Past Meetings
In 2021, two separate meeting were held, one with Illinois and Iowa, and the other with Illinois and Montana. The speakers and their titles are given below.
May 17, 2021
Times are in CENTRAL time
10:00-10:10 Felix Clemen (UIUC): Max cuts in triangle-free graphs
10:12-10:22 Anna Halfpap (UM): Supersaturation and stability for generalized Turán problems
10:24-10:34 Ramon Garcia (UIUC): Intersecting families of sets are typically trivial
10:36- 10:46 Patrick Kreitzberg (UM): Selection on $X_1 + X_2 + \cdots + X_m$ via Cartesian product trees
Break
11:00-11:10 Will Linz (UIUC): Short proofs of two results in extremal set theory
11:12-11:22 Jack Finlay (UM): Rainbow connectivity In randomly perturbed graphs
11:24-11:34 Bob Krueger (UIUC): Edge-colorings of $K_n$ where short paths have many colors
11:36- 11:46 Jose Martinez (UM): A brief introduction to the perfect matching polytope
Break
12:00-12:10 Yuzhou Wang (UIUC): Achieving a new upper bound for the determinant of sparse 0-1 matrices
12:12-12:22 Ryan Wood (UM): TBA
12:24-12:34 Yifan Jing (UIUC): Small measure expansions in groups
12:36- 12:46 Van Magnan (UM): Reflecting on bijective methods in lattice path problems
Break
1:00-1:10 Jaehyung Kim (UIUC): Kostka semigroups and generalized Dyck paths
1:12-1:22 Gidon Orelowitz (UIUC): The Kostka semigroup and its Hilbert basis
May 24, 2021
Times are in CENTRAL time
10:00-10:10 Daniel McGinnis (ISU): Line transversals for families of planar convex sets
10:12-10:22 Emily Heath (UIUC): Strengthening the Erdős-Szekeres theorem
10:24-10:34 Liz Sprangel (ISU): Rainbow matchings in hypergraphs
10:36- 10:46 Souktik Roy (UIUC): New bounds for Sidon sets
Break
11:00-11:10 Kyle Murphy (ISU): Generalized Turán Problems
11:12-11:22 Jack Finlay (UM): Rainbow connectivity in randomly perturbed graphs
11:24-11:34 Caroline Bang (ISU): Kempe Swaps
11:36- 11:46 Xujun Liu (UIUC): Solving secretary-type problems via a combinatorial method
Break
12:00-12:10 Carolyn Reinhart (ISU): Damage throttling for the game of Cops and Robbers
12:12-12:22 Grace McCourt (UIUC): Low diameter monochromatic covers of complete multipartite graphs
12:24-12:34 Jasmine Martin (ISU): Universal cycles as Eulerian circuits
12:36- 12:46 Cassie Murley (UIUC): Weighted Ramsey-Turán problems
Break
1:00-1:10 Letícia Mattos (IMPA): Asymmetric Ramsey properties of random graphs
1:12-1:22 Shiliang Gao (UIUC): Kostka semigroup and its Hilbert basis
1:24-1:34 David Brewster (UIUC): Coxeter groups and properness