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# Questions

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### Internal equivalence implies weak equivalence for Frechet Lie groupoids?

may 4 at 1:22 MathOverflow 123

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### Exponentiable objects in a category, valued in a larger, containing category

apr 20 at 7:33 Michal R. Przybylek 84239

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### How much of ZFC do I need to construct this cofinal, order-preserving class function?

apr 13 at 21:43 Joel David Hamkins 75.1k7187343

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### Detecting homotopy nontriviality of an element in a torsion homotopy group

apr 13 at 3:48 Allen Hatcher 7,16922635

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### Separable and algebraic closures?

apr 11 at 8:19 Martin Brandenburg 29.1k245129

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### Extracting internal sites of definition

apr 10 at 7:49 David Roberts 11.7k21855

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### How many proofs of the Weil conjectures are there?

mar 21 at 22:11 SM 3712

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### First mention of the fundamental bigroupoid of a space?

mar 1 at 20:36 Ronnie Brown 5,2171720

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### Is a compactly generated Hausdorff space functionally Hausdorff?

feb 12 at 8:28 jbc 1,34324

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