical approach to bacterial infections: models for bacterial exploration and infection |

13:20 - 13:40 | Grant Lythe (University of Leeds), How many TCR clonotypes does a body maintain? |

13:40 - 14:00 | Bard Ermentrout (University of Pittsburgh), A model for the the inflammatory response to SARS-CoV-2 in the upper- and lower-respiratory tracts. |

14:00 - 14:20 | Sam Jamaleddine (McGill University), Investigating the effects of T cell avidity distributions on acute vs. chronic viral infection dynamics |

14:20 - 14:40 | Jürgen Reingruber (Institut de Biologie École Normale Supérieure), Monitoring and predicting the Covid-19 epidemic and its implications for hospitals |

Saturday December 5 | |

14:00 - 14:20 | Simon Girel (Université Côte d'Azur), Mathematical modeling of the CD8 T-cells immune response |

14:20 - 14:40 | Jacques Bélair (Université de Montréal), Waning immunity in a two-strain disease model |

14:40 - 15:00 | Eric Foxall (University of British Columbia), Bifurcation theory of well-mixed stochastic population models |

15:00 - 15:20 | Paul Francois (McGill University), Information in cytokine dynamics : robotic mapping and machine learning |

15:20 - 15:40 | Nathanael Hozé (Institut Pasteur), Assessing virus circulation levels in the context of high serological cross-reactivity: the case of Mayaro and Chikungunya virus |

15:40 - 16:00 | Johannes Textor (Radboud University Medical Center), A tipping point in cancer-immune dynamics leads to divergent immunotherapy responses and hampers biomarker discovery |

Sunday December 6 | |

14:00 - 14:20 | Arthur Sherman (National Institutes of Health), Clinical Insights from a Diabetes Progression Model |

14:20 - 14:40 | Anmar Khadra (McGill University), Excitable media in fish keratocytes model: Canard explosion, traveling waves and beyond |

14:40 - 15:00 | Thomas Hillen (University of Alberta), Non-local Models for Cellular Adhesion |

15:00 - 15:20 | Khoren Ponsin (McGill University), Mathematical Modeling of Cellular Phagocytosis During Embryogenesis of the Urogenital System |

15:20 - 15:40 | Lisanne Rens (TU Delft), Computational models for feedback between cell shape, cell signaling and extracellular matrix |

15:40 - 16:00 | Stephanie Portet (University of Manitoba), Intracellular transport driven by antagonistic motor proteins |

Monday December 7 | |

14:00 - 14:20 | Laurent Mackay (McGill University), Feedback onto cellular polarization from paxillin, implications for migrating cells. |

14:20 - 14:40 | Marc Roussel (University of Lethbridge), Dynamics-preserving model reduction using bipartite-graph representations of biochemical systems |

14:40 - 15:00 | Khanh Dao Duc (University of British Columbia), A study of stochastic dynamics of mRNA translation and their impact across biological scales |

15:00 - 15:20 | Brian Merchant (University of British Columbia), Using a Rho GTPase based model of cell polarization to explain group advantage in chemotaxis |

15:20 - 15:40 | Justin Tzou (Macquarie University), Localized patterns and narrow escape problems in more general geometries |

Tuesday December 8 | |

13:00 - 13:20 | John Rinzel (New York University), A neuronal model for learning to keep a rhythmic beat. |

13:20 - 13:40 | David Holcman (Institut de Biologie École Normale Supérieure) |

13:40 - 14:00 | Lawrence Oprea (McGill University), Simulation and analysis of white matter in a variably hypomyelinated transgenic mouse model |

14:00 - 14:20 | Charles S. Peskin (New York University – Courant), Interaction of Facilitation and Depression in Synaptic Transmission |

14:20 - 14:40 | Saeed Farjami (Univeristy of Surrey), Non-sequential Spike Adding in Cerebellar Stellate Cells |

14:40 - 15:00 | Igor Belykh (Georgia State University), When repulsive coupling promotes synchronization of bursting neurons |

15:00 - 15:20 | Romain Veltz (INRIA-Sophia Antipolis), Mean field study of stochastic spiking neural networks |

Nonlinear PDEs and kinetic problems | |

Org: Slim Ibrahim (Victoria) and Weiran Sun (SFU) | |

Friday December 4 | |

13:30 - 14:00 | Ricardo Alonso (Texas A&M University at Qatar, Qatar), Brief Intro to Dissipative Particle Systems and the role of self-similarity |

