2019 CMS Winter Meeting

Toronto, December 6 - 9, 2019

Detailed session schedules will be posted on the web site beginning in
late April. Once the schedules are made available to us by the
organizers, we will post them as quickly as possible. Please note that schedules are subject to change without notice. All scientific sessions will be held
at the Chelsea Hotel in Toronto.

- AI/Optimization/Finance
- Algebraic Geometry and Representation Theory
- Analytic Number Theory
- Applications of Mathematics in Health Research
- Chord Diagrams Everywhere
- Combinatorial Algebraic Geometry
- Commutative Algebra
- Complex Analysis and Operator Theory
- Computability Theory
- Convexity in Algebraic Geometry and Symplectic Geometry
- Establishing and Fostering a Mathematical Community Online
- Fractal Geometry, Analysis, and Applications
- Geometric Analysis and Mathematical Relativity
- Geometric Capacity Analysis
- Geometric Quantization: Old and New
- Graph Searching
- Infectious Disease Modeling and Dynamics
- Interplay between Discrete Geometry, Analysis and Combinatorics
- Logic
- Logic and Operator Algebras
- Mathematical Modeling in the Interface of Ecology, Epidemiology and Environment
- Modeling Population Dynamics: Applications and Recent Developments
- Operator Algebras
- Quantum Information on Graphs
- Recent advances in topological data analysis
- Special functions and their applications
- Stochastic Control Methods in Finance and Economics
- STUDC Research Session
- Symmetry in Dynamical Systems
- Teaching Strategies for Increasing Diversity in Math
- The Art of Mathematics
- Topology
- Variational Analysis: Theory and Applications

AI/Optimization/Finance | |

Org: Michael Chen and Hyejin Ku (York) | |

Saturday December 7 (Wren C) | |

8:00 - 8:30 | Michael Chen |

8:30 - 9:00 | Chengguo Weng (Waterloo), When Does The $1/N$ Rule Work? |

9:00 - 9:30 | Yonggan Zhao (Dalhousie), Option Pricing with Economic Regime Shifts |

9:30 - 10:00 | Adam Metzler (Wilfred), A General Framework for Modelling PD-LGD Correlation in Loan Portfolios (Some Interesting Observations) |

10:00 - 10:30 | George Lai (Wilfred), Asset price prediction by CNN+LSTM |

16:00 - 16:30 | David Saunders (Waterloo), Bounds on CVaR with given Marginals and Counterparty Credit Risk |

16:30 - 17:00 | Jie Xu (George Mason), Monte Carlo tree search with optimal computing budget allocation |

17:00 - 17:30 | Luis Seco (Toronto) |

17:30 - 18:00 | Roy Kwon (Toronto), Generalized risk parity portfolio optimization: An ADMM approach |

Algebraic Geometry and Representation Theory | |

Org: Lisa Jeffrey (Toronto) and Steven Rayan (Saskatchewan) | |

Saturday December 7 (Baker) | |

8:00 - 8:30 | Peter Crooks (Northeastern University), The cohomology rings of regular Hessenberg varieties |

8:30 - 9:00 | Jack Ding (University of Toronto), The Atiyah-Bott Localization Formula for $\Omega SU(2)$ |

9:00 - 9:30 | Iva Halacheva (Northeastern University), Branching in Schubert calculus |

9:30 - 10:00 | Ajneet Dhillon (University of Western Ontario), Essential Dimension of parabolic bundles. |

10:00 - 10:30 | Michael Groechenig (University of Toronto), Rigid representations of fundamental groups |

16:00 - 16:30 | Matej Penciak (Northeastern University), A spectral description of the spin Ruijsenaars-Schneider system. |

16:30 - 17:00 | Maxence Mayrand (University of Toronto), Kempf-Ness type theorems and Nahm’s equations |

17:00 - 17:30 | Jacques Hurtubise (McGill University), Connections and moduli of bundles. |

17:30 - 18:00 | Brent Pym (McGill University), Period domains for quantum planes |

Sunday December 8 (Baker) | |

8:00 - 8:30 | Elisheva Adina Gamse (University of Toronto), Vanishing theorems in the cohomology ring of the moduli space of parabolic vector bundles over a Riemann surface |

8:30 - 9:00 | Alex Weekes (University of British Columbia), Deformations of affine Grassmannian slices |

9:00 - 9:30 | Ruxandra Moraru (University of Waterloo), The Vafa-Witten equations and T-branes |

9:30 - 10:00 | Joel Kamnitzer (University of Toronto), BFN Springer theory |

10:00 - 10:30 | Jonathan Weitsman (Northeastern University), Enhanced symmetry in the semiclassical category and characters of loop groups |

Analytic Number Theory | |

Org: Yu-Ru Liu (Waterloo), Stanley Xiao (Toronto) and Asif Zaman (Toronto) | |

Saturday December 7 (Seymour) | |

8:00 - 8:20 | Ram Murty (Queen's University), THE PALEY GRAPH CONJECTURE AND DIOPHANTINE TUPLES |

8:30 - 8:50 | Habiba Kadiri (University of Lethbridge), Explicit results about primes in Chebotarev's density theorem |

9:00 - 9:20 | Anup Dixit (Queen's University), On Ihara's conjecture and primes in arithmetic progressions |

9:30 - 9:50 | Frank Thorne (University of South Carolina), Lower bounds on number fields with alternating Galois group |

10:00 - 10:20 | Matilde Lalin (Université de Montréal), Conjectures for moments of cubic twists of elliptic curves |

16:00 - 16:20 | Nathan Ng (University of Lethbridge), Moments of the zeta function and mean values of long Dirichlet polynomials |

16:25 - 16:45 | Sacha Mangerel (Centre de Recherches Mathématiques), Discrepancy Problems for Multiplicative Functions in Function Fields |

16:50 - 17:10 | John Friedlander (University of Toronto), Smooth values of Euler's function |

17:15 - 17:35 | Dimitris Koukoulopoulos (Université de Montréal), On the Duffin-Schaeffer conjecture |

17:40 - 18:10 | Siddhi Pathak (Pennsylvania State University), On transcendence of certain series |

18:10 - 18:30 | Aled Walker (Centre de Recherches Mathématiques / University of Cambridge), Diophantine inequalities and Gowers norms |

Sunday December 8 (Seymour) | |

8:00 - 8:20 | Angel Kumchev (Towson University), Two Theorems of Piatetski-Shapiro |

8:30 - 8:50 | Scott Parsell (West Chester University), The Hasse principle for diagonal forms restricted to lower-degree hypersurfaces |

9:00 - 9:20 | Sam Chow (University of Oxford / Warwick University), A Galois counting problem |

9:30 - 9:50 | Julia Brandes (Chalmers University) |

10:00 - 10:20 | Trevor Wooley (Purdue University / University of Bristol), A slice or two of a diagonal cubic: arithmetic stratification via the circle method |

16:00 - 16:20 | Karl Dilcher (Dalhousie University), Infinite products involving Dirichlet characters and cyclotomic polynomials |

16:25 - 16:45 | Jiuya Wang (Duke University), Bounding $\ell$-torsion in class groups of certain number fields |

16:50 - 17:10 | Vandita Patel (University of Manchester), A Galois property of even degree Bernoulli polynomials |

17:15 - 17:35 | Cameron Stewart (University of Waterloo), Sets generated by finite sets of algebraic numbers |

17:40 - 18:00 | Alia Hamieh (University of Northern British Columbia), Additive Twists of Fourier Coefficients of Hilbert Modular Forms |

18:05 - 18:25 | Erick Knight (University of Toronto), The $\zeta_3$-Pell Equation |

Monday December 9 (Seymour) | |

8:00 - 8:20 | Allysa Lumley (Centre de Recherches Mathématiques), Distribution of Values of L-functions over Function Fields |

