Events

Tuesday, February 26, 2019 — 2:00 PM EST

Title: Bounding Dedekind numbers with entropy

Speaker: John Schanck
Affiliation: University of Waterloo
Room: MC 6486

Abstract: The Dedekind numbers (sequence A000372 in the OEIS)

Wednesday, February 27, 2019 — 3:30 PM EST

Title: Cyclic flat approach to matroid base polytopes

Speaker: Ahmed Ashraf
Affiliation: Western University
Room: MC 5501

Abstract: Ardila, Benedetti and Doker realised matroid polytopes as generalized permutohedra, and using the work of Postnikov,

Friday, March 1, 2019 — 1:00 PM EST

Title: Fixed-parameter tractability with respect to tree-widt

Speaker: Rose McCarty
Affiliation: University of Waterloo
Room: MC 5479

Abstract: Courcelle’s Theorem says that a very general class of decision problems on graphs is FPT with

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