Selected research papers

Other mathematical writing

  • Slides from my 2020 talk on order polynomial product formulas and poset dynamics at the University of Minnesota combinatorics seminar.
  • Slides from my 2019 talk on the coincidental down-degree expectations (CDE) phenomenon at the LaCIM combinatorics seminar.
  • Slides from my 2017 talk on root system chip-firing at the University of Minnesota combinatorics seminar.
  • Problems from the 2015 CMO-BIRS sandpile workshop.
  • Slides from my 2015 talk on fourientations and the Tutte polynomial at the Cornell probability seminar.
  • Notes from the 2015 AIM workshop on dynamical algebraic combinatorics.
  • Slides from my 2014 talk on bigraphical arrangements at FPSAC, Chicago.
  • RSK via local transformations. An expository article based on MIT combinatorics preseminar presentations of Alex Postnikov. 2014.
  • Problems from the 2013 AIM workshop on chip-firing.