8:30 - 8:50 | Amir Akbary (University of Lethbridge), On the moments of torsion points modulo primes |

9:00 - 9:20 | Arpita Kar (Queen's University), On the normal number of prime factors of shifts of the Euler totient function. |

9:30 - 9:50 | Paul Pollack (University of Georgia), The popularity of values of Euler's function |

10:00 - 10:20 | Greg Martin (University of British Columbia), The universal invariant profile of the multiplicative group |

Applications of Mathematics in Health Research | |

Org: Silvana Ilie and Kathleen Wilkie (Ryerson) | |

Monday December 9 (Rosetti C) | |

8:00 - 8:30 | Pradeep Kunwar (Ryerson University), Formation of HIV-1 capsids based on an extended Becker-Döring Model by stochastic self-assembly |

8:30 - 9:00 | Samaneh Gholami (Ryerson University), Simplifying Stochastic Discrete Models of Biochemical Networks |

9:00 - 9:30 | Na Yu (Ryerson University), Mathematical Modeling and Analysis of Dopaminergic Neurons |

9:30 - 10:00 | Maliha Ahmed (University of Waterloo), Model for a cortical circuit associated with childhood absence epilepsy |

10:00 - 10:30 | Hermann Eberl (University of Guelph), Challenges in the modeling of antibiotic effects on gut flora |

16:00 - 16:30 | Adam Stinchcombe (University of Toronto), Mathematical Modelling of Azacitidine Resistance in Myelodysplastic Syndrome Patients |

16:30 - 17:00 | Maryam Ghasemi (University of Waterloo), Computational investigation of influence of Quorum Sensing inhibition on biofilm growth and disinfection |

17:00 - 17:30 | Suzan Farhang Sardroodi (Ryerson University), Mathematical Model of Muscle wasting in cancer cachexia |

17:30 - 18:00 | Brydon Eastman (University of Waterloo), Contrasting Chemotherapy Schedules from Reinforcement Learning and Optimal Control |

Chord Diagrams Everywhere | |

Org: Marcel Golz and Karen Yeats (Waterloo) | |

Sunday December 8 (Wren A) | |

16:00 - 16:30 | Dror Bar-Natan (University of Toronto), Chord Diagrams, Knots, and Lie Algebras |

16:30 - 17:00 | Jo Ellis-Monaghan (Saint Michael's College), Generating Graph Dualities from Chord Diagrams |

17:00 - 17:30 | Max Alekseyev (George Washington University), Unlabeled Motzkin numbers |

17:30 - 18:00 | Christine Heitsch (Georgia Tech), Meanders and RNA Folding |

Monday December 9 (Wren A) | |

8:00 - 8:30 | Marcel Golz (University of Waterloo), Chord diagrams in perturbative quantum electrodynamics |

8:30 - 9:00 | Susama Agarwala (Johns Hopkins Applied Physics Laboratory), Chord Diagrams in N=4 SYM field theory |

9:00 - 9:30 | Michael Borinsky (Nikhef Amsterdam), Constrained graph counting |

9:30 - 10:00 | James Davies (University of Waterloo), Circle graphs are polynomially $\chi$-bounded |

10:00 - 10:30 | Rose McCarty (University of Waterloo), Vertex-Minors and Circle Graphs |

16:00 - 16:30 | Ali Mahmoud (University of Waterloo), On the Asymptotics of Connected Chord Diagrams |

16:30 - 17:00 | David Sankoff (University of Ottawa), Evolution in a cup |

17:00 - 17:30 | Nick Early (Perimeter Institute), From weakly separated collections to matroid subdivisions |

17:30 - 18:00 | Lukas Nabergall (University of Waterloo), Connectivity and terminal chords in chord diagrams |

Combinatorial Algebraic Geometry | |

Org: Jenna Rajchgot (Saskatchewan) and Matthew Satriano (Waterloo) | |

Saturday December 7 (Wren A) | |

8:30 - 9:00 | Colin Ingalls (Carleton), McKay graphs of pseudo reflection groups |

9:00 - 9:30 | Patricia Klein (Minnesota), Gröbner bases and the Cohen-Macaulay property of Li's double determinantal varieties |

9:30 - 10:00 | Kelly Jabbusch (University of Michigan, Dearborn), Toric surface codes of small dimension |

10:00 - 10:30 | Gregory G. Smith (Queen's), Smooth Hilbert schemes |

16:00 - 16:30 | Megumi Harada (McMaster), Filtrations and bases of the cohomology rings of regular nilpotent Hessenberg varieties |

16:30 - 17:00 | Laura Escobar (Washington University in St. Louis), Gröbner bases for symmetric determinantal ideals |

17:00 - 17:30 | Balazs Elek (Toronto), Quiver variety components and minuscule combinatorics |

17:30 - 18:00 | Ajneet Dhillon (Western), Root stacks and K-theory |

Sunday December 8 (Wren A) | |

8:00 - 8:30 | Yoav Len (Georgia Tech), Brill--Noether theory of Prym varieties |

8:30 - 9:00 | Sergio Da Silva (Manitoba), Understanding the Blow-up of a Subword Complex Along its Boundary |

9:00 - 9:30 | Brett Nasserden (Waterloo), Dynamics in combinatorial geometry |

9:30 - 10:00 | Colleen Robichaux (UIUC), Top degree of symmetric Grothendieck polynomials and Castelnuovo-Mumford regularity |

10:00 - 10:30 | Kevin Purbhoo (Waterloo), A new proof of the Shapiro-Shapiro conjecture |

Commutative Algebra | |

Org: Susan Cooper (Manitoba), Sara Faridi (Dalhousie) and Adam Van Tuyl (McMaster) | |

Saturday December 7 (Scott A) | |

8:00 - 8:30 | Chris Francisco (Oklahoma State University), Hilbert functions with a unique set of graded Betti numbers |

8:30 - 9:00 | Ben Richert (California Polytechnic), Computing Artinian Gorenstein $k$-algebras with the weak Lefschetz property and largest graded Betti numbers |

9:00 - 9:30 | Federico Galetto (Cleveland State University), Tangent schemes of determinantal varieties |

9:30 - 10:00 | Mayada Shahada (Dalhousie University), Simplicial Homology Splitting |

10:00 - 10:30 | Elena Guardo (Universita di Catania), Hilbert functions of schemes of double and reduced points |

16:00 - 16:30 | Rachel Diethorn (Syracuse University), Koszul homology of quotients by edge ideals |

16:30 - 17:00 | Miguel Paczka (Instituto Politécnico Nacional), The Regularity of Some Families of Circulant Graphs |

17:00 - 17:30 | Francesca Gandini (Kalamazoo College), Noether's degree bound in the exterior algebra |

17:30 - 18:00 | Ashwini Bhat (University of Oklahama), Generalized Borel ideals |

Sunday December 8 (Scott A) | |

8:00 - 8:30 | Claudia Miller (University of Syracuse), Resolutions for compressed Artinian algebras |

8:30 - 9:00 | Zach Flores (University of Kentucky), Macaulay Duals of Generic Hyperplane Arrangments |

9:00 - 9:30 | Sandra Spiroff (University of Mississippi), Ladder determinantal rings over normal domains |

9:30 - 10:00 | Ali Alilooee (Bradley University), j-MULTIPLICITY OF EDGE IDEALS |

10:00 - 10:30 | Neil Epstein (George Mason University), The space of graded Noether normalizations of a graded algebra |

16:00 - 16:30 | Graham Keiper (McMaster University), Decompositions of Toric Ideals of Finite Simple Graphs |

16:30 - 17:00 | Laura Ballard (University of Syracuse), Properties of the Toric Ring of a Chordal Bipartite Family of Graphs |

17:00 - 17:30 | Sergio Da Silva (University of Manitoba), Frobenius Splittings and the Desingularization of Hypersurfaces in Positive Characteristic |

