MathOverflow
Johannes Huisman's user avatar
Johannes Huisman's user avatar
Johannes Huisman's user avatar
Johannes Huisman
  • Member for 7 years, 10 months
  • Last seen more than a month ago
Profile Activity
Stats
1,424
reputation
93k
reached
27
answers
0
questions
Communities
View all
Badges
View all badges
This user doesn’t have any gold badges yet.
9
silver badges
11
bronze badges
Top tags
View all tags
36
Score
11
Posts
41
Posts %
33
Score
7
Posts
26
Posts %
25
Score
4
Posts
15
Posts %
22
Score
3
Posts
11
Posts %
18
Score
3
Posts
11
Posts %
17
Score
7
Posts
26
Posts %
Top posts
View all questions and answers
All Questions Answers
Score Newest
answer
12
Quotient of solid torus by swapping coordinates on boundary
Dec 22, 2021
answer
8
Polynomials with the same values set on the unit circle
Jan 25, 2016
answer
8
Hodge map and the Cohomology Ring of a Riemannian Manifold
Jan 27, 2016
answer
8
Regarding the surgery construction in "A procedure for killing homotopy groups of differentiable manifolds" by Milnor
Jan 24, 2022
answer
7
Is $\mathbb{C}^n\setminus V(f)$ homotopy equivalent with a "large ball complement"?
Dec 12, 2018
answer
6
Conceptual proof of classification of surfaces?
Feb 20, 2020
answer
5
Link between the hairy ball theorem and the fundamental theorem of algebra
May 2, 2016
answer
5
Ways to prove the fundamental theorem of algebra
May 3, 2016
answer
5
Inequivalent free $\Bbb Z/n\Bbb Z$-actions on orientable compact bordered surface
Jan 2, 2022
answer
5
Characterization of a non-trivial non-peripheral element of the free homotopy classes of a compact bordered surface
Sep 28, 2022
Top network posts
View all network posts
51
Prove that if V is finite dimensional then V is even dimensional?
13
Tangent bundle of sphere as a complex manifold
10
A kind of converse to the Jordan curve theorem
9
On the proof of that fixed point set of an involution is a submanifold
8
Associativity of $x*y := \frac{xy}{x+y+1}$

Your privacy

By clicking “Accept all cookies”, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy.