2012 CMS Summer Meeting Regina Inn and Ramada Hotels (Regina~Saskatchewan), June 2 - 4, 2012 www.cms.math.ca//Events/summer12

Schedules - By Session

Detailed session schedules will be posted on the web site beginning in late October. 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.

The plenary and public lectures, registration, exhibits, social events, and coffee breaks are located at the Regina Inn. The scientific talks take place at the Regina Inn and the Ramada Hotel ("RH").

 Cluster Algebras and Related Topics Org: Ralf Schiffler (Connecticut) and Hugh Thomas (UNB) Saturday June 2  (Wascana A) 10:30 - 11:20 Kiyoshi Igusa (Brandeis), Distinguished triangles in continuous cluster categories. 14:00 - 14:50 Adam-Christian van Roosmalen (Regina), Cluster categories associated to new hereditary categories 16:15 - 16:55 Lucas David-Roesler (Connecticut), Representation theory using surfaces 17:00 - 17:40 Dylan Rupel (Oregon), Quantum Cluster Characters via Hall-Ringel Algebras Sunday June 3  (Wascana A) 8:00 - 8:50 Michael Gekhtman (Notre Dame), Cremmer-Gervais Cluster Algebras 9:00 - 9:50 Max Glick (Michigan), Singularity confinement for the pentagram map 14:00 - 14:50 Vasilisa Shramchenko (Sherbrooke), Cluster automorphisms 16:15 - 17:05 Gordana Todorov (Northeastern), Morphisms detemined by objects. Monday June 4  (Wascana A) 8:00 - 8:50 Kyungyong Lee (Wayne State), Positivity in rank 2 cluster algebras 9:00 - 9:50 Gregg Musiker (Minnesota), Graph theoretical formulas for certain periodic quivers 14:00 - 14:50 Ibrahim Assem (Sherbrooke), On the first Hochschild cohomology group of a cluster-tilted algebra 15:00 - 15:50 Juan Carlos Bustamante, Hochschild cohomology and the derived class of $m$-cluster tilted algebras of type $\mathbb{A}$ Combinatorics Org: Karen Meagher (Regina) and Marni Mishna (SFU) Saturday June 2  (Kenosee) 10:00 - 10:25 Brett Stevens (Carleton), Linear feedback shift registers and covering arrays 10:30 - 10:55 Amy Wiebe (SFU), Golay sequence and array pairs 11:00 - 11:25 Peter Dukes (Victoria), Intersections of Latin Squares 14:00 - 14:25 Michael Cavers (Calgary), Graphs with large distinguishing chromatic number 14:30 - 14:55 Robert Bailey (Regina), Metric dimension of distance-regular graphs: an update 16:15 - 16:40 Ortrud Oellermann (Winnipeg), The Average Connectivity of Graphs and Digraphs 16:45 - 17:10 Andrea Burgess (Ryerson), Cops and robbers on graphs based on designs Sunday June 3  (Kenosee) 8:00 - 8:25 Chris Godsil (Waterloo), Graphs, Polytopes, Quadrics 8:30 - 8:55 Ada Chan (York), Trivial Nomura algebra 9:00 - 9:25 Glenn Hurlbert (Arizona State), EKR on Graphs and Lattices 9:30 - 9:55 Alison Purdy (Regina), EKR-type results using the method of Ahlswede and Khachatrian 14:00 - 14:25 Ben Li (Manitoba), friendship 3-hypergraphs 14:30 - 14:55 Karen Meagher (Regina), Sperner partition systems 16:15 - 16:40 Penny Haxell (Waterloo), Packing and covering in $r$-partite hypergraphs 16:45 - 17:10 Karen Yeats (SFU), Feynman graphs and a chord diagram expansion 17:15 - 17:40 Angele Hamel (Laurier), A Generalized Anonymity Metric for Probabilistic Attacks Monday June 4  (Kenosee) 8:00 - 8:25 Chris Soteros (Saskatchewan), Self-Avoiding Polygon Models of Polymer Entanglements 8:30 - 8:55 Sophie Burrill (SFU), Combinatorics in arc