14:00 - 14:30 | Gong Chen (Fields Institute and University of Toronto, Canada), Long-time dynamics of the sine-Gordon equation |

14:30 - 15:00 | Zheng Chen (University of Massachusetts Dartmouth, US), Multiscale Convergence Properties for Spectral Approximation of a Model Kinetic Equation |

15:30 - 16:00 | Dayton Preissl (University of Victoria, Canada), The Hot, Magnetized Relativistic Maxwell Vlasov System |

19:00 - 19:30 | Hiroaki Kikuchi (Tsuda University, Japan), Existence of a ground state and blowup problem for a class of nonlinear Schr\"{o}dinger equations |

19:30 - 20:00 | Takafumi Akahori (Shizuoka University, Japan), Uniqueness of ground states for combined power-type nonlinear scalar field equations |

20:00 - 20:30 | Kai Koike (Kyoto University, Japan), Refined pointwise estimates for the solutions to a system of a 1D viscous compressible fluid and a moving point mass |

20:30 - 21:00 | Tong Yang (City University of Hong Kong, Hong Kong), Some recent progress on the Boltzmann equation without angular cutoff |

21:00 - 21:30 | I-Kun Chen (National Taiwan University, Taiwan), A Revisit of the Velocity Averaging Lemma: On the Regularity of Stationary Boltzmann Equation in a bounded Convex Domain |

Saturday December 5 | |

19:00 - 19:30 | Quyuan Lin (Texas A&M, US), The Inviscid Primitive Equations and the Effect of Rotation |

19:30 - 20:00 | Ikkei Shimizu (Kyoto University, Japan), Local well-posedness for the Landau-Lifshitz equation with helicity term |

20:00 - 20:30 | Yanxia Deng (Sun Yat-sen University), Global existence and singularity of the Hill’s type lunar problem |

20:30 - 21:00 | Yakine Bahri (University of Victoria, Canada), Self-similar blow-up profiles for slightly supercritical nonlinear Schrödinger equations |

21:00 - 21:30 | Razvan Fetecau (Simon Fraser University, Canada), Aggregation with intrinsic interactions on Riemannian manifolds |

21:30 - 22:00 | Shugo Yasuda (University of Hyogo, Japan), Numerical analysis of the instability and aggregation in a kinetic transport equation with internal state |

Operator algebras, (semi)groups, and dynamics | |

Org: Chris Bruce (Queen Mary University of London) and Marcelo Laca (Victoria) | |

Saturday December 5 | |

9:00 - 9:30 | Karen Strung (Czech Academy of Sciences), Constructions in minimal amenable dynamics and applications to classification of C*-algerbas. |

9:30 - 10:00 | Kristin Courtney (University of Münster), C*-structure on images of completely positive order zero maps |

10:00 - 10:30 | Jamie Gabe (University of Southern Denmark), Classification of embeddings |

10:30 - 11:00 | Aaron Tikuisis (University of Ottawa), Classification of embeddings II |

Monday December 7 | |

9:00 - 9:30 | Takuya Takeishi (Kyoto Institute of Technology), Partition functions as C*-dynamical invariants and actions of congruence monoids |

9:30 - 10:00 | Xin Li (University of Glasgow), K-theory for semigroup C*-algebras and partial crossed products |

10:00 - 10:30 | Nadia Larsen (University of Oslo), Equilibrium states on C*-algebras of right lcm monoids |

10:30 - 11:00 | Camila Fabre Sehnem (Victoria University of Wellington), Nuclearity for partial crossed products by exact discrete groups |

14:00 - 14:30 | Matthew Kennedy (University of Waterloo), Amenability, proximality and higher order syndeticity |

14:30 - 15:00 | Dilian Yang (University of Windsor), Zappa-Sz\'ep Actions of Groups on Product Systems |

15:00 - 15:30 | Elizabeth Gillaspy (University of Montana), Homotopy of product systems, and K-theory for higher-rank graphs |

15:30 - 16:00 | Anna Duwenig (University of Wollongong), Cartan subalgebras for non-principal twisted groupoid C*-algebras |

16:00 - 16:30 | Ben Hayes (University of Virginia), A random matrix approach to the Peterson-Thom conjecture |

16:30 - 17:00 | Tyrone Crisp (University of Maine), An imprimitivity theorem for Hilbert modules |

Tuesday December 8 | |

9:00 - 9:30 | Dan Ursu (University of Waterloo), Characterizing traces on crossed products of noncommutative C*-algebras |