17:30 - 18:00 | Jenna Rajchot (University of Saskatchewan), Geometric vertex decomposition and liaison |

Complex Analysis and Operator Theory | |

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

Sunday December 8 (Baker) | |

16:00 - 16:30 | Cheng Chu (Université Laval), Which de Branges-Rovnyak spaces have complete Nevanlinna-Pick property? |

16:30 - 17:00 | Ievgen Bilokopytov (Manitoba), Maximum modulus principle for multipliers |

17:00 - 17:30 | Mohammad Shirazi (Manitoba), Grunsky Operator and Inequality for Open Riemann Surfaces with Finite Borders |

17:30 - 18:00 | Isao Ishikawa (RIKEN), On the boundedness of composition operators on reproducing kernel Hilbert spaces with analytic positive definte functions |

Monday December 9 (Baker) | |

8:00 - 8:30 | Adi Glucksam (Toronto), Growth of measurably entire function and related questions |

8:30 - 9:00 | Paul Gauthier (Montréal), Universality, polynomial approximation and the Riemann Hypothesis |

9:00 - 9:30 | Richard Fournier (U de Montréal), On a polynomial inequality of Schur |

9:30 - 10:00 | Galia Dafni (Concordia), Extension and approximation for VMO on a domain |

10:00 - 10:40 | Alex Brudnyi (Calgary), TOWARD SOLUTION OF THE MULTIVARIATE CORONA PROBLEM |

16:00 - 16:30 | Igancio Uriarte-Tuero (Michigan State), Two weight norm inequalities for singular and fractional integral operators in $R^n$. |

16:30 - 17:00 | Eric Sawyer (McMaster), Two weight testing theory |

17:00 - 17:30 | Rasul Shafikov (Western Ontario), Polynomially and rationally convex embeddings |

17:30 - 18:00 | Thomas Bloom (University of Toronto), Asymptotic zero distribution of random orthogonal polynomials |

Schedule to be determined | |

Javad Mashreghi (Laval), Baker | |

Computability Theory | |

Org: Barbara Csima (Waterloo) and Antonio Montalban (The University of California, Berkeley) | |

Saturday December 7 (Rosetti B) | |

8:30 - 9:00 | Russell Miller (Queens College - City of University of New York), A Computability-Theoretic Proof of Lusin's Theorem |

9:00 - 9:30 | Rachael Alvir (University of Notre Dame), Scott Complexity and Finitely $\alpha$-generated Structures |

9:30 - 10:00 | Jun Le Goh (University of Wisconsin - Madison), Inseparable $\Pi^1_1$ sets |

10:00 - 10:30 | Jan Reimann (The Pennsylvania State University), Turing Degrees and Randomness for Continuous Measures |

16:00 - 16:30 | Denis Hirschfeldt (University of Chicago), A minimal pair in the generic degrees |

16:30 - 17:00 | Jack Yoon (University of Hawaii at Manoa), Reverse Mathematical Strength of Grätzer-Schmidt Theorem |

17:00 - 17:30 | Justin Miller (University of Notre Dame), Intrinsic Density and Intrinsically Small Sets |

17:30 - 18:00 | Chris Conidis (City University of New York - College of Staten Island), The combinatorics of minimal prime ideals in Noetherian rings |

Sunday December 8 (Rosetti B) | |

8:30 - 9:00 | Linda Westrick (Penn State), Completely determined Borel sets and measurability |

9:00 - 9:30 | Valentina Harizanov (George Washington University), Degrees of decidable and computable categoricity |

9:30 - 10:00 | Ludovic Patey (Institut Camille Jordan), SRT22 does not imply RT22 over omega-models |

10:00 - 10:30 | Reed Solomon (University of Connecticut), Relatively decidable theories |

16:00 - 16:30 | Theodore Slaman (University of California, Berkeley), The AE-theory of the Enumeration Degrees |

16:30 - 17:00 | Damir Dzhafarov (University of Connecticut), Reverse math and the game-theoretic framework |

17:00 - 17:30 | Paul-Elliot Angles d'Auriac, Infinite computations, randomness and genericity |

17:30 - 18:00 | David Belanger (Ghent University), A more uniform Friedberg-Muchnik theorem |

Monday December 9 (Rosetti B) | |

8:30 - 9:00 | Doug Cenzer (University of Florida), The Rate of Randomness Extraction |

9:00 - 9:30 | Noah Schweber, Realizability and computable structures |

9:30 - 10:00 | Dino Rossegger (University of Waterloo), Analytic complete equivalence relations and their degree spectra |

10:00 - 10:30 | Julia Knight (University of Notre Dame), Copying one of a pair of structures |

Convexity in Algebraic Geometry and Symplectic Geometry | |

Org: Kiumars Kaveh (University of Pittsburgh) and Sergio Da Silva (Manitoba) | |

Saturday December 7 (Carlyle B) | |

8:30 - 9:00 | Laura Escobar (Washington University in St.Louis), Matrix Schubert varieties with a view towards T-varieties |

9:00 - 9:30 | Ivan Soprunov (Cleveland state), Collections of lattice polytopes with a given mixed volume |

9:30 - 10:00 | Jenya Soprunova (Kent State), Lattice Size of Polytopes |

10:00 - 10:30 | Megumi Harada (McMaster), Spherical amoebas and spherical tropicalization |

16:00 - 16:30 | Martha Precup (Washington University in St.Louis), A generalization of the Springer resolution |

16:30 - 17:00 | Jenna Rajchgot (Saskatchewan), A combinatorial proof of the type A quiver component formula |

17:00 - 17:30 | Yael Karshon (Toronto), Bott Canonical Basis? |

17:30 - 18:00 | Askold Khovanskii (Toronto), Newton polyhedron and hypersurfaces in toric varieties |

Sunday December 8 (Carlyle B) | |

8:30 - 9:00 | Balazs Elek (Toronto), Pizzas and Richardson varieties |

9:00 - 9:30 | Matthew Satriano (Waterloo), Lifting Tropical Self-Intersections |

9:30 - 10:00 | Lisa Jeffrey (Toronto), The SU(2) commutator map and character varieties |

10:00 - 10:30 | Jeremy Lane (McMaster), Big toric charts on regular coadjoint orbits of compact Lie groups |

Establishing and Fostering a Mathematical Community Online | |

Org: Emily Braley (Harvard), Carmen Bruni (Waterloo) and Caroline Junkins (Harvard) | |

Saturday December 7 (Mountbatten Salon A) | |

8:30 - 9:00 | Emily Braley (Harvard), A community of practice within the CoMInDS project |

9:00 - 9:30 | Mike Pawliuk (University of Toronto - Mississauga), Using discussion boards in university math courses, small and large |

9:30 - 10:00 | Richard Dlin (TanenbaumCHAT), Reflections of Online Learning, From 3 Sides of the Fence |

10:00 - 10:30 | Haynes Miller (MIT), The Electronic Seminar on Mathematics Education: Creating an online community of educators |

16:00 - 16:30 | Rosa Cendros Araujo (Western), Online collaborative mind mapping for mathematics teacher education |

16:30 - 17:00 | Rebecca Noonan Heale (University of Utah), Is Anybody Out There? Strategies for Communication in Online Courses |

17:00 - 17:30 | Neha Gupta (Georgia Tech), Lessons Learnt- Challenges in Teaching a Hybrid (online \& in-person) Class |

Sunday December 8 (Mountbatten Salon A) | |

8:00 - 8:30 | Caroline Junkins (Harvard), The Math Fluency Initiative: an online summer program designed to build community alongside mathematical proficiency |

8:30 - 9:00 | Brian Forrest (University of Waterloo), Lessons Learned From Two Decades Teaching Online |

9:00 - 9:30 | Jennifer French (MIT), Lessons learned: An introvert's guide to establishing community in a MOOC forum |