diagrams: crossings, nestings and topology 9:00 - 9:25 Samuel Johnson (SFU), The exponential growth of restricted lattice paths 9:30 - 9:55 Marni Mishna (SFU), Towards generating random mammalian genomes 14:00 - 14:25 Mateja Sajna (Ottawa), On Sheehan's Conjecture for graphs with symmetry 14:30 - 14:55 Yi Cao (Alberta), DP-complete Problems Derived from Extremal NP-complete Properties 15:00 - 15:25 Joy Morris (Lethbridge), Structure of circulant graphs 15:30 - 15:55 Jessica McDonald (SFU), Average Degree in Graph Powers Complex Geometry and Related Fields Org: Tatyana Barron (Western) and Eric Schippers (Manitoba) Saturday June 2  (Aspen, Ramada) 10:00 - 10:25 Ajneet Dhillon (Western), Vector bundles with parabolic structure and algebraic stacks 10:30 - 10:55 Gordon Heier (Houston), On uniformly effective birationality and the Shafarevich Conjecture over curves 11:00 - 11:25 Vasilisa Shramchenko (Sherbrooke), Higher genus Weierstrass sigma-function 14:00 - 14:25 David Minda (Cincinnati), Hyperbolic geometry and conformal invariants. 14:30 - 14:55 Ken Stephenson (Tennessee), Quasiconformal Mappings via Circle Packing: a Conjecture 16:15 - 16:40 Bruce Gilligan (Regina), Holomorphic Reductions of Pseudoconvex Homogeneous Manifolds Sunday June 3  (Aspen, Ramada) 9:00 - 9:25 Oleg Ivrii (Harvard), Ghosts of the Mapping Class Group 9:30 - 9:55 Eric Schippers (Manitoba), A refined Teichmuller space of bordered surfaces 14:00 - 14:25 Nadya Askaripour (Inst. Henri Poincare), Poincare series map on open Riemann surfaces 14:30 - 14:55 Alexey Kokotov (Concordia), Polyhedral surfaces and determinant of Laplacian Computation of Analytical Operators in Applied and Industrial Mathematics Org: Peter Gibson (York) and Michael Lamoureux (Calgary) Sunday June 3  (Whitmore) 8:00 - 8:25 Peter Gibson (York), Identification of minimum phase preserving operators on the half line 8:30 - 8:55 Mohammad Tavalla (York), A study on weighted composition operators on unit disk 9:30 - 9:55 Fotini Labropulu (Regina), Non-Newtonian mixed convection flowon a vertical surface in the presence of a magnetic field 14:00 - 14:25 Chun-Hua Guo (Regina), Numerical solution of nonlinear matrix equations arising from Green's function calculations in nano research 14:30 - 14:55 Mike Haslam (York), Fast and Accurate Calculation of Acoustic Potentials with Application to Scattering from Periodically Rough Surfaces 16:15 - 16:40 Vladimir Zubov (Calgary), Mesh refining in data preprocessing for the seismic inversion problem 16:45 - 17:10 Artur P Sowa (Saskatchewan), Operators resulting from the Dirichlet series Monday June 4  (Whitmore) 8:00 - 8:25 Timur Akhunov (Calgary), On the Cauchy problem for the Airy type equations 8:30 - 8:55 Michael Lamoureux (Calgary), Generalized frames for computing differential operators 9:00 - 9:25 Shafiqul Islam (PEI), Computation of the Frobenius - Perron operator of dynamical systems Connections in Mathematics Education Org: Roberta La Haye (Mount Royal), Patrick Maidorn (Regina) and Kathy Nolan (Regina) Saturday June 2  (Wascana B) 10:00 - 10:25 Kathleen Nolan and J. Harley Weston (Regina), Connecting with Community: From Aboriginal Perspectives to Math on the Move 10:30 - 10:55 Alyson Worrall (Lethbridge), Incorporating Children’s Literature in the Mathematics Classroom 11:00 - 11:25 Carol Youck-Cousins and Donna Ell (Prairie Valley School Division and Miller Comprehensive HS), Puzzling it Out 14:00 - 14:25 Rick Seaman (Regina), Talking about Connections 14:30 - 14:55 Egan Chernoff (Saskatchewan), Solving equations: A make-work project for math teachers 16:15 - 16:40 Gale Russell (Saskatchewan), Mathematics Education through the Eyes of Two Worldviews – Possibility, Impacts, and Barriers 16:45 - 17:10 Roberta La Haye and Irene Naested (Mount Royal), Connecting Mathematics and Art in Elementary Education Contributed Papers Org: Edward Doolittle (First Nations University) and Fotini Labropulu (Regina) Saturday June 2  (Whitmore) 16:15 - 16:40 Vahid Anvari (Saskatchewan), System Dynamic Modeling of Chronic Wasting Disease 16:45 - 17:10 Mahshid Atapour (Saskatchewan), Enhancing the Learning of Business Mathematics/Statistics Using Customized Electronic-Learning Modules Free Probability Theory: New Developments and Applications Org: Serban Belinschi (Saskatchewan) and Benoît Collins (Ottawa) Saturday June 2  (Pine, Ramada) 10:00 - 10:25 Nadia Saad (Ottawa), Integration of Invariant Matrices and Applications to Statistics 10:30 - 10:55 Emily Redelmeier (Paris-Sud), Real Second-Order Freeness 11:00 - 11:25 James Mingo (Queen's), Fluctuations of Free Wigner Matrices 14:00 - 14:25 Victor Vinnikov (Ben Gurion; Israel), Noncommutative Functions and Their Regularity Properties 14:30 - 14:55 Mihai V. Popa (Queen's), Some Applications of Non-Commutative Functions in Free Analysis 16:15 - 16:40 Raj Rao Nadakuditi (Michigan), Numerical computation of convolutions in free probability 16:45 - 17:10 Jiun-Chau Wang (Saskatchewan), Questions around free Levy processes of the second kind Geometric Topology Org: Steve Boyer (UQAM), Ryan Budney (Victoria) and Dale Rolfsen (UBC) Saturday June 2  (Qu'Appelle) 10:00 - 10:40 Radu Cebanu (UQAM), Knots in lens spaces with $S^1\times S^2$ surgeries 10:45 - 11:25 Adam Clay (UQAM), Foliations of graph manifolds and left-orderability 16:15 - 16:55 Zsuzsanna Dancso (Toronto), Odd Khovanov homology via hyperplane arrangements 17:00 - 17:40 Mikael Pichot (McGill), Randomizing higher rank lattices Sunday June 3  (Qu'Appelle) 8:30 - 9:10 Tetsuya Ito (Tokyo; UBC), Open book foliation and incompressible surfaces 9:15 - 9:55 Ben Burton (Queensland), Regina in Regina: Adventures in computation with knots and 3-manifolds 14:00 - 14:40 William Jaco (Oklahoma State), Minimal triangulations of certain 3-manifolds 16:15 - 16:55 Liam Watson (UCLA), Heegaard Floer homology and the fundamental group 17:00 - 17:40 Tom Baird (Memorial), Moduli Spaces of Vector Bundles over a real curve. Monday June 4  (Qu'Appelle) 8:30 - 9:10 Eduardo Martinez-Pedroza (Memorial), Coherence and Negative Sectional Curvature in Complexes of Groups 9:15 - 9:55 David Krebes (Calgary), Units of the String Link Monoids Geometry and Topology of Lie Transformation Groups Org: Lisa Jeffrey (Toronto) and Liviu Mare (Regina) Sunday June 3  (Wascana B) 8:00 - 8:25 Oliver Goertsches (Hamburg), Equivariant cohomology of transverse actions and $K$-contact manifolds 8:30 - 8:55 Matthias Franz (Western), Equivariant cohomology, syzygies and orbit structure 9:00 - 9:25 Steven Rayan (Toronto), Constructions of co-Higgs bundles in higher dimensions 9:30 - 9:55 Jochen