9:30 - 10:00 | Hung-Chang Liao (University of Ottawa), Almost finiteness, comparison, and tracial Z-stability |

10:00 - 10:30 | Maria Grazia Viola (Lakehead University), Regularities properties of Cuntz-Pimsner algebras associated to C*-correspondences over commutative C*-algebras |

10:30 - 11:00 | Johannes Christensen (KU Leuven), A new approach to describing KMS states on $C^{*}$-algebras. |

11:00 - 11:30 | Kari Eifler (Texas A&M University), Non-local games and quantum metric spaces |

11:30 - 12:00 | Boyu Li (University of Victoria), The Zappa-Szép product of a Fell bundle by a groupoid |

Optimal Transport and Applications | |

Org: Jun Kitagawa (Michigan State) and Abbas Momeni (Carleton) | |

Saturday December 5 | |

14:00 - 14:30 | Robert McCann (University of Toronto), Inscribed radius bounds for lower Ricci bounded metric measure spaces with mean convex boundary |

14:30 - 15:00 | Luigi De Pascale (Università di Pisa), The relaxation of the Coulomb multi-marginal optimal transport cost and applications |

15:00 - 15:30 | Tongseok Lim (Purdue University), Geometry of interaction energy minimizers |

15:30 - 16:00 | Yash Jhaveri (Columbia University), On the (in)stability of the identity map in optimal transportation |

16:00 - 16:30 | Young-heon Kim (University of British Columbia), Optimal transport for dendritic structures |

16:30 - 17:00 | Seonghyeon Jeong (Michigan State University), Equivalence of the synthetic MTW conditions |

Sunday December 6 | |

14:00 - 14:30 | Alfred Galichon (New York University), Equilibrium transport with entropic regularization |

14:30 - 15:00 | Shuangjian Zhang (École normale supérieure, Paris), Wasserstein Control of Mirror Langevin Monte Carlo |

15:00 - 15:30 | Adrian Tudorascu (West Virginia University), ON THE CONVEXITY CONDITION FOR THE SEMI-GEOSTROPHIC SYSTEM |

15:30 - 16:00 | Farhan Abedin (Michigan State University), Exponential Convergence of Parabolic Optimal Transport on Bounded Domains |

16:00 - 16:30 | Katy Craig (University of California, Santa Barbara), A blob method for spatially inhomogeneous degenerate diffusion and applications to sampling and two layer neural networks. |

16:30 - 17:00 | René Cabrera (University of Massachusetts Amherst), The Monge-Kantorovich Optimal Transportation of Mass Problem on Rectifiable Continuous Paths |

Optimization and Data Science | |

Org: Michael Friedlander (University of British Columbia), Abraham P Punnen (Simon Fraser University) and Mohamed Tawhid (Thompson Rivers University) | |

Saturday December 5 | |

14:00 - 14:30 | Montaz Ali (University of the Witwatersrand), Convex Formulation for Planted Quasi-Clique Recovery |

14:30 - 15:00 | Courtney Paquette (McGill University), Halting Time is Predictable for Large Models: A Universality Property and Average-case Analysis |

15:00 - 15:30 | Zhaosong Lu (University of Minnesota), First-Order Augmented Lagrangian Methods for Convex Conic Programming |

15:30 - 16:00 | Yankai Cao (UBC), A Global Optimization Algorithm for Clustering Problems |

16:00 - 16:30 | Ibrahim Numanagić (University of Victoria), Optimization in Pharmacogenomics |

16:30 - 17:00 | Jabed Tomal and Jan Ciborowski (Thompson River University, University of Calgary), Detection of environmental thresholds by assessing discontinuities in slopes and variances via a Bayesian regression model |

Sunday December 6 | |

14:00 - 14:30 | Paula Fermín Cueto (University of Edinburgh), Machine learning and statistical methods for characterising and predicting capacity degradation of Li-ion cells |

14:30 - 15:00 | Gonçalo dos Reis (University of Edinburgh), State of Health for the capacity and internal resistance of Li-ion cells: A machine learning approach with knees and elbows |

15:00 - 15:30 | Lukasz Golab (University of Waterloo), Explanation Tables |

15:30 - 16:00 | Mark Schmidt (UBC), Faster Algorithms for Deep Learning? |

16:00 - 16:30 | Tamon Stephen (SFU), Minimal Cuts Set and Computing with Monotone Boolean Functions |

16:30 - 17:00 | Xuekui Zhang (University of Victoria), The Optimal Design of Clinical Trials with Potential Biomarker Effects, A Novel Computational Approach |