9:30 - 10:00 | Robert Borgersen (University of Manitoba), From Flops To Fortunate And Flourishing: Expeditions to Facilitate Community Using Technology |

10:00 - 10:30 | Veselin Jungic (Simon Fraser University), The LMS Discussion Board: Instructor's Little Helper |

Fractal Geometry, Analysis, and Applications | |

Org: Herb Kunze (Guelph), Franklin Mendivil (Acadia) and József Vass (CAIS) | |

Sunday December 8 (Mountbatten Salon B) | |

8:30 - 9:00 | Herb Kunze (University of Guelph), Solving Inverse Problems using A Multiple Criteria Model with Collage Distance, Entropy, and Sparsity |

9:00 - 9:30 | Bertrand Duplantier (University of Paris-Saclay), Integral Means Spectrum for Schramm-Loewner Evolution |

9:30 - 10:00 | Kevin Hare (University of Waterloo), Entropy of Self-similar measures |

10:00 - 10:30 | Michel L. Lapidus (University of California, Riverside), An Introduction to Complex Fractal Dimensions |

16:00 - 16:30 | Jun Kigami (Kyoto University), Ahlfors regular conformal dimension of metric spaces and parabolic index of infinite graphs |

16:30 - 17:00 | Bernat Espigulé (University of Barcelona), Complex Trees: Structural Stability of Connected Self-similar Sets |

17:00 - 17:30 | Farzaneh Nikbakhtsarvestani (University of Manitoba), On the existence of a solution for a multi- singular integro-differential equation with integral boundary conditions |

17:30 - 18:00 | József Vass (CAIS), The Inverse Problem of Fractal Potentials |

Geometric Analysis and Mathematical Relativity | |

Org: Eric Bahuaud (Seattle University) and Eric Woolgar (University of Alberta) | |

Saturday December 7 (Scott B) | |

8:00 - 8:30 | Frédéric Rochon (Université du Québec à Montréal), Geometrically finite Poincaré-Einstein metrics |

8:30 - 9:00 | Mahdi Ammar (Ottawa), Polyhomogeneity of metrics compatible with a Lie structure at infinity along the Ricci flow |

9:00 - 9:30 | Christine Guenther (Pacific University), Convergence Stability of the Ricci Flow |

9:30 - 10:00 | Spyros Alexakis (Toronto) |

10:00 - 10:30 | Robert Haslhofer (Toronto), Ancient mean curvature flows and the mean convex neighborhood conjecture |

16:00 - 16:30 | Mohammad Ivaki (Toronto), Mean curvature flow with free boundary |

16:30 - 17:00 | Shubham Dwivedi (Waterloo), Flows of $\mathrm{G}_2$ structures. |

17:00 - 17:30 | Eric Chen (UCSB), Integral pinching for the Ricci flow on asymptotically flat manifolds |

17:30 - 18:00 | Ailana Fraser (University of British Columbia), Some results on higher eigenvalue optimization |

Sunday December 8 (Scott B) | |

8:00 - 8:30 | Marcus Khuri (SUNY Stony Brook), Geometric Inequalities for Quasi-Local Masses |

8:30 - 9:00 | Hari Kunduri (Memorial), Divergence identities for stationary vacuum black holes |

9:00 - 9:30 | Greg Galloway (Miami), Topology and singularities in cosmological spacetimes obeying the null energy condition |

9:30 - 10:00 | Graham Cox (Memorial University), Blowup solutions of Jang’s equation near a spacetime singularity |

10:00 - 10:30 | Robert McCann (Toronto), Entropic convexity and the Einstein equation for gravity |

16:00 - 16:30 | Jerome Vétois (McGill University), Blowing-up solutions to low-dimensional scalar curvature-type equations |

16:30 - 17:00 | Clemens Saemann (Toronto), An introduction to Lorentzian length spaces |

17:00 - 17:30 | Melanie Graf (University of Washington), Generalized cones as Lorentzian length spaces |

17:30 - 18:00 | Christian Ketterer (Toronto), RCD metric measure spaces with Alexandrov upper curvature bounds |

Geometric Capacity Analysis | |

Org: Liguang Liu (Renmin University of China) and Jie Xiao (Memorial) | |

Saturday December 7 (Rosetti A) | |

8:00 - 8:30 | Igor E. Verbitsky (University of Missouri), Classes of solutions to quasilinear elliptic equations with sub-natural growth terms |

8:30 - 9:00 | Guixiang Hong (Wuhan University), Pointwise convergence of noncommutative Fourier series |

9:00 - 9:30 | Ritva Hurri-Syrjäne (University of Helsinki), On the fractional capacity |

9:30 - 10:00 | Robert Jerrard (University of Toronto) |

10:00 - 10:30 | Damir Kinzebulatov (Université Laval), Heat kernel of fractional Laplacian with Hardy drift via desingularizing weights |

16:00 - 16:30 | Robert McCann (University of Toronto), Isodiametry and geometric variance bounds |

16:30 - 17:00 | Alina Stancu (Concordia University), A connection between two generalized Minkowski problems |

17:00 - 17:30 | Xiaomin Tang (Huzhou University), Schwarz lemma at the boundary on the classical domain of type IV |

17:30 - 18:00 | Liguang Liu (Renmin University of China), Restricting Riesz potentials |

Sunday December 8 (Rosetti A) | |

8:00 - 8:30 | Nguyen Cong Phuc (Louisiana State University), Characterizations of predual spaces to a class of Sobolev multiplier type spaces |

8:30 - 9:00 | Yuhua Sun (Nankai University), Global positive solution to a semi-linear parabolic equation with potential on Riemannian manifold |

9:00 - 9:30 | Jianfei Wang (Huaqiao University), The high order Schwarz-Pick estimates |

9:30 - 10:00 | Shihshu Walter Wei (University of Oklahoma), Generalized Harmonic Forms on Noncompact Manifolds and Their Applications |

10:00 - 10:30 | Deping Ye (Memorial University) |

16:00 - 16:30 | Xiao Zhong (University of Helsinki) |

16:30 - 17:00 | Jiazu Zhou (Southwest University), Sharp convex mixed Lorentz-Sobolev inequality |

17:00 - 17:30 | Ryan Gibara (Concordia University), Accessible parts of the boundary for domains in metric measure spaces |

Geometric Quantization: Old and New | |

Org: Mark Hamilton (Mount Alison University) and Yael Karshon (University of Toronto, Mississauga) | |

Sunday December 8 (Carlyle A) | |

16:00 - 16:30 | Jonathan Weitsman (Northeastern University), Towards a polarization-free quantization |

16:30 - 17:00 | Francois Ziegler (Georgia Southern University), Quantization, after Souriau |

17:00 - 18:00 | Panel Discussion |

Monday December 9 (Carlyle A) | |

8:30 - 9:00 | Alejandro Uribe (University of Michigan), Squeezed coherent states in complex polarizations |

9:00 - 9:30 | Tatyana Barron (University of Western Ontario), The twistor space of ${\mathbb{R}}^{4n}$ and Berezin-Toeplitz quantization. |

9:30 - 10:00 | Richard Cushman (University of Calgary), Bohr-Sommerfeld-Heisenberg quantization of the mathematical pendulum |

10:00 - 10:30 | Jedrzej Sniatycki (University of Calgary), Bohr-Sommerfeld Quantum System |

16:00 - 16:30 | Takahiko Yoshida (Meiji University), Adiabatic limits, Theta functions, and Geometric quantization |

16:30 - 17:00 | Hajime Fujita (Japan Women's University), A K-homology cycle via perturbation by Dirac operators along orbits |

17:00 - 17:30 | Jennifer Vaughan (University of Manitoba), A Brief Tour of Metaplectic-c Prequantization |

17:30 - 18:00 | Yucong Jiang (University of Toronto), Pairing maps in geometric quantization |