Kuttler (Alberta), Tensors of bounded rank are defined in bounded degree 14:00 - 14:25 Tom Baird (Memorial), GKM-sheaves and equivariant cohomology 14:30 - 14:55 Jonathan Fisher (Toronto), The Kirwan method in hyperk\"ahler geometry 16:15 - 16:40 Derek Krepski (McMaster), On symplectic toric orbifolds as quotients of a finite group action 16:45 - 17:10 David Li-Bland (Toronto), Colored moduli spaces of flat connections 17:15 - 17:40 Jacques Hurtubise (McGill), Flat bundles and Grassmann framings 17:45 - 18:10 Julianna Tymoczko (Smith College), Combinatorial tools for cohomological calculations Monday June 4  (Wascana B) 8:00 - 8:25 Peter Quast (Augsburg), The 'equator' of a symmetric space 8:30 - 8:55 Catalin Zara (Massachusetts Boston), Balanced Fiber Bundles and GKM Theory 9:00 - 9:25 Leonardo Mihalcea (Virginia Tech), Curve neighborhoods of Schubert varieties 14:00 - 14:25 Kathleen Smith (Toronto), Connectivity and Convexity Properties of the Moment Map for Group Actions on Hilbert Manifolds 14:30 - 14:55 Travis Li (Toronto), Construction of symplectic groupoids 15:00 - 15:25 Gregory D. Landweber (Bard College), Moduli spaces for off-shell supersymmetry 15:30 - 15:55 Liviu Mare (Regina), Nonabelian GKM Theory Harmonic Analysis and Operator Spaces Org: Yemon Choi and Ebrahim Samei (Saskatchewan) Saturday June 2  (Birch, Ramada) 10:00 - 10:25 Michael Brannan (Queen's), Representations of quantum group convolution algebras 10:30 - 10:55 Mehrdad Kalantar (Carleton), Harmonic Operators on LC Quantum Groups 11:00 - 11:25 Yemon Choi (Saskatchewan) 14:00 - 14:25 Mahmood Alaghmandan (Saskatchewan), Amenability properties for the centres of certain discrete group algebras 14:30 - 14:55 Fereidoun Ghahramani (Manitoba), Automorphisms and derivations of the $p$-Volterra algebras and $p$-weighted convolution algebras 16:15 - 16:40 Elcim Elgun (Waterloo), The Eberlein Compactification of Locally Compact Groups 16:45 - 17:10 Matthew Mazowita (Alberta), The weighted compactification of a group and topological centres Sunday June 3  (Birch, Ramada) 9:00 - 9:25 Nico Spronk (Waterloo), On the algebra generated by pure positive definite functions 9:30 - 9:55 Laura Marti Perez (Waterloo), A groupoid generalization of the map $\overline{L^2(H)}\otimes L^2(H) \to A(H)$. 14:00 - 14:25 Keith Taylor (Dalhousie), Groups with (essentially) one point duals 14:30 - 14:55 Mahya Ghandehari (Dalhousie), Matrix coefficients of unitary representations and projections in $L^1(G)$. 16:15 - 16:40 Yong Zhang (Manitoba), The invariant subspace property for F-algebras 16:45 - 17:10 Ben Willson (Windsor), A Hilbert space approach to approximate diagonals for locally compact quantum groups 17:15 - 17:40 Volker Runde (Alberta), Weighted Fig\`a-Talamanca--Herz algebras Homotopy Theory Org: Kristine Bauer (Calgary) and Marcy Robertson (Western) Saturday June 2  (Diefenbaker) 10:00 - 10:25 Don Stanley (Regina), Homotopy invariance of configuration spaces 10:30 - 10:55 Martin Frankland (Illinois - Urbana-Champaign), Non-realizable 2-stage $\Pi$-algebras 11:00 - 11:25 Hugo Rodriguez Ordonez (Universidad Autónoma de Aguascalientes), Dimensional restrictions upon counterexamples to Ganea's conjecture 14:00 - 14:25 Sean Tilson (Wayne State), Power Operations and the Kunneth Spectral Sequence 16:15 - 16:40 