Monday December 7 | |

14:00 - 14:30 | Abdelmonem Ibrhaim (Alzahr University), Binary whale optimization algorithm for feature selection |

14:30 - 15:00 | Aleksandr Aravkin (University of Washington), A Robust Risk Score for Evaluating Evidence in Global Health |

15:00 - 15:30 | Warren Hare (UBC), Imaginary Derivative Free Optimization |

15:30 - 16:00 | Xiaoping Shi (Thompson River University), Graph-based change-point test |

16:00 - 16:30 | Thomas Humphries (University of Washington Bothell), Unrolled iterative algorithm for CT image reconstruction with learned penalty term |

16:30 - 17:00 | Monica Gabriela Cojocaru (University of Guelph), On Minty-variational inequalities and evolutionary stable states of generalized stable games |

Probability in Number Theory | |

Org: Louis-Pierre Arguin and Andrew Granville (Université de Montréal) | |

Friday December 4 | |

13:00 - 13:30 | Dimitris Koukoulopoulos (Montréal), How concentrated can the divisors of a typical integer be? |

13:30 - 14:00 | Emma Bailey (CUNY), Random matrices and $L$-functions: moments of moments, branching, and log-correlation |

14:00 - 14:30 | Suresh Eswarathasan (Dalhousie), Counting tangencies of nodal domains |

14:30 - 15:00 | Sacha Mangerel (CRM), Arrangements of Consecutive Values of Real Multiplicative Functions |

15:30 - 16:00 | Francesco Cellarosi (Queens), Rational Horocycle lifts and the tails of Quadratic Weyl sums |

16:00 - 16:30 | Aled Walker (CRM & Cambridge), Triple correlations of dilates squares modulo 1 |

Saturday December 5 | |

14:00 - 14:30 | Adam Harper (Warwick), Large fluctuations of random multiplicative functions |

14:30 - 15:00 | Claire Burrin (CRM), Higher moment formulas for discrete lattice orbits in the plane |

15:00 - 15:30 | Youness Lamzouri (Lorraine), Zeros of linear combinations of $L$-functions near the critical line |

15:30 - 16:00 | Vesselin Dimitrov (Toronto), Small algebraic points and random polynomials: a distributional parallel and some recent results |

16:00 - 16:30 | Asif Zaman (Toronto), Low moments of random power series |

16:30 - 17:00 | Brad Rodgers (Queens), The distribution of sums of two squares in short intervals |

Sunday December 6 | |

14:30 - 15:00 | Michel Pain (NYU), Extrema of branching random walks and log-correlated fields |

15:00 - 15:30 | Paul Bourgade (NYU), The Fyodorov-Hiary-Keating Conjecture |

15:30 - 16:00 | Maksym Radziwill (Caltech), Moments of the Riemann zeta function in tiny intervals |

16:00 - 16:30 | Yu-Ru Liu (Waterloo), Number of Prime Factors with a Given Multiplicity |

16:30 - 17:00 | Jean-Marie de Koninck (Laval), Consecutive integers divisible by a power of their largest prime factor |

Monday December 7 | |

14:00 - 14:30 | Winston Heap (Max Planck), Random multiplicative functions and a model for the Riemann zeta function |

14:30 - 15:00 | Ram Murty (Queens), An "all-purpose" Erdos-Kac theorem |

15:00 - 15:30 | Cameron Stewart (Waterloo), Counting solvable S-unit equations |

Recent Advances in Harmonic and Complex Analysis | |

Org: Ilia Binder (Toronto), Damir Kinzebulatov (Université Laval) and Javad Mashreghi (Université Laval) | |

Sunday December 6 | |

14:00 - 14:30 | Paul Gauthier (Université de Montréal), Asymptotic first boundary value problem for holomorphic functions of several complex variables |

14:30 - 15:00 | Galia Dafni (Concordia University), Extension domains for bmo |

15:00 - 15:30 | Ryan Gibara (Université Laval), Boundedness and continuity of rearrangements on spaces defined by mean oscillation |

15:30 - 16:00 | Adi Glucksam (University of Toronto), Computability of harmonic measures |

16:00 - 16:30 | Malik Younsi (University of Hawaii), Holomorphic motions, capacity and conformal welding |

16:30 - 17:00 | Alexander Brudnyi (University of Calgary), On nonlinear Runge approximation problems |

17:00 - 17:30 | Ludovick Bouthat (Université Laval), The norm of an infinite L-matrix |

