The Combinatorics Seminar

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Directions to the department.

Organizers: Laura Anderson, Christopher Hanusa, and Thomas Zaslavsky.

• Tuesday, September 13
  Speaker: Christopher Hanusa (Binghamton)
  Title: Matrix Types and Operations Arising in Matching Theory
  Time: 4:15 - 5:15
  Room: LN-2205
• Tuesday, September 20 (joint with the Algebra Seminar)
  Speaker: Thomas Zaslavsky
  Title: Algebra of Tutte Functions
  Time: 2:50 - 3:50 (Note unusual time.)
  Room: LN-2205
• Tuesday, September 27
  Speaker: Christopher Hanusa (Binghamton)
  Title: A Gessel-Viennot-Type Method for Counting Disjoint Unions of Cycles in a Graph
  Time: 4:15 - 5:15
  Room: LN-2205
• Tuesday, October 11
  Speaker: Lucas Rusnak (Binghamton)
  Title: Transpedances and Kirchhoff's Laws in (Di)graphs
  Time: 4:15 - 5:15
  Room: LN-2205
• Tuesday, October 25
  Speaker: Curtis Greene (Haverford)
  Title: Words Avoiding a Reflexive Acyclic Relation
  Time: 4:15 - 5:15
  Room: LN-2205
• Tuesday, November 1
  Speaker: Cilanne Boulet (Cornell)
  Title: A Combinatorial Rogers-Ramanujan Proof
  Time: 4:15 - 5:15
  Room: LN-2205
• Tuesday, November 15
  Speaker: Kristin Camenga (Cornell)
  Title: Angle Sums on Polytopal Complexes
  Time: 4:15 - 5:15
  Room: LN-2205
• Tuesday, November 22
  Postponed to November 29.
• Tuesday, November 29 (Postponed from November 22)
  Speaker: Drew Armstrong (Cornell)
  Title: Catalan Combinatorics of Finite Coxeter Groups
  Time: 4:15 - 5:15
  Room: LN-2205
• Thursday, December 1, in the Geometry and Topology Seminar
  Speaker: Martin Kassabov (Cornell)
  Title: Finite simple groups and expander graphs
  Time: 2:50 - 3:50
• Thursday, December 1 (Colloquium)
  Speaker: Sinai Robins (Temple)
  Title: Integer Linear Programming with the Use of Differentiable Dedekind Sums
  Time: 4:30 - 5:30
  Room: LN-2205
• Tuesday, December 6
  Speaker: Matthias Beck (San Francisco State Univ.)
  Title: Cyclotomic Polytopes and Growth Series of Cyclotomic Lattices
  Time: 4:15 - 5:15
  Room: LN-2205
• Tuesday, December 13
  Speaker: Lucas Rusnak (Binghamton)
  Title: Squaring the Rectangle through Graphs (two talks)
  Times: 2:00 - 3:00 and 3:15 - 4:15
  Room: LN-2205

  This is Mr. Rusnak's admission-to-candidacy examination. The committee consists of Laura Anderson, Marcin Mazur, and Thomas Zaslavsky (chairone). All are invited to attend.