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Questions
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How to construct a topological conjugacy?

apr 3 10 at 20:32 Sergei Ivanov 22.8k●46●95

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When is a Riemannian manifold an open subset of a complete one?

apr 5 10 at 3:23 Deane Yang 12.6k●1●34●82

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Brown representability beyond CW complexes

nov 29 10 at 15:35 Sergey Melikhov 3,722●12●19

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What is the geometric significance of Cartan’s structure equations?

nov 3 09 at 0:04 Urs Schreiber 6,735●14●22

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What is a cup-product in group cohomology, and how does it relate to other branches of mathematics?

oct 19 09 at 8:50 S1 2,803●8●25

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Local cohomology, the formal function theorem, and a relative form of Lichtenbaum’s theorem

jan 21 11 at 3:08 Akhil Mathew 12.1k●2●29●89

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What is the homotopy theory of categories?

apr 17 11 at 8:20 Jonathan Chiche 1,441●1●7●17

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Sheaf cohomology and inverse limits

may 17 11 at 16:37 Akhil Mathew 12.1k●2●29●89

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A model category of spaces where strict commutative monoids are $E_\infty$-spaces

apr 2 12 at 17:25 Mike Shulman 17.4k●21●72

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Hodge numbers in a family

feb 18 12 at 20:07 Sándor Kovács 23.8k●2●53●73

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