17:30 - 18:00 | Wenbo Li (University of Toronto), Conformal dimension and minimality of stochastic objects |

18:00 - 18:30 | Frédéric Morneau-Guérin (Université TÉLUQ), La $\ast$-stabilité de l’espace pondéré des suites de carré sommable sur la somme directe de groupes abéliens finis |

Monday December 7 | |

14:00 - 14:30 | Thomas Ransford (Université Laval), A Gleason-Kahane-Żelazko theorem for reproducing kernel Hilbert spaces. |

14:30 - 15:00 | Almaz Butaev (University of Calgary), On geometric preduals of jet spaces on subsets of $\mathbb{R}^n$ |

15:00 - 15:30 | Pierre-Olivier Parisé (Université Laval), Cesàro summability of Taylor series in weighted Dirichlet spaces |

15:30 - 16:00 | Larissa Richards (University of Toronto), On the rate of convergence of discrete interfaces to SLE. |

16:00 - 16:30 | Ignacio Uriarte-Tuero (Michigan State University), Two weight norm inequalities for singular integrals in $\mathbb{R}^n$ |

16:30 - 17:00 | William Verreault (Université Laval), Nonlinear Oscillatory Expansions of holomorphic functions |

17:00 - 17:30 | James Wilson (University of Vermont), Discretization of adapted functions |

17:30 - 18:00 | Scott Rodney (Cape Breton University), Bounded Weak Solutions of Second Order Linear PDEs with Data in Orlicz Spaces |

18:00 - 18:30 | Jie Xiao (Memorial University), An optimal regularity for the planar $\bar{\partial}$-equation |

18:30 - 19:00 | Javad Mashreghi (Université Laval), Outer Functions and the Schur Class |

Spectral Methods and Singular Integral Equations | |

Org: Sheehan Olver (Imperial College London) and Richard Slevinsky (Manitoba) | |

Saturday December 5 | |

14:00 - 14:30 | Timon Gutleb (Imperial College London), Computing Equilibrium Measures with Power Law Kernels |

14:30 - 15:00 | Travis Askham (NJIT), Fast multipole methods for continuous charge distributions |

15:00 - 15:30 | Dan Fortunato (Harvard University), The ultraspherical spectral element method |

15:30 - 16:00 | Andrew Horning (Cornell University), Twice is enough for dangerous eigenvalues |

16:00 - 16:30 | Jim Bremer (UC Davis), A fast algorithm for simulating scattering from a radially symmetric potential |

16:30 - 17:00 | Nilima Nigam (Simon Fraser University), Steklov eigenfunctions: how and why to compute them |

Sunday December 6 | |

14:00 - 14:30 | Matthew Colbrook (Cambridge University), A Mathieu function boundary spectral method for acoustic scattering |

14:30 - 15:00 | Sheehan Olver (Imperial College London), Sparse spectral methods for singular integral and fractional differential equations |

15:00 - 15:30 | Manas Rachh (Flatiron Institute), Towards automatically adaptive solvers for Maxwell's equations in three dimensions |

15:30 - 16:00 | Richard Mikael Slevinsky (University of Manitoba), Fast associated classical orthogonal polynomial transforms |

16:00 - 16:30 | Alex Townsend (Cornell University), Computing the spectra of differential operators |

16:30 - 17:00 | Tom Trogdon (University of Washington), On arbitrary-precision enabled inverse scattering for the 1-dimensional Schr\"odinger operator |

Student Research Talks Session | |

Sunday December 6 | |

14:00 - 14:20 | Sourabhashis Das (University of Lethbridge) |

14:22 - 14:42 | William Verreault (Université Laval) |

14:44 - 15:04 | Alexis Langlois-Rémillard (Ghent University) |

15:06 - 15:26 | Benoît Corsini (McGill University) |

15:28 - 15:48 | Farzaneh Nikbakhtsarvestani (University of Manitoba) |

16:05 - 16:25 | David Stapleton (University of Amsterdam) |

16:27 - 16:47 | Maiko Serizawa (University of Ottawa) |

16:49 - 17:09 | Tingzhou Yu (University of Victoria) |

17:11 - 17:31 | Damanvir Binner (Simon Fraser University) |

17:33 - 17:53 | Antoine Poulin (McGill University) |

Symplectic Topology | |

Org: Octav Cornea and Egor Shelukhin (Université de Montréal) | |

Friday December 4 | |

13:00 - 13:40 | Zhang Jun (Montreal), Quantitative Lagrangian embeddings |

14:10 - 14:50 | Marcelo Atallah (Montreal), Hamiltonian no-torsion |

Saturday December 5 | |

14:00 - 14:40 | Ilia Kirillov (Toronto), Classification of coadjoint orbits for symplectomorphism groups of surfaces with boundary |

