University of Minnesota Combinatorics Seminar
2015 - 2016
- This is an archived site. The 2016 - 2017 website is (for now) located here. Vic Reiner usually has an updated link here.
- Seminar meets on Fridays 3:35–4:25 in room 570 of Vincent Hall.
- Seminar announcement list sign-up.
- Organizers: Pavlo Pylyavskyy and Mike Chmutov. Website maintained by Mike Chmutov.
- Past seminar archive.
- Student Combinatorics Seminar.
Date | Speaker | Affiliation | Title |
---|---|---|---|
Fall 2015 | |||
Aug. 26, 2015 unusual day Wed. unusual place VinH 313 before classes start |
Benjamin Young | UOregon | Bijective proof of Macdonald's Reduced Word Identity |
Aug. 28, 2015 before classes start |
Benjamin Young | UOregon | Dimer combinatorics in enumerative geometry |
Sept. 18, 2015 | Travis Scrimshaw | UMN | Mathematical Physics Via Combinatorics: Crystal Theory |
Sept. 25, 2015 | José Samper | UW Seattle | Relaxations of the matroid axioms |
Oct. 2, 2015 | Ivan Losev | Northeastern | Cacti and cells |
Oct. 9, 2015 | Oliver Pechenik | UIUC | Puzzles and Equivariant K-theory of Grassmannians |
Oct. 16, 2015 | Rinat Kedem | UIUC | Quantum Q systems and degenerate/generalized Macdonald theory |
Oct. 23, 2015 | Darij Grinberg | MIT | Refined dual stable Grothendieck polynomials |
Oct. 30, 2015 | Panupong Vichitkunakorn | UIUC | Combinatorial solutions to T-systems with principal coefficients |
Nov. 6, 2015 | Tri Lai unusual time 2:30 |
IMA | Proof of a conjecture of Kenyon and Wilson about semicontiguous minors |
Evgeny Smirnov | HSE, Moscow | Schubert calculus and Gelfand-Zetlin polytopes | |
Nov. 13, 2015 | Emily Barnard | NCSU | Coxeter-biCatalan combinatorics |
Nov. 20, 2015 | Max Glick | UMN | Y-meshes and generalized pentagram maps |
Nov. 27, 2015 | No seminar | ||
Dec. 4, 2015 | Christopher Fraser | Michigan | Grassmannian cluster algebras and webs |
Dec. 10, 2015 unusual day Thu. unusual place VinH 1 unusual time 4:40-5:30 |
Patricia Hersh | NCSU | From the weak Bruhat order to crystal graphs as posets |
Dec. 11, 2015 | Miriam Farber | MIT | Weak Separation, Pure Domains and Cluster Distance |
Spring 2016 | |||
Jan. 29, 2016 | Peter Webb unusual time 4:40 |
UMN | Combinatorial restrictions on the AR quiver of a triangulated category |
Feb. 5, 2016 | Jang Soo Kim | SKKU | On $q$-integrals over order polytopes |
Feb. 12, 2016 | Khrystyna Serhiyenko | UC Berkeley | On minimal length maximal green sequences |
Feb. 19, 2016 | Anton Mellit unusual time 2:30 |
SISSA, Trieste | Symmetric functions associated to Dyck paths and the shuffle conjecture |
Jessica Striker | NDSU | Resonance in orbits of plane partitions and increasing tableaux | |
Feb. 26, 2016 | Abdelmalek Abdesselam | UVA | On the combinatorics of the Hermite-Hadamard-Howe-Brion map |
Mar. 4, 2016 | Hannah Vogel | Uni Graz | The Scott map on polygon tilings |
Mar. 11, 2016 | Ranjan Rohatgi | Indiana | Enumeration of lozenge tilings of staircase regions |
Mar. 18, 2016 | No Seminar | ||
Mar. 25, 2016 | Takeshi Ikeda | Okayama | On double Grothendieck polynomials of classical types |
Apr. 1, 2016 | Ben Salisbury | CMU | Crystal structure of certain PBW bases |
Apr. 8, 2016 | Ivan Marin | Univ. of Amiens, France | Artin groups and Yokonuma-Hecke algebras |
Apr. 15, 2016 | No Seminar | ||
Apr. 22, 2016 | Peter Tingley | Loyola | Elementary construction of Lusztig's canonical basis in finite type |
Apr. 29, 2016 | Sara Billey | UW Seattle | Enumeration of Parabolic Double Cosets for Coxeter Groups |
May. 6, 2016 | David Jekel | UCLA | Layer-stripping and Harmonic Continuation on Electrical Networks |
Summer 2016 | |||
Jun. 7, 2016 unusual day Tue. |
Yadira Valdivieso-Díaz | UNMP, Argentina | Triangulations and quivers with potentials |
Jun. 9, 2016 unusual day Thu. |
Viviane Pons | Université Paris Sud | Permutrees |
Jul. 19, 2016 | Jang Soo Kim unusual day Tue. unusual time 10:00 unusual place VinH 113 |
SKKU | On the f-vectors of Gelfand-Cetlin polytopes |
Yuval Roichman unusual day Tue. unusual time 11:15 unusual place VinH 113 |
Bar-Ilan Univ., Israel | Schur-positivity and geometric grid classes of permutations |