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Omar Antolín-Camarena's user avatar
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Omar Antolín-Camarena
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51
Which colimits commute with which limits in the category of sets?
Apr 5, 2012
45
Connectedness and the real line
May 31, 2010
33
Is there a (discrete) monoid M injecting into its group completion G for which BM is not homotopy equivalent to BG?
Feb 18, 2013
32
In which situations can one see that topological spaces are ill-behaved from the homotopical viewpoint?
Sep 28, 2011
27
In what sense are fields an algebraic theory?
Oct 28, 2009
25
What are _all_ of the exactness properties enjoyed by stable $\infty$-categories?
Apr 15, 2017
24
Does the functor Sch to Top have a right adjoint?
Feb 20, 2016
18
Homotopy fiber of a map between classifying spaces
Apr 6, 2016
18
Is a field that never embeds twice in another field necessarily a prime field?
Feb 28, 2018
17
Which limits commute with filtered colimits in the category of sets?
Aug 22, 2013
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52
Can we have the window title for a question start with the question?
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45
Morphisms in the category of natural transformations?
45
Adjoint functors as "conceptual inverses"
33
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