15:00 - 15:40 | Lara Suarez Lopez (Bochum), On the rigidity of Legendrian cobordisms |

16:00 - 16:40 | Jordan Payette (Montreal), Mean value inequalities for the Poisson bracket invariant |

Sunday December 6 | |

14:00 - 14:40 | Francisco Torres de Lizaur (Toronto), Knots and links in Beltrami fields |

15:00 - 15:40 | Dominique Rathel-Fournier (Montreal), Unobstructed Lagrangian cobordism groups of surfaces |

16:00 - 16:40 | Jean-Philippe Chassé (Montreal), The impact of metric constraints on the behavior of shadow metrics |

Tuesday December 8 | |

11:00 - 11:40 | Shira Tanny (Tel Aviv), The Poisson bracket invariant: elementary and hard approaches. |

11:50 - 12:30 | Cheng Yang (Toronto), Symplectic reduction and perturbation theory |

13:10 - 13:50 | Qun Wang (Toronto), Choreographies in the N-Vortex Problem |

14:00 - 14:40 | Xiudi Tang (Toronto), Symplectic ray removal |

15:30 - 16:10 | Pranav Chakravarthy (Western Ontario), Homotopy type of equivariant symplectomorphisms of rational ruled surfaces. |

The legacy of Mindstorms | |

Org: Andrijana Burazin (Toronto) and Peter Taylor (Queen's University) | |

Tuesday December 8 | |

13:00 - 13:20 | Peter Taylor (peter.taylor@queensu.ca), Let’s invite Seymour into our calculus classroom. |

13:20 - 13:40 | Alfonso Gracia-Saz (alfonso@math.toronto.edu), Playing with Desmos in the classroom |

13:40 - 14:00 | Andrew McEachern (andrewm6@yorku.ca), Tournaments in a Proofs Class |

14:00 - 14:20 | Bernardo Galvao-Sousa (beni@math.toronto.edu), Open ended modelling problems |

14:20 - 14:40 | Sarah Mayes-Tang (smt@math.toronto.edu), Using Stories to Learn Math in A First-Year Seminar |

14:40 - 15:00 | General Discussion |

Variational Analysis: Theory and Applications | |

Org: Heinz Bauschke (UBC), Walaa Moursi (Waterloo), Shawn Wang (UBC) and Henry Wolkowicz (Waterloo) | |

Friday December 4 | |

15:30 - 16:00 | Boris Mordukhovich (Wayne State), A Generalized Newton Method for Subgradient Systems |

16:00 - 16:30 | Walaa Moursi (Waterloo) |

Saturday December 5 | |

14:00 - 14:30 | Patrick Combettes (NCSU), Proximal Analysis of Deep Neural Networks |

14:30 - 15:00 | Minh Bui (NCSU), Multivariate Monotone Inclusions in Saddle Form |

15:00 - 15:30 | Hao Hu (Waterloo), Computing the Nearest Doubly Stochastic Matrix by a Newton-type Method |

16:00 - 16:30 | Mohamed Tawhid (TRU), Improved Salp Swarm Optimization Algorithm for Data Clustering |

16:30 - 17:00 | Salihah Alwadani (UBCO), Resolvents and Yosida approximations of displacement mappings of isometries |

Sunday December 6 | |

14:00 - 14:30 | Levent Tuncel (Waterloo), A journey from the theory of self-concordant functions and variable metrics to applications in convex optimization |

14:30 - 15:00 | Steve Vavasis (Waterloo), Nonlinear Conjugate Gradient for Convex Functions |

15:00 - 15:30 | Hristo Sendov (Western), A unified approach to operator monotone functions |

15:30 - 16:00 | Sedi Bartz (UM Lowell), Open questions in multi-marginal monotonicity and convex analysis |

16:00 - 16:30 | Tim Hoheisel (McGill), From perspective maps to epigraphical projections |

16:30 - 17:00 | Jane Ye (Victoria), Second-order optimality conditions for non-convex set-constrained optimization problems |

17:00 - 17:30 | Kimon Fountoulakis (Waterloo), p-Norm Flow Diffusion for Local Graph Clustering |