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Results tagged with simplicial-complexes
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user 38250
12
votes
A simplicial complex which is not collapsible, but whose barycentric subdivision is
@Andy: there is now a small explicit example available, with 15 vertices and 55 tetrahedra, in case you're still interested: it's the 3-ball called $B_{15,66}$ in here. (Sorry for the huge delay and t …
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