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David C
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What my colleagues think I do: category theory. What my friends think I do: calculus. What I think I do: algebraic topology. What I really do: linear algebra.
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question
50
Atiyah's paper on complex structures on $S^6$
Oct 31, 2016
answer
35
Non-stably trivial bundle with trivial characteristic classes
Nov 18, 2012
answer
28
Simply connected finite CW-complex with only finitely many nontrivial homotopy and homology groups
May 24, 2015
question
24
Mapping class groups in high dimension
Oct 1, 2015
answer
23
Solving algebraic problems with topology
Jun 1, 2015
answer
21
Cobordism of orbifolds?
Dec 5, 2012
answer
20
What are examples when the equality of some invariants is good enough in algebraic topology?
Sep 18, 2015
answer
19
Is there a "geometric" intuition underlying the notion of normal varieties?
Dec 27, 2012
answer
19
When does the free loop space fibration split?
May 28, 2015
answer
18
A question on connected sum of compact manifolds
Oct 31, 2017