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Charles Rezk's user avatar
Charles Rezk's user avatar
Charles Rezk's user avatar
Charles Rezk
  • Member for 16 years, 5 months
  • Last seen more than a week ago
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About

I'm a homotopy theorist at the University of Illinois, with interests ranging from higher category theory to p-divisible groups.

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Top posts

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99
Which manifolds are homeomorphic to simplicial complexes?
Oct 28, 2010
83
Why are the characters of the symmetric group integer-valued?
Jan 4, 2010
62
Why does one think to Steenrod squares and powers?
Nov 21, 2009
58
What is the shortest Ph.D. thesis?
Feb 8, 2011
56
What's an example of an $\infty$-topos not equivalent to sheaves on a Grothendieck site?
Nov 10, 2019
46
How should I think about presentable $\infty$-categories?
Oct 4, 2019
46
What is the "intuition" behind "brave new algebra"?
Nov 7, 2009
41
How do you keep your research notes organized?
Oct 22, 2009
39
Is there an accepted definition of $(\infty,\infty)$ category?
Jun 18, 2013
37
For which spaces is homology (or cohomology) determined by the Eilenberg-Steenrod axioms
Oct 22, 2009

Top Meta posts

4
1
25
My question has already been asked, but not really answered? What should I do?
22
Questions containing my "favorite tags" are barely distinguishable
8
TeX sometimes displays incorrectly on search pages

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21
Are there any simply connected parallelizable 4-manifolds?
14
How do I produce Theorems and equations which are numbered by hand?
10
Different ways of constructing the free group over a set.
6
Direct way to show that 2-out-of-6 holds for weak equivalences in a model category?
6
Proofs that the degree of an irrep divides the order of a group