Keith Johnson (Dalhousie), Homogeneous integer valued polynomials and the stable homotopy of BU 16:45 - 17:10 Dorette Pronk (Dalhousie), Bredon Cohomology with Local Coefficients Sunday June 3  (Diefenbaker) 14:00 - 14:25 Simona Paoli (Leicester, UK), n-fold groupoids and n-types 14:30 - 14:55 Marcy Robertson (Western), On Topological Triangulated Orbit Categories 16:15 - 16:40 Phil Hackney (UC-Riverside), Homotopy theory of props 16:45 - 17:35 Julie Bergner (UC-Riverside), Homotopy operads as diagrams Monday June 4  (Diefenbaker) 9:00 - 9:50 Rick Jardine (Western), Cosimplicial spaces and cocycles 14:00 - 14:25 Parker Lowrey (Western), The derived motivic Hall algebra associated to a projective variety. 14:30 - 14:55 Dan Lior (Illinois - Urbana-Champaign), The use of labelled trees in the Goodwillie-Taylor tower of discrete modules 15:00 - 15:25 Brenda Johnson (Union College), Models for Taylor Polynomials of Functors 15:30 - 15:55 Michael Ching (Amherst College), A classification of Taylor towers Interactions Between Algebraic Geometry and Commutative Algebra Org: Susan Cooper (Central Michigan) and Sean Sather-Wagstaff (North Dakota State) Saturday June 2  (Maple, Ramada) 10:00 - 10:25 Brian Harbourne (Nebraska-Lincoln), Containments of symbolic powers in ordinary powers 10:30 - 10:55 Mike Janssen (Nebraska-Lincoln), Ideals of almost collinear points in $\mathbb{P}^2$ 11:00 - 11:25 Annika Denkert (Nebraska-Lincoln), Resurgence and related questions for two intersecting lines in $\mathbb{P}^2$ 14:00 - 14:25 Sandra Spiroff (Mississippi), The Vanishing of Invariants on Complete Intersections 14:30 - 14:55 Kristen Beck (Arizona), Depth and dimension for high syzygies 16:15 - 16:40 Luke Oeding (UC-Berkeley), The trifocal variety 16:45 - 17:10 Nathan Grieve (Queen's), Cup-product problems on an abelian variety 17:15 - 17:40 Enrico Carlini (Politecnico di Torino), Determining the Waring rank: special cases Sunday June 3  (Maple, Ramada) 8:00 - 8:25 Sara Faridi (Dalhousie), Monomial resolutions supported by simplicial trees 8:30 - 8:55 Andrew Hoefel (Queen's), Powers of edge ideals with linear resolutions 9:00 - 9:25 Jennifer Biermann (Lakehead), Balanced vertex decomposable simplicial complexes and their h-vectors 9:30 - 9:55 Melissa Lindsey (Indiana Wesleyan), Using lex-plus-powers ideals to maximize global Betti numbers 14:00 - 14:25 Chris Peterson (Colorado State), Linear algebra and the Tangent Bundle 14:30 - 14:55 Chris Francisco (Oklahoma State), Borel ideals and connections to discrete geometry 16:15 - 16:40 Stephen Sturgeon (Kentucky), Combinatorics of Boij-Soderberg Theory 16:45 - 17:10 Megan Patnott (Notre Dame), The $h$-vectors of arithmetically Gorenstein sets of points on a general sextic surface in $\mathbb{P}^3$ 17:15 - 17:40 Uwe Nagel (Kentucky), Gorenstein algebras presented by quadrics Number Theory Org: Mark Bauer (Calgary), Richard McIntosh (Regina) and Eric Roettger (Mount Royal) Saturday June 2  (Hillsdale) 10:00 - 10:25 Cameron Stewart (Waterloo), Well spaced integers generated by an infinite set of primes 10:30 - 10:55 Karl Dilcher (Dalhousie), Congruences for sums of reciprocals 11:00 - 11:25 Patrick Ingram (Colorado State), The arithmetic of Henon maps 14:00 - 14:25 Matthew Greenberg (Calgary) 14:30 - 14:55 Colin Weir (Calgary), Decomposing