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seminars:comb:abstract.202003epp [2020/05/18 02:14] – [Combinatorics Seminar,] zaslavseminars:comb:abstract.202003epp [2020/05/18 02:23] (current) – [Combinatorics Seminar,] zaslav
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 +======  ======
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 +====== Speaker: Chris Eppolito (Binghamton) ======
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 +====== Title: Extension Spaces of Strongly Euclidean Oriented Matroids ======
 +
 +===== Combinatorics Seminar, Tuesday, March 10, 2020 =====
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 +Following work of B. Sturmfels and G. Ziegler, I give a proof that the extension space of a strongly euclidean oriented matroid of rank $r$ is homotopy equivalent to the $(r-1)$-sphere.