Graph Searching | |

Org: Anthony Bonato (Ryerson University), Stephen Finbow (St. Francis Xavier University) and Erin Meger (Ryerson University) | |

Sunday December 8 (Turner) | |

16:00 - 16:30 | Nancy Clarke (Acadia University), Cops and Robber with Decoys |

16:30 - 17:00 | Melissa Huggan (Ryerson University), Cops and Eternal Robbers |

17:00 - 17:30 | Daniel Moghbel (Ryerson), Improved Bounds for Burning Fence Graphs |

17:30 - 18:00 | Richard Nowakowski (Dalhousie University), The value of catching a falling robber |

Monday December 9 (Turner) | |

8:00 - 8:30 | Jane Breen (Ontario Tech University), Kemeny's constant and random walks on graphs |

8:30 - 9:00 | Margaret-Ellen Messinger (Mount Allison University), Dominating vertex covers: a searchlight problem |

9:00 - 9:30 | Bojan Mohar (Simon Fraser University), Cops and robbers in graphs of bounded degree |

Infectious Disease Modeling and Dynamics | |

Org: Jane Heffernan and Huaiping Zhu (York University) | |

Monday December 9 (BB33 Bistro) | |

8:00 - 8:30 | Junling Ma (University of Victoria), The disease threshold condition for SIS dynamics on a random contact network |

8:30 - 9:00 | David Dick (Western University), Modeling the evolution of HIV-1 across the within- and between-host scales |

9:00 - 9:30 | Jun Li (Xidian University), Complex dynamics and bifurcations of a synthetic drug model with psychosocial and environmental influence |

9:30 - 10:00 | Ashleigh Tuite (BlueDot), Using transmission models to understand the epidemiology of sexually transmitted infections in the United States |

10:00 - 10:30 | Safia Athar (York University), Decision making and dynamics changes during Influenza epidemic under Media effects |

16:00 - 16:30 | Guihong Fan (Columbus State University), Global stability and Hopf bifurcation in a tick population model with delays |

16:30 - 17:00 | Megan Greischar (University of Toronto), The elusive when \& why of synchrony in malaria infections |

17:00 - 17:30 | Chunhua Shan (University of Toledo), Periodic phenomena and driven mechanisms in transmission of West Nile virus with maturation time |

17:30 - 18:00 | Pei Yuan (York University), Dynamics complexity of generalist predatory mite and the pest leafhopper in tea plantation |

Interplay between Discrete Geometry, Analysis and Combinatorics | |

Org: Károly Bezdek (Calgary), Ted Bisztriczky (Calgary), Ferenc Fodor (Calgary and Szeged) and Asia Ivić Weiss (York) | |

Saturday December 7 (Stevenson) | |

8:00 - 8:30 | Karoly J. Boroczky (Renyi Institute and Central European University, Hungary), Reverse Minkowski and Alexandrov-Fenchel inequalities |

8:30 - 9:00 | Beatrice-Helen Vritsiou (University of Alberta), On Hadwiger's covering conjecture |

9:00 - 9:30 | Robert Dawson (St. Mary's University), Collision-Free Linkages |

9:30 - 10:00 | Jing Hao (Georgia Tech), Minimum distance of random linear codes |

10:00 - 10:30 | Gabriela Araujo (National University of Mexico (UNAM)), Circulant graphs and digraphs: Achromatic and diachromatic numbers and achromatic index |

16:00 - 16:30 | Deborah Oliveros (National University of Mexico (UNAM)), The geometry and combinatorics of discrete line segment hypergraphs |

16:30 - 17:00 | Egon Schulte (Northeastern University), The Regularity Radius of Delone Sets |

17:00 - 17:30 | Barry Monson (University of New Brunswick), More on Roli's Cube |

17:30 - 18:00 | Antonio Montero (York University), A family of regular hypertopes built from regular polytopes |

Sunday December 8 (Stevenson) | |

8:30 - 9:00 | Alexey Garber (University of Texas Rio Grande Valley), Five-dimensional parallelohedra |

9:00 - 9:30 | Wendy Finbow-Singh (St. Mary's University), Constructing Generically Rigid Frameworks |

9:30 - 10:00 | Nathan Robock (University of Calgary), r-convexity revisited |

16:00 - 16:30 | Amanda Montejano (National University of Mexico (UNAM)), Zero-sum subsequences in bounded-sum $\{-1, 1\}$-sequences |

16:30 - 17:00 | Braden Strachan (University of Calgary), Illumination number of the unconditionally symmetric 3-dimensional cap body of a ball |

17:00 - 17:30 | Ilya Ivanov (University of Calgary), Illumination number of the unconditionally symmetric 4-dimensional cap body of a ball |

17:30 - 18:00 | Karoly Bezdek (University of Calgary), From spherical to Euclidean illumination |

Logic | |

Org: Bradd Hart (McMaster) and Rahim Moosa (Waterloo) | |

Saturday December 7 (Duchess) | |

9:00 - 9:30 | Marcin Sabok (McGill), Measurable Hall's theorem for actions of abelian groups |

9:30 - 10:00 | Chris Kapulkin (Western), Internal languages of higher categories |

10:00 - 10:30 | Taboka Prince Chalebgwa (Fields), Algebraic values of certain transcendental functions |

16:00 - 16:30 | Ross Willard (Waterloo), Constraint Satisfaction Problem dichotomy update |

16:30 - 17:00 | Ilijas Farah (York), Reduced powers as ultrapowers |

17:00 - 17:30 | Margaret Thomas (Purdue), Definable topologies in o-minimal structures |

17:30 - 18:00 | Greg Cousins (McMaster), Some model theory of large fields |

Logic and Operator Algebras | |

Org: Ilijas Farah (York) and Bradd Hart (McMaster) | |

Sunday December 8 (James) | |

8:30 - 9:20 | Chris Schafhauser (Nebraska) |

9:30 - 10:20 | Ionut Chifan (Iowa) |

16:00 - 16:50 | Leonel Robert (Louisiana) |

17:00 - 17:50 | Ilan Hirshberg (Ben Gurion), Mean cohomological independence dimension and radius of comparison |

Monday December 9 (James) | |

8:30 - 9:00 | Se-Jin Kim (Waterloo), Some logical aspects of hyperrigidity and C*-envelopes of operator systems |

9:00 - 9:30 | Steven Lazzaro (McMaster) |

9:30 - 10:20 | Thomas Sinclair (Purdue) |

16:00 - 16:30 | Bruno de Mendonca Braga (York) |

16:30 - 17:30 | Aaron Tikuisis (Ottawa), Local-to-global tracial transfer of C*-algebra properties |

Mathematical Modeling in the Interface of Ecology, Epidemiology and Environment | |

Org: Mahnaz Alavinejad and Jianhong Wu (York University) | |

Saturday December 7 (Whistler) | |

8:00 - 8:30 | Raphael Ximenes (University Health Network), Development and calibration of a dynamic microsimulation of a disease history model for Zika virus (ZIKV) infection |

8:30 - 9:00 | Salah Uddin Khan (University of Guelph) |

9:00 - 9:30 | Qiuyi Su (York University), A stage-structured model to investigate persistence of pertussis |

9:30 - 10:00 | Vitali Vougalter (University of Toronto), Solvability of some integro-differential equations with anomalous diffusion in higher dimensions |

10:00 - 10:30 | Mark Lewis (University of Alberta), Estimation of spatiotemporal transmission dynamics and analysis of management scenarios for sea lice of farmed and wild salmon |

16:00 - 16:30 | Charmaine Dean (University of Waterloo), Spatiotemporal patterns and risk factors of Scarlet fever in Beijing based on a generalized additive modeling framework |

16:30 - 17:00 | Miroslava Cuperlovic-Culf (National Research Council of Canada), Quantification of the metabolic response of wheat to Fusarium Head Blight in changing climate |

17:00 - 17:30 | Kyeongah Nah (York University), Dynamical modeling of tick-borne encephalitis transmission with climate projection |

17:30 - 18:00 | Nazila Akhavan Kharazian (Distributed Compute Labs), Next-generation computing tools to accelerate research, discovery and innovation |

Sunday December 8 (Whistler) | |

8:00 - 8:30 | Marvin Hoti (Ryerson University), Local stability analysis on Lotka-Volterra predator-prey models with prey refuge and harvesting |

8:30 - 9:00 | Peter Harrington (University of Alberta), Probabilistic SI Disease Dynamics on a Finite Fixed Network |

9:00 - 9:30 | June Murley (University of Waterloo), Well-posedness of a coupled PDE model of High Intensity Focussed Ultrasound heating of biological tissue |

9:30 - 10:00 | Pouria Ramazi (University of Alberta), Predicting Infestations Using Machine Learning |

10:00 - 10:30 | Felicia Magpantay (Queen’s University), Challenges in modeling the transition period of childhood diseases from the pre-vaccine to vaccine era |

16:00 - 16:30 | Lia Humphrey (University of Guelph), Optimal shingles vaccine distribution under a multiyear vaccination program |

16:30 - 17:00 | Mahnaz Alavinejad (York University), Coupled Renewal Equations for Vector-Born Disease Transmission Outbreak Dynamics |

17:00 - 17:30 | Marco Tosato (York University), A Simple Spatial Model for Tick Dynamics Involving Diapause |

17:30 - 18:00 | Troy Day (Queen’s University), The Price Equation and Stochastic Evolutionary Epidemiology |

Modeling Population Dynamics: Applications and Recent Developments | |

Org: Kunquan Lan (Ryerson), Gunog Seo (Colgate University) and Gail S.K. Wolkowicz (McMaster) | |

Saturday December 7 (Monarchs) | |

8:00 - 8:30 | James Watmough (New Brunswick), A general settlement distribution for dispersal across patchy landscapes |

8:30 - 9:00 | Chiu-Ju Lin (McMaster), A Novel Delayed Logistic Equations with Decay-Consistent Delay in Growth |

9:00 - 9:30 | Gunog Seo (Colgate Univ., USA), A Predator-PreyModel with a Holling Type I Functional Response Including a Predator Mutual Interference |

9:30 - 10:00 | Robert Smith? (McMaster), Using non-smooth models to determine thresholds for microbial pest management |

10:00 - 10:30 | Xinzhi Liu (Waterloo), Bio-Inspired Coordination and Consensus of Multi-Agent Systems |

16:00 - 16:30 | Linda Wahl (Western Ontario), The lysis-lysogeny decision in variable environments |

16:30 - 17:00 | Jacques Belair (Montreal), Dynamics of a quail population with season-dependent reproduction rates |

17:00 - 17:30 | Ting-Hao Hsu (Univ. Miami, USA), Slow-Fast Systems and Regime Shifts |

17:30 - 18:00 | Pei Yu (Western), Study of Slow-Fast Motions Using Dynamical Systems Approach |

Sunday December 8 (Monarchs) | |

8:00 - 8:30 | Zhitao Zhang (Chinese Academy of Sciences, China), Hénon-Lane-Emden conjecture and related Schrödinger systems |

8:30 - 9:00 | Zhongwei Shen (Alberta), Transient dynamics in stochastic population models |

9:00 - 9:30 | Shirou Wang (Alberta), (De)synchronization for Markov random networks arising from Markov perturbations |

9:30 - 10:00 | Junping Shi (William & Mary, USA), Spectral Monotonicity of Perturbed Quasi-positive Matrices with Applications in Population Dynamics |

10:00 - 10:30 | Yingfei Yi (Alberta), A Mesoscopic Ergodic Theorem |

16:00 - 16:30 | Lin Wang (New Brunswick), Multitype bistability and long transients in a delayed budworm model |

16:30 - 17:00 | Hao Wang (Alberta), Multi-scale and qualitative analysis of a stoichiometric algae model in the absence or presence of bacteria |

17:00 - 17:30 | Xingfu Zou (Western), On some R-D models for the sterile insect release method |

17:30 - 18:00 | Huaiping Zhu (York), Local and global dynamics of models for mosquito-borne diseases |

Monday December 9 (Monarchs) | |

8:00 - 8:30 | Kunquan Lan (Ryerson), Parabolic boundary value problems and applications to population models with spatially varying growth rate and external forcing |

8:30 - 9:00 | Shigui Ruan (University of Miami), On a Network Model of Two Competitors with Applications to the Invasion and Competition of Aedes Albopictus and Aedes Aegypti Mo |

9:00 - 9:30 | Robert McCann (Toronto), When do interacting organisms gravitate to the vertices of a regular simplex? |

9:30 - 10:00 | Yuming Chen (Laurier), Dirichlet problem for a diffusive logistic population model with two delays |

10:00 - 10:30 | Hao Kang (Univ. Miami, USA), Nonlinear age-structured population models with nonlocal diffusion and nonlocal boundary conditions |

16:00 - 16:30 | Harry Gaebler (Guelph), Modeling Uranium Bioreduction by Multispecies Biofilms |

16:30 - 17:00 | Gail S. K. Wolkowicz (McMaster), Analysis of a Symplified Model of Anaerobic Digestion |

17:00 - 17:30 | Zhenyang Li (Honghe Univ. Mengzi, Yunnan, China), DYNAMICS OF MAPS WITH MEMORY |

17:30 - 18:00 | Wei Lin (Fudan, China) |

Operator Algebras | |

Org: Matthew Kennedy (Waterloo) and Paul Skoufranis (York) | |

Saturday December 7 (Wren B) | |

8:30 - 9:00 | Ken Davidson (University of Waterloo), Non-commutative Choquet theory |

9:00 - 9:30 | Dilian Yang (University of Windsor), The ideal structures of self-similar $k$-graph C*-algebras |

9:30 - 10:00 | Mikael Pichot (McGill University), A virtual action of a braid group |

10:00 - 10:30 | Guy Salomon (University of Waterloo), The mysterious connection between proximal actions and Poisson boundaries |

16:00 - 16:30 | James Mingo (Queen's University), Cyclic Groups and $R$-cyclic operators |

16:30 - 17:00 | Brent Nelson (Michigan State University), Free Stein Irregularity and Dimension |

17:00 - 17:30 | Ian Charlesworth (University of California, Berkeley), Combinatorics of the bi-free Segal-Bargmann transform |

17:30 - 18:00 | Raphael Clouatre (University of Manitoba), Non self-adjoint Exel--Loring approximations and residual finite-dimensionality |

Sunday December 8 (Wren B) | |

8:30 - 9:00 | Serban Belinschi (Institut de Mathematiques de Toulouse), Some regularity resuts for free convolutions of operator-valued distributions |

9:00 - 9:30 | Georgios Katsimpas (York University), Bi-Free Entropy with respect to Completely Positive Maps |

9:30 - 10:00 | Nicholas Manor (University of Waterloo), Exactness vs C*-exactness for certain non-discrete groups |

10:00 - 10:30 | Maria Grazia Viola (Lakehead University), Regularity properties of Cuntz-Pimsner algebras |

Quantum Information on Graphs | |

Org: Ada Chan (York), Christino Tamon (Clarkson) and Hanmeng Zhan (Montréal) | |

Saturday December 7 (Rosetti C) | |

8:30 - 9:00 | Luc Vinet (Université de Montréal), Entanglement in Free Fermionic Systems |

9:00 - 9:30 | Mark Kempton (Brigham Young University), Pretty Good Quantum Fractional Revival in Paths |

9:30 - 10:00 | Whitney Drazen (Northeastern University), Fractional Cospectrality |

