(*) Please note some talks are held on Zoom only.
|Jan 31||Christian Gaetz, Harvard University||1-skeleton posets of Bruhat interval polytopes|
|Feb 7 Zoom||William Norledge, Penn State University||Combinatorial Hopf Algebras and the Toric Variety of the Permutohedron|
|Feb 21 Zoom||Seunghun Lee, Binghamton University||Counting the number of order types with two convex layers|
|Feb 28||February break|
|Mar 7||Alejandro Morales, UMass Amherst||Juggling, refinements and symmetries for volumes of flow polytopes|
|Mar 14||Mario Sanchez, Cornell University||Valuations on Generalized Permutahedra|
|Apr 4||Spring break|
|Apr 18 Zoom||Jesse Selover, UMass Amherst||On the Newton Polytopes of Chromatic Symmetric Functions|
|Apr 25 Zoom||Christin Bibby, Lousiana State University||Matroid schemes and geometric posets|
|May 2 Zoom||Marcelo Aguiar, Cornell University||Descents for cones of a real hyperplane arrangement|
|May 9 Zoom||Saul Blanco, Indiana University||Lengths of Cycles in Generalized Pancake Graphs|
For the schedule of previous talks in this seminar: previous years, Fall 2010, Fall 2011, Fall 2012, Spring 2013, Fall 2013, Spring 2014, Fall 2014, Spring 2015, Fall 2015, Spring 2016, Fall 2016, Spring 2017, Fall 2017, Spring 2018, Fall 2018, Spring 2019, Fall 2019, Spring 2020, [the seminar did not meet in Fall 2020 or Spring 2021], Fall 2021.