List questions from lie-groups

Published on 07 Dec 2014 - 7:01

100

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Could someone check my work on this exercise

Published on 07 Dec 2014 - 9:35

145

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Are there "interesting" examples of complete finite-volume non-compact Riemannian manifolds that are not non-positively curved?

Published on 28 Mar 2026 - 2:24

37

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Dense and integral zero.

Published on 09 Dec 2014 - 21:00

225

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Soft question: A good book for introduction to Lie group book

Published on 09 Dec 2014 - 23:51

71

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What is an example of a map not satisfying this rank condition?

Published on 28 Mar 2026 - 11:22

178

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Decomposiom of the representation of $SU(N)$

Published on 10 Dec 2014 - 15:13

115

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Heisenberg group as a suspension

Published on 10 Dec 2014 - 18:23

450

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permutation group, Lie group

Published on 11 Dec 2014 - 3:30

426

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Sets of orthogonal matrices are bounded

Published on 12 Dec 2014 - 2:43

1.1k

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Open (but not closed) subgroups of $GL_n$

Published on 01 Apr 2026 - 17:26

73

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Confusion about change of basis matrix

Published on 13 Dec 2014 - 6:12

535

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How to check if a representation of SU(2) is irreducible

Published on 25 Mar 2026 - 17:40

109

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representation $\pi_{m,\,n}: \text{SU}(n) \to \text{GL}(V_m)$

Published on 15 Dec 2014 - 15:57

1.7k

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Proof that $GL_n, SL_n$ are not bounded

Published on 16 Dec 2014 - 2:27

List Question

Is $O(2)$ really not isomorphic to $SO(2)\times \{-1,1\}$?

Could someone check my work on this exercise

Are there "interesting" examples of complete finite-volume non-compact Riemannian manifolds that are not non-positively curved?

Dense and integral zero.

Soft question: A good book for introduction to Lie group book

What is an example of a map not satisfying this rank condition?

Decomposiom of the representation of $SU(N)$

Heisenberg group as a suspension

permutation group, Lie group

Sets of orthogonal matrices are bounded

Open (but not closed) subgroups of $GL_n$

Confusion about change of basis matrix

How to check if a representation of SU(2) is irreducible

representation $\pi_{m,\,n}: \text{SU}(n) \to \text{GL}(V_m)$

Proof that $GL_n, SL_n$ are not bounded

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