Combinatorics and Geometry Seminar
Combinatorics and Geometry Seminar
UW Combinatorics and Geometry Seminar meets in Padelford C-401 on Wednesdays. The pre-seminar is from 3:30-4:00pm and the main seminar is from 4:10-5:00pm.
Further details can be found at https://sites.math.washington.edu/~combinat/
Upcoming Events
Cordelia Li, University of Washington
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PDL C-401 and via Zoom Link: https://washington.zoom.us/j/91547335974
Cosmin Pohoata, Emory University
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PDL C-401 and via Zoom Link: https://washington.zoom.us/j/91547335974
Ilani Axelrod-Freed, Massachusetts Institute of Technology
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PDL C-401 and via Zoom Link: https://washington.zoom.us/j/91547335974
Past Events
- When is the probability of avoiding a graph super-exponentially small? (Rajko Nenadov, Google Zürich) -
- Helly type problems: topology, the cascade conjecture, and graph coloring (Gil Kalai, Hebrew University of Jerusalem, Reichman University, and NYU) -
- Combinatorial atlas for log-concave inequalities (Swee Hong Chan, University of California Los Angeles) -
- Bumpless pipe dreams encode Gröbner geometry of Schubert polynomials (Patricia Klein, University of Minnesota) -
- f*- and h*-vectors (Matthias Beck, San Francisco State University) -
- P-partition generating functions of naturally labeled posets (Ricky Liu, University of Washington) -
- Lorentzian polynomials on cones and the Heron-Rota-Welsh conjecture (Jonathan Leake, Technische Universität Berlin, Germany) -
- On discrete gradient vector fields and Laplacians of simplicial complexes (Andrew Tawfeek, Amherst College) -
- Morphisms, Minors, and Minimal Obstructions to Convexity of Neural Codes (Amzi Jeffs, University of Washington) -
- Many neighborly spheres (Isabella Novik, University of Washington) -
- On Schubert polynomials (Karola Mészáros, Cornell University) -
- Complex analysis meets combinatorics (Steffen Rohde, University of Washington) -
- An Efficient Algorithm for Deciding the Vanishing of Schubert Polynomial Coefficients (Colleen Robichaux, UIUC) -
- The equivariant Ehrhart theory of the permutahedron ( Mariel Supina, UC Berkeley) -
- An odd tale of permutation statistics (Angela Carnevale, National University of Ireland, Galway) -
- Type cones and products of simplices (Bennet Goeckner, University of Washington) -
- A structural Szemerédi–Trotter theorem for cartesian products (Adam Sheffer, CUNY) -
- Cubes, Codes, and Graphical Designs (Catherine Babecki, University of Washington) -
- Singular Hodge theory for combinatorial geometries ( Jacob Matherne, University of Oregon) -
- A Proof of Grünbaum's Lower Bound Conjecture for general polytopes, and strongly regular CW spheres (Lei Xue, University of Washington) -
- Decompositions of Ehrhart h*-Polynomials for Rational Polytopes (Andrés R. Vindas Meléndez, University of Kentucky ) -
- A categorification of the Malvenuto-Reutenauer algebra via a tower of groups (Farid Aliniaeifard, The University of British Columbia) -
- A Higher-Dimensional Sandpile Map (Alex McDonough, Brown University) -
- Empty axis-parallel boxes ( Boris Bukh, Carnegie Mellon University) -
- How to divide multiple cakes fairly using topology ( Shira Zerbib, Iowa State University) -
- Symmetry Adapted Gram Spectrahedra ( Isabelle Shankar, UC Berkeley) -
- The 1/3–2/3 Conjecture for Coxeter groups (Yibo Gao, Massachusetts Institute of Technology) -
- Cubical Pachner moves and bordisms of immersions (Gaku Liu, University of Washington) -
- Order Polynomial Product Formulas and Poset Dynamics (Sam Hopkins, University of Minnesota) -
- The space of monotone paths of a linear program (Jesús A. De Loera, University of California, Davis) -
- Polymatroids and finite groups (Ed Swartz, Cornell University) -
- Cohomology rings of regular nilpotent Hessenberg varieties and hyperplane arrangements (Satoshi Murai, Waseda University) -
- The topological Tverberg problem beyond prime powers (Florian Frick, Carnegie Mellon University) -
- Counting tripods on the torus (Jayadev Athreya, University of Washington) -
- Factorization problems in complex reflection groups (Alejandro Morales, University of Massachusetts, Amherst) -
- Ordered set partitions, Garsia-Procesi modules, and rank varieties (Sean Griffin, University of Washington) -
- Cycle type factorizations in $GL_n F_q$ (Graham Gordon, University of Washington) -
- Separable elements and splittings of Weyl groups (Christian Gaetz, Massachusetts Institute of Technology) -
- Combinatorics of the double-dimer model (Helen Jenne, University of Oregon) -
- Combinatorics of CAT(0) cubical complexes and crossing complexes (Rowan Rowlands, University of Washington) -
- Characterizing quotients of positroids (Anastasia Chavez, University of California, Davis) -
- Coding for sunflowers (Anup Rao, University of Washington) -
- Neural codes and the factor complex (Alexander Ruys de Perez, Texas A&M University) -
- Non-Eulerian Dehn-Sommerville relations (Lei Xue, University of Washington) -
- Measures on graphs and a Kazhdan’s theorem (Farbod Shokrieh, University of Washington) -
- The shape of a random pattern-avoiding permutation (Christopher Hoffman, University of Washington) -
- Embedding dimensions of convex codes (Amzi Jeffs, University of Washington) -
- A topological proof of the Shapiro-Shapiro Conjecture (Jake Levinson, University of Washington) -
- Signed tropical convexity (Georg Loho, London School of Economics and Political Science) -
- A Pieri rule for key polynomials (Danjoseph Quijada) -