activity
20062021
most citedOn D.K. Biss' papers "The homotopy type of the matroid Grassmannian" and "Oriented matroids, complex manifolds, and a combinatorial model for BU"

3 citations · 6 across the 6 of their papers we have counts for

collaborators
Showing 2019Show all

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math.GT2019

Minimal triangulations of circle bundles, circular permutations and binary Chern cocycle

Nikolai Mnëv

We investigate a PL topology question: which circle bundles can be triangulated over a given triangulation of the base? The question got a simple answer emphasizing the role of min…