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Cronus
  • Member for 9 years, 1 month
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10 votes
1 answer
2k views

Haar measure of quotient group

8 votes
1 answer
359 views

Simple proof there is no continuous bijection from $\mathbb{R}^n$ onto $[0,1]^m$

7 votes
1 answer
176 views

Is a compact, connected subset of $\Bbb{R}^n$ whose boundary has empty interior inside it determined by its boundary?

7 votes
1 answer
503 views

Connected, not path-connected subgroup of $\mathbb{T}^2$

7 votes
1 answer
681 views

Disintegration of Haar measures

4 votes
1 answer
363 views

Is every Baire space Cech-complete?

4 votes
1 answer
678 views

Separable profinite group which is not metrisable?

4 votes
1 answer
141 views

Does integration wrt to a differential form always come from a measure?

3 votes
2 answers
178 views

Do we need differentiability in problem 2-35 in Spivak?

3 votes
1 answer
301 views

A Reductive Lie group whose commutator is not closed?

2 votes
1 answer
150 views

Why is this function not integrable?

2 votes
2 answers
99 views

Is there a path-connected, non-compact space admitting a continuous bijection $f: X\to [0,1]^n$?

1 vote
1 answer
448 views

Is the projection onto a quotient by a compact normal subgroup proper?

1 vote
0 answers
66 views

Definition of null sets in Lie groups

0 votes
0 answers
196 views

Are there nontrivial links in four dimensions?

0 votes
0 answers
53 views

Boundary of the boundary of an oriented compact manifold-with-corners