the Jacobians of Hermitian Curves 16:15 - 16:40 Dan Brown (Certicom), Cryptography in Diophantine Cloak 16:45 - 17:10 David Jao (Waterloo), Isogeny-based Cryptography 17:15 - 17:40 Michael Jacobson (Calgary), Tabulating Class Groups of Real Quadratic Fields Sunday June 3  (Hillsdale) 9:00 - 9:25 Hugh Williams (Calgary), Compact Representations of Certain Algebraic Integers 9:30 - 9:55 Keith Johnson (Dalhousie), Integer valued polynomials on noncommutative rings 14:00 - 14:25 Paul Buckingham (Alberta), Connecting homomorphisms associated to Tate sequences 14:30 - 14:55 Renate Scheidler (Calgary), Cubic Function Field Tabulation and 3-Ranks of Hyperelliptic Curves 16:15 - 16:40 Michael Bennett (UBC), A problem of Erdos and Graham revisited 16:45 - 17:10 Michael Coons (Waterloo), The rational-transcendental dichotomy of Mahler functions 17:15 - 17:40 Richard McIntosh (Regina), p-adic equations for power sums Operator Algebras Org: Martin Argerami, Juliana Erlijman and Remus Floricel (Regina) Saturday June 2  (Cedar, Ramada) 10:00 - 10:25 Laurent Marcoux (Waterloo), Almost invariant subspaces 10:30 - 10:55 Shawn McCann (Calgary), $C^*$-algebras Associated with Topological Group Quivers 11:00 - 11:25 Dilian Yang (Windsor), Type III von Neumann algebras associated with rank 2 graphs 14:00 - 14:25 Man-Duen Choi (Toronto), The Taming of the Shrew with Positive Linear Maps 14:30 - 14:55 Siri-Malén Høynes (Trondheim, Norway), Toeplitz dynamical systems and their K-theory 16:15 - 16:40 Andrew Dean (Lakehead), Classification of C*-dynamical systems 16:45 - 17:10 Eugeniu Spinu (Edmonton), Domination problem in the non-commutative setting Sunday June 3  (Cedar, Ramada) 9:00 - 9:25 Doug Farenick (Regina), Ando's numerical radius theorem revisited 9:30 - 9:55 Gilad Gour (Calgary), Closed formula for the relative entropy of entanglement 14:00 - 14:25 Berndt Brenken (Calgary), Universal C*-algebras of *-semigroups and the C*-algebra of a partial isometry 14:30 - 14:55 Ami Viselter (Alberta), Locally compact quantum groups and amenability 16:15 - 16:40 Heath Emerson (Victoria), Fredholm modules and boundaries of hyperbolic groups 16:45 - 17:10 Yasuhiko Sato (Kyoto), Strict comparison and Z-absorption of nuclear C*-algebras 17:15 - 17:40 Cristian Ivanescu (Grant MacEwan), A Krein-Milman type theorem for C*-algebras Perspectives in Mathematical Physics Org: Yvan Saint-Aubin and Luc Vinet (Montréal) Saturday June 2  (Glenelm) 10:00 - 10:25 Tiago Dinis da Fonseca (CRM), Higher spin 6-Vertex model and Macdonald polynomials 10:30 - 10:55 Daniel Gottesman (Perimeter Institute), Quantum Error Correction 11:00 - 11:25 Josh Lapan (McGill), Black Hole Greybody Factors and Monodromies 14:00 - 14:25 Patrick Desrosiers (Universidad de Talca), Beta-ensembles of random matrices 14:30 - 14:55 Stefan Mendez-Diez (Alberta), Elliptic curves, KR-theory and T-duality 16:15 - 16:40 Walid Abou Salem (Saskatchewan), Adiabatic evolution of coupled surface and internal waves 16:45 - 17:10 Robert Milson (Dalhousie), A Conjecture on Exceptional Orthogonal Polynomials 17:15 - 17:40 Sarah Post (CRM), Recent advances in the theory of superintegrable systems Sunday June 3  (Glenelm) 9:00 - 9:25 Alexi Morin-Duchesne (Montréal), Periodic loop models and extended XXZ Hamiltonians 9:30 - 9:55 Shunji Matsuura (McGill), Protected boundary states in gapless topological phases 14:00 - 14:25 Gabor Kunstatter (Winnipeg), Quantum mechanics on the discretized half-line 14:30 - 14:55 Marco Merkli (Memorial), Repeated Interaction Quantum Systems 16:15 - 16:40 Ferenc Balogh (Concordia), Reduction of planar orthogonality to non-hermitian orthogonality on contours 16:45 - 17:10 Manu Paranjape (Montréal), Solitons and instantons in an effective model of CP violation 17:15 - 17:40 Raymond Laflamme (Waterloo), Quantum Error Correction: from theory to practice Monday June 4  (Glenelm) 8:30 - 8:55 David Feder (Calgary), Graph Theory in Quantum Many-Body Physics 9:00 - 9:25 Vincent Bouchard (Alberta), The (un)reasonable effectiveness of string theory in mathematics Representation Theory of Groups, Lie Algebras, and Hopf Algebras Org: Allen Herman and Fernando Szechtman (Regina) Saturday June 2  (Cypress) 10:00 - 10:25 Gerald Cliff (Alberta), Representations of GL(n,R) and Sp(2n,R) where R is a p-adic field or a finite local ring 11:00 - 11:25 Gerhard Hiss (Aachen), On the Chevalley property of a finite-dimensional group algebra and its Drinfeld double 14:00 - 14:25 Nicolas Guay (Alberta), Coideal subalgebras of quantized enveloping algebras. 14:30 - 14:55 Anna Stokke (Winnipeg), Global crystal bases and $q$-Schur algebras 16:15 - 16:40 Leandro Cagliero (Cordoba), The classification of uniserial $\mathfrak{sl}(2)\ltimes V(m)$-modules and a new interpretation of the Racah-Wigner $6j$-symbol 16:45 - 17:10 Paolo Casati (Milan), Simple representations of simple Lie algebras remain Indecomposable restricted to some Abelian Subalgebras 17:15 - 17:40 Murray Bremner (Saskatchewan), The fundamental invariants of 3 x 3 x 3 arrays Sunday June 3  (Cypress) 8:30 - 8:55 Hader Elgendy (Saskatchewan), The universal Associative envelope of the anti-Jordan triple system of $n \times n$ matrices 9:00 - 9:25 Hubert de Guise (Lakehead), Some indecomposable representations in physics 9:30 - 9:55 Michael Lau (Laval), Representations of Twisted Forms 14:00 - 14:25 Sonia Natale (Cordoba), Extensions of tensor categories. 16:45 - 17:10 Rachael Quinlan (Galway), Characters of covering groups of elementary abelian 2-groups Monday June 4  (Cypress) 8:30 - 8:55 Ryan Vinroot (William and Mary), Semisimple symplectic characters of finite unitary groups 9:00 - 9:25 Michael Geline (Northern Illinois), Knörr lattices for elementary abelian $p$-groups 14:00 - 14:25 Mark Lewis (Kent State), Counting characters in blocks of solvable groups with abelian defect group 14:30 - 14:55 Xiangqian Guo (Zhengzhou), New irreducible modules for Virasoro algebra 15:00 - 15:25 Jose Pantoja (Valparaiso), Weil Representations of the groups $GL^*_{\epsilon}(2,A)$ and $SL^*_{\epsilon}(2,A)$ Total Positivity Org: Shaun Fallat (Regina) and Michael Gekhtman (Notre Dame) Saturday June 2  (Whitmore) 10:00 - 10:25 Alvaro Barreras (Zaragoza), Signed bidiagonal decompositions 10:30 - 11:20 Stephane Launois (Kent), Deleting derivations algorithm and TNN matrices 14:00 - 14:50 Shahla Nasserasr (Regina), TP$_k$ completion of partial matrices with one unspecified entry 16:15 - 16:40 Mahmoud Manjegani (Regina), Hadamard Powers of Totally Positive Matrices 16:45 - 17:10 Shaun Fallat (Regina), Rank Deficiency and Shadows in Totally Nonnegative Matrices