10:00 - 10:30 | Sarah Plosker (Brandon University), Quantum Information on Complex Hadamard Diagonalizable Graphs |

16:00 - 16:30 | Qiuting (Tina) Chen (University of Waterloo), Pair State Transfer |

16:30 - 17:00 | Sabrina Lato (University of Waterloo), Quantum Walks on Oriented Graphs |

17:00 - 17:30 | Xiaohong Zhang (University of Manitoba), Laplacian state transfer on weighted paths |

17:30 - 18:00 | Christopher Van Bommel (University of Waterloo), Quantum Walks, State Transfer, and Modified Paths |

Sunday December 8 (Rosetti C) | |

8:30 - 9:00 | Chi-Kwong Li (The College of William & Mary), Quantum channels, and operator system parameters |

9:00 - 9:30 | Tom Wong (Creighton University), Searching the Complete Bipartite Graph using Coined and Lackadaisical Quantum Walks |

9:30 - 10:00 | Hanmeng Zhan (Université de Montréal), Discrete quantum walks on Cayley graphs |

10:00 - 10:30 | Rebekah Herrman (University of Memphis), Continuous-time quantum walks on dynamic graphs |

16:00 - 16:30 | Mariia Sobchuk (University of Waterloo), Quantum independence and chromatic numbers |

16:30 - 17:00 | Natalie Mullin, Uniform Mixing in Association Schemes |

17:00 - 17:30 | Krystal Guo (Université de Montréal), Traces of average mixing matrices |

17:30 - 18:00 | Chris Godsil (University of Waterloo), Average states of quantum walks |

Recent advances in topological data analysis | |

Org: Kristine Bauer (Calgary), Leland McInnes (Tutte Institute) and Colin Weir (Tutte Institute) | |

Saturday December 7 (BB33 Bistro) | |

8:30 - 9:00 | Rick Jardine (Western University), Persistent homotopy theory |

9:00 - 9:30 | Elizabeth Munch (Michigan State University), Featurization of Persistence Diagrams using Template Functions for Machine Learning Tasks |

9:30 - 10:00 | Justin Curry (SUNY Albany), Counting Embedded Spheres with the Same Persistence |

10:00 - 10:30 | Jose Perea (Michigan State University), Topological dimensionality reduction |

16:00 - 16:30 | Amit Patel (Colorado State University), Möbius Inversions and Persistent Homology |

16:30 - 17:00 | Giseon Heo (University of Alberta), Diagnosis of Pediatric Obstructive Sleep Apnea via Face Classification with Persistent Homology and Convolutional Neural Network |

17:00 - 17:30 | Peter Bubenik (University of Florida), Distances and angles for topological data analysis |

17:30 - 18:00 | Tanya Schmah (University of Ottawa), Comparing the UMAP and CkNN graph constructions |

Special functions and their applications | |

Org: Alexey Kuznetsov (York University) and Nasser Saad (University of Prince Edward Island) | |

Sunday December 8 (Duchess) | |

8:00 - 8:30 | Karl Dilcher (Dalhousie University), Solutions of certain polynomial Diophantine equations |

8:30 - 9:00 | John Campbell (York University), New techniques for evaluating series involving squared central binomial coefficients and harmonic-type numbers |

9:00 - 9:30 | Alexey Kuznetsov (York University), Generalising Lagrange inversion theorem |

9:30 - 10:00 | Richard McIntosh (University of Regina), On the Universal Mock Theta Function $g_2$ and Zwegers' $\mu$-function |

10:00 - 10:30 | Michael Rubinstein (University of Waterloo), Asymptotics of divisor sums in short intervals, and a Painleve V equation |

16:00 - 16:30 | Mourad Ismail (University of Central Florida), Turning point theory for q-difference equations |

16:30 - 17:00 | Alexandru Nica (University of Waterloo), A central limit theorem for the star-generators of the infinite symmetric group |

17:00 - 17:30 | Luc Vinet (Universite de Montreal), Generalized Heun operators |

17:30 - 18:00 | Robert Milson (Dalhousie University), Toward the classification of Exceptional Orthogonal Polynomials |

Stochastic Control Methods in Finance and Economics | |

Org: Abel Cadenillas (Alberta) and Bin Zou (University of Connecticut) | |

Sunday December 8 (BB33 Bistro) | |

8:00 - 8:30 | Christoph Frei (University of Alberta), Digital Currencies: the Tradeoff between Efficiency and Trust |

8:30 - 9:00 | Abel Cadenillas (University of Alberta), The Optimal Control of Government Stabilization Funds |

9:00 - 9:30 | Oleksii Mostovyi (University of Connecticut), Stability of the Indirect Utility Process |

9:30 - 10:00 | Alexander Schied (University of Waterloo), A central bank strategy for defending a currency target zone |

10:00 - 10:30 | Jinniao Qiu (University of Calgary), Optimal Liquidation in Target Zone Models and Neumann Problem with Singular Terminal Condition |

16:00 - 16:30 | Ryan Donnelly (King’s College London), Effort Expenditure for Cash Flow in a Mean-Field Equilibrium |

16:30 - 17:00 | Peter Lakner (New York University), High Frequency Asymptotics for the Limit Order Book |

17:00 - 17:30 | Anne MacKay (Université du Québec à Montréal), Constrained portfolio optimization in variable annuities |

17:30 - 18:00 | Dena Firoozi (University of Toronto), Electronic Trading, Reinforcement Learning, and Mean-Field Games |

STUDC Research Session | |

Saturday December 7 (Turner) | |

8:30 - 9:00 | Pierre-Olivier Parisé (Université de Laval), On rank-one unitary perturbations of the shift operator over a de Branges-Rovnyak space |

9:00 - 9:30 | Ramsha Khan (McMaster University), A Variational Data Assimilation Scheme for Prediction of Ocean Bathymetry from Surface Waves |

9:30 - 10:00 | Tessa Reimer (University of Manitoba), Properties of Symbolic Powers of Ideals |

10:00 - 10:30 | Pritpal Matharu (McMaster University), Optimal Closures in a Simple Model for Turbulent Flows |

16:00 - 16:30 | Kyle Bryenton (University of Prince Edward Island), Exactly Solvable Anharmonic Potentials with Variable Bumps and Depths |

16:30 - 17:00 | Adilbek Kairzhan (McMaster University), Orbital instability of standing waves for NLS equation on star graphs |

17:00 - 17:30 | Shen Quanli (University of Lethbridge), The fourth moment of quadratic Dirichlet L-functions |

Symmetry in Dynamical Systems | |

Org: Tanya Schmah (University of Ottawa) and Cristina Stoica (Wilfrid Laurier University) | |

Sunday December 8 (Wren C) | |

8:00 - 8:30 | Roy H. Goodman (New Jersey Institute of Technology), Instability of Leapfrogging Vortex Pairs |

8:30 - 9:00 | Casey Johnson (Claremont Graduate University), Spectrum of different Stieltjes star graphs |

9:00 - 9:30 | Yuri Latushkin (University of Missouri, Columbia), The Maslov index and the spectrum of differential operators |

9:30 - 10:00 | Michael Ward (University of British Columbia), The Slow Dynamics of Spot Patterns for Reaction-Diffusion Systems on the Sphere |

10:00 - 10:30 | Mark Levi (Penn State), Gaussian curvature and spinning tops |

16:00 - 16:30 | Stephen Anco (Brock University), Symmetry multi-reduction method for partial differential equations with c onservation laws |

16:30 - 17:00 | George Patrick (University of Saskatchewan), Geometric mechanics and the lump dynamics of the $CP^1$ sigma model on the sphere. |

17:00 - 17:30 | Alexey F. Shevyakov (University of Saskatchewan), Symbolic computation of symmetries and first integrals in dynamical systems |

