Charles Rezk

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Name Charles Rezk
Member for 5 months
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Location U. of Illinois, Champaign, IL
Age 41
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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Why aren’t all small categories accessible?

jan 11 at 4:44 Mike Shulman 3,630●1●15

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Answers
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22
Does the cohomology ring of a simply-connected space X determine the cohomology groups of ΩX? (3)
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18
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17
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How do you keep your research notes organized?
9
Exactness of filtered colimits
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Definition of “simplicial complex”
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Homotopy Limits over Fibered Categories
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Analogs of left, right, inner, and Kan fibrations in CGWH
8
Sheaves as full reflective subcategories
8
The Yoneda Lemma for (oo,1)-categories?
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Simplicial homotopy book suggestion for HTT computations
8
How to get product on cohomology using the K(G, n)?
8
What kind of geometric operations “scale up” cohomology?
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omega-categories and n-fold complete segal spaces
7
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(infinity,1)-categories directly from model categories
7
Mapping torus of a homotopy equivalence
7
Is ΩΣ in {simplicial commutative monoids} group completion?
6
BU with tensor product H-space structure
6
If a category is “monadic”, is it necessarily so in a unique manner?
6
What is DAG and what has it to do with the ideas of Voevodsky?
6
Local fibration vs. stalkwise fibration
6
What is enough to conclude that something is a CW complex?
6
Homotopy Pushouts via Model Structure in Top
6
transfinite composition of weak equivalences in sSet
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Stable presentable categories as module categories
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Homotopy orbit spaces of representation spheres
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Is every Adams ring morphism a lambda-ring morphism?
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