Question

Showing that the action of the Lie group $SL(2,\mathbb{R})$ on the upper half plane $\mathbb{H}$ is smooth

score 374 · Answer 1 · 2026-05-05 13:13:45

374

Views

Showing that the action of the Lie group $SL(2,\mathbb{R})$ on the upper half plane $\mathbb{H}$ is smooth

Published on 05 May 2026 - 13:13

score 554 · Answer 2 · 2026-04-14 17:10:52

554

Views

Polar Decomposition: derivative of each factor wrt. original matrix

Published on 14 Apr 2026 - 17:10

score 175 · Answer 3 · 2026-04-14 06:45:17

175

Views

Is this lie algebra isomorphic to $\mathfrak{sl}(2,\mathbb R)$?

Published on 14 Apr 2026 - 6:45

score 469 · Answer 4 · 2026-03-26 12:58:32

469

Views

Prove this lie subgroup has finite center

Published on 26 Mar 2026 - 12:58

score 1.2k · Answer 5 · 2026-04-12 06:39:42

1.2k

Views

Upper Triangular Matrices is a lie group

Published on 12 Apr 2026 - 6:39

score 97 · Answer 6 · 2026-04-15 15:04:07

97

Views

Complexification of homogeneous spaces

Published on 15 Apr 2026 - 15:04

score 52 · Answer 7 · 2026-04-13 18:39:29

52

Views

$\mathbb{R}^2$ action on $S^n$

Published on 13 Apr 2026 - 18:39

score 76 · Answer 8 · 2026-05-05 13:10:22

76

Views

Characterizing the kernel of a certain map

Published on 05 May 2026 - 13:10

score 74 · Answer 9 · 2026-04-14 13:31:07

74

Views

The left action is a group homomoprhism and tangent spaces

Published on 14 Apr 2026 - 13:31

score 166 · Answer 10 · 2026-04-12 15:17:46

166

Views

Can the Lie group $\text{G}_2$ be exhibited as an intersection $\text{SO}(7) \cap H$ where $H \leq \text{SL}_7(\mathbb{R})$?

Published on 12 Apr 2026 - 15:17

score 193 · Answer 11 · 2026-03-26 08:03:18

193

Views

There is no researchable topic in Riemannian Lie group and Lie algebra!

Published on 26 Mar 2026 - 8:03

score 278 · Answer 12 · 2026-03-27 00:02:32

278

Views

Dual Jacobi identity for Lie bialgebra

Published on 27 Mar 2026 - 0:02

score 80 · Answer 13 · 2026-04-16 17:06:40

80

Views

One-dimensional representation of $H^3$

Published on 16 Apr 2026 - 17:06

score 1.1k · Answer 14 · 2026-03-27 00:10:24

1.1k

Views

What is the quickest route to understanding the Haar measure on a Lie Group as a left invariant top form

Published on 27 Mar 2026 - 0:10

score 416 · Answer 15 · 2026-04-11 17:15:48

416

Views

Tangent bundle of the quotient of matrix Lie groups

Published on 11 Apr 2026 - 17:15

List Question

Showing that the action of the Lie group $SL(2,\mathbb{R})$ on the upper half plane $\mathbb{H}$ is smooth

Polar Decomposition: derivative of each factor wrt. original matrix

Is this lie algebra isomorphic to $\mathfrak{sl}(2,\mathbb R)$?

Prove this lie subgroup has finite center

Upper Triangular Matrices is a lie group

Complexification of homogeneous spaces

$\mathbb{R}^2$ action on $S^n$

Characterizing the kernel of a certain map

The left action is a group homomoprhism and tangent spaces

Can the Lie group $\text{G}_2$ be exhibited as an intersection $\text{SO}(7) \cap H$ where $H \leq \text{SL}_7(\mathbb{R})$?

There is no researchable topic in Riemannian Lie group and Lie algebra!

Dual Jacobi identity for Lie bialgebra

One-dimensional representation of $H^3$

What is the quickest route to understanding the Haar measure on a Lie Group as a left invariant top form

Tangent bundle of the quotient of matrix Lie groups

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