17:30 - 18:00 | Manuele Santoprete (Wilfrid Laurier University), On the Relationship between Two Notions of Compatibility for Bi-Hamiltonian Systems |

Teaching Strategies for Increasing Diversity in Math | |

Org: Nnenna Asidianya, Cindy Blois and Sarah Mayes-Tang (University of Toronto) | |

Sunday December 8 (Carlyle B) | |

16:00 - 16:30 | Rebecca Noonan Heale (University of Utah), The Impact of Course Design on Students’ Mathematics Pathway |

16:30 - 17:00 | Gavin LaRose (University of Michigan), Systemic Strategies for Increasing Inclusive Teaching |

17:00 - 17:30 | Amenda Chow (York University), Mathematically-Inspired Experiments in Math Courses |

17:30 - 18:00 | Lauren DeDieu (University of Calgary), Collaborative Learning in Tertiary Mathematics Classrooms |

Monday December 9 (Carlyle B) | |

8:30 - 9:00 | Xinli Wang (University of Toronto Mississauga), EduTech Tools for Mathematics Teaching |

9:00 - 9:30 | Kseniya Garaschuk (University of the Fraser Valley), Mathematical storytelling |

9:30 - 10:00 | Ed Doolittle (First Nations University) |

10:00 - 10:30 | Fok-Shuen Leung (University of British Columbia), The dog and the tail |

16:00 - 16:30 | Shay Fuchs (University of Toronto), Making Active Learning in Large Enrollment Classes Work |

16:30 - 17:00 | Chester Weatherby (Wilfrid Laurier University), Informed pedagogical choices: surveying the Canadian (math) landscape and altering our teaching |

The Art of Mathematics | |

Org: Amenda Chow and Andrew McEachern (York) | |

This session is about the interplay between mathematics and the arts. There is a strong presence in the mathematics community (for example, the Bridges organization and ArtSci Salon) about the connection between these seemingly two unrelated fields, and the result is an emergence of creative and exciting approaches for conducting research and teaching in mathematics. | |

Saturday December 7 (Carlyle A) | |

8:30 - 9:00 | Rebecca Carter and Peter Taylor (Queen's University), The Art of Story-Telling |

9:00 - 9:30 | Susan Gerofsky (University of British Columbia), Integrating mathematics and the arts in secondary mathematics teacher education |

9:30 - 10:00 | Benoit Charbonneau (University of Waterloo), A very large and heavy display of 4d geometry |

10:00 - 10:30 | Gerda deVries (University of Alberta), Making Mathematics with Needle and Thread |

16:00 - 16:30 | Hongmei Zhu (York University), Art of Symmetry |

16:30 - 17:00 | Sarah Plosker (Brandon University), Beadwork as a method of teaching linear algebra |

17:00 - 17:30 | Camelia Karimianpour (University of Toronto), The sound of group actions |

17:30 - 18:00 | Amanda Garcia and Giuseppe Sellaroli (University of Waterloo), Comics for Undergraduate Mathematics |

Sunday December 8 (Carlyle A) | |

8:30 - 9:00 | Parker Glynn-Adey (University of Toronto), Geometry, Models, and Inquiry |

9:00 - 9:30 | Craig Kaplan (University of Waterloo), Mathematical animated GIFs |

9:30 - 10:00 | Stephen Morris (University of Toronto), Art, outreach and pattern formation |

10:00 - 10:30 | Skye Griffith (Queens), A Curated Life of Art and Mathematics |

Topology | |

Org: Hans Boden (McMaster) and Duncan McCoy (UQAM) | |

Saturday December 7 (Gerrard) | |

8:00 - 8:30 | Kate Poirier (City University New York), Fatgraphs for string topology and polytopes for V-infinity algebras |

8:30 - 9:00 | Dan Christensen (Western University), No set of spaces detects isomorphisms in the homotopy category |

9:00 - 9:30 | Niny Arcila Maya (University of British Columbia), Decomposition of Topological Azumaya Algebras |

9:30 - 10:00 | Homayun Karimi (McMaster University), The Jones-Krushkal polynomial and minimal diagrams of surface links |

10:00 - 10:30 | Doug Park (University of Waterloo), Geography of simply connected symplectic 4-manifolds |

16:00 - 16:30 | Dror Bar-Natan (University of Toronto), Geography vs. Identity |

16:30 - 17:00 | Patricia Cahn (Smith College), Knot Invariants from Branched Covers of $S^4$ |

17:00 - 17:30 | Gabriel Islambouli (University of Waterloo), 4-Manifolds and the Pants Complex |

17:30 - 18:00 | Maggie Miller (Princeton University), Concordance of light bulbs |

18:00 - 18:30 | Ina Petkova (Dartmouth College), Bordered Heegaard Floer homology over Z |

Sunday December 8 (Gerrard) | |

8:00 - 8:30 | Biji Wong (Université du Québec à Montréal), Twisted Mazur Pattern Satellite Knots and Bordered Floer Theory |

8:30 - 9:00 | Virginie Charette (University of Sherbrooke), Crooked surfaces in the Einstein Universe |

9:00 - 9:30 | Adam Sikora (University at Buffalo), Coordinates for webs in surfaces and their application to SL3-representations of surface groups and their quantization |

9:30 - 10:00 | Katherine Raoux (Michigan State), Knot Floer Homology and Relative Adjunction Inequalities |

10:00 - 10:30 | Liam Watson (University of British Columbia), Mutation in Khovanov homology |

16:00 - 16:30 | Bill Menasco (University of Buffalo), Origamis and coherently intersecting filling pairs of curves on a surface (preliminary report) |

16:30 - 17:00 | Cagatay Kutluhan (University at Buffalo), An invariant of contact structures in dimension 3 from open books |

17:00 - 17:30 | Tyrone Ghaswala (University of Manitoba), Infinite-type surfaces and the arcs that survive |

17:30 - 18:00 | Ian Hambleton (McMaster University), Rank conditions for finite group actions on 4-manifolds |

Monday December 9 (Gerrard) | |

8:30 - 9:00 | Rick Jardine (Western University), Homotopy theories of diagrams |

9:00 - 9:30 | Will Rushworth (McMaster University), Ascent concordance |

9:30 - 10:00 | Adam Clay (University of Manitoba), Creating actions on the line from actions on the circle |

10:00 - 10:30 | Robin Gaudreau (University of Toronto), Concordance for framed and twisted virtual knots |

Variational Analysis: Theory and Applications | |

Org: Heinz Bauschke (UBC), Hristo Sendov (Western) and Shawn Wang (UBC) | |

Saturday December 7 (James) | |

8:00 - 8:30 | Heinz Bauschke (University of British Columbia Kelowna), On the minimal displacement vector and a recent question by Simons on the Gossez operator |

8:30 - 9:00 | Ruben Campoy Garcia (University of Massachusetts Lowell), Computing the resolvent of the sum of maximally monotone operators with the averaged alternating modified reflections algorithm |

9:00 - 9:30 | Levent Tuncel (University of Waterloo), Primal-dual algorithms for hyperbolic programming problems |

9:30 - 10:00 | Hao Hu (University of Waterloo), Facial reduction for symmetry reduced semidefinite programs |

10:00 - 10:30 | Javier Pena (Carnegie Mellon), The condition number of a function relative to a set |

16:00 - 16:30 | Yaoling Yu (University of Waterloo), Least Squares Estimation of Weakly Convex Functions |

16:30 - 17:00 | Henry Wolkowicz (University of Waterloo), Hard Combinatorial Problems, Doubly Nonnegative Relaxations, Facial Reduction, and Alternating Direction Method of Multipliers |

17:00 - 17:30 | Hui Ouyang (UBC Okanagan), On the convergence of circumcentered isometry methods |

17:30 - 18:00 | Hristo Sendov (University Western Ontario), A unified approach to spectral and isotropic functions |