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Omar Antolín-Camarena
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47
Which colimits commute with which limits in the category of sets?
Apr 5 '12
41
Connectedness and the real line
May 31 '10
32
Is there a (discrete) monoid M injecting into its group completion G for which BM is not homotopy equivalent to BG?
Feb 18 '13
29
In which situations can one see that topological spaces are ill-behaved from the homotopical viewpoint?
Sep 28 '11
25
In what sense are fields an algebraic theory?
Oct 28 '09
24
Does the functor Sch to Top have a right adjoint?
Feb 20 '16
20
What are _all_ of the exactness properties enjoyed by stable $\infty$-categories?
Apr 15 '17
18
Is a field that never embeds twice in another field necessarily a prime field?
Feb 28 '18
17
Which limits commute with filtered colimits in the category of sets?
Aug 22 '13
16
Homotopy fiber of a map between classifying spaces
Apr 6 '16
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Can we have the window title for a question start with the question?
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Adjoint functors as "conceptual inverses"
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Morphisms in the category of natural transformations?
31
What are Haskell's monad transformers in categorical terms?
31
How do I install GnuTLS for Emacs 25.1 on Windows?
30
Fifty Shades of Grey

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