Mathematics
Charlie Frohman's user avatar
Charlie Frohman's user avatar
Charlie Frohman's user avatar
Charlie Frohman
  • Member for 10 years, 3 months
  • Last seen this week
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Seriously, I shouldn't be doing this. Save me from myself and please delete me. Bye.

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Top posts
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All Questions Answers
Score Newest
answer
19
Why aren't complex vector bundles isomorphic to their duals?
May 10, 2014
answer
16
Relations of Characteristic classes: Chern, Stiefel-Whitney, Pontryagin, Euler, Wu class.
May 25, 2014
answer
12
Is the sum of two irrational numbers almost always irrational?
Jan 6, 2019
answer
11
Why is the winding number of a matrix an integer?
Nov 21, 2016
answer
9
Why does there exist a lift from $RP(2)$ to $S^2$?
May 24, 2014
answer
6
Morse theory Vs degree theory
Sep 13, 2014
question
5
Can't remember about homotopy equivalences of surface with boundary.
May 21
answer
5
Geometric and topological ways to define intersection number
May 18, 2018
answer
4
What is the intuition behind the method of undetermined coefficients?
Nov 18, 2018
answer
4
On "familiarity" (or How to avoid "going down the Math Rabbit Hole"?)
Dec 26, 2013
Top network posts
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24
How to motivate the skein relations?
19
What happened to the Vacuum Hypothesis in TQFT?
17
What should be taught in a 1st course on smooth manifolds?
14
Does every $SL_2\mathbb{C}$ representation of a closed oriented surface extend over a compact oriented three-manifold?
14
Is there a volume conjecture for closed 3-manifolds?

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