Spring 2018

  • Meeting time: Thursday, 4:40PM-5:30PM (Vincent 301)
  • Organizers: Galen Dorpalen-Barry and Elizabeth Kelley. Website maintained by Elizabeth.
  • Past seminar archive: 2016-2017, 2015-2016.
  • UMN Combinatorics Seminar.
    Speaker Affiliation Title
    1/25 Christine Berkesch UMN Introduction to A-hypergeometric functions
    2/1 Elizabeth Kelley UMN Counting Distinct Subsequences in Randomly Generated Strings
    2/8 No Seminar
    2/15 Kaisa Taipale UMN Crash Course in Schbuert Calculus
    2/22 Eric Stucky UMN On Chains and Antichains
    3/1 Hanbaek Lyu Ohio State Double jump phase transition in the random soliton cellular automaton
    3/8 No seminar
    3/22 Sarah Brauner UMN A presentation of Specht modules using dual Garnir relations
    3/29 Sunita Chepuri UMN Superpotential in Mirror Symmetry for Grassmannians
    4/5 Owen Levin UMN Riffle shuffling with Markov chains on Hopf algebras
    4/12 Esther Banaian UMN A friezing walk in a mathematical zoo
    4/19 Philippe Nadeau U. Lyon 1 Basic notions about Koszul algebras
    4/26 Dongkwan Kim MIT Robinson-Schensted algorithm and its generalizations
    5/3 Darij Grinberg UMN The Diamond Lemma

    Fall 2017

    Speaker Affiliation Title
    9/14 Emine Yildirim UQAM Coxeter Transformations
    9/21 Elizabeth Kelley UMN Total Acquisition Number of the Randomly Weighted Path
    9/28 Steven Karp Michigan Total Positivity
    10/5 Pavlo Pylyavskyy UMN Schur log-concavity
    10/12 Galen Dorpalen-Barry UMN Hyperplane Arrangements via Matroids
    10/19 Ryan Coopergard UMN Gabriel's Theorem on Quiver Algebras
    10/26 Esther Banaian UMN Placing Quivers with Potential on a Triangulated Surface
    11/2 Hugh Thomas UQAM Rowmotion
    11/9 Eric Stucky UMN An Express Lane to the q,t-Catalan Numbers
    11/16 Michael Chmutov UMN Dual equivalence and related tableau combinatorics
    11/30 Sarah Brauner UMN A generalization of the free Lie algebra and its representations
    12/7 Nick Early UMN Some shuffle combinatorics for permutohedral cones
    12/14 Esther Banaian UMN Cluster Algebras: I'm a fan