Question

Finding the radical of $\mathfrak{gl}(2,\mathbb{C})$

score 233 · Answer 1 · 2026-04-12 14:31:31

233

Views

Finding the radical of $\mathfrak{gl}(2,\mathbb{C})$

Published on 12 Apr 2026 - 14:31

score 70 · Answer 2 · 2026-04-12 18:43:22

70

Views

Product of root multiplicities in Kac-Moody algebras

Published on 12 Apr 2026 - 18:43

score 863 · Answer 3 · 2026-04-14 22:07:19

863

Views

Open problems in Lie theory

Published on 14 Apr 2026 - 22:07

score 50 · Answer 4 · 2026-04-16 05:31:18

50

Views

If x is in the derived algebra, show that Tr(ad a)=0

Published on 16 Apr 2026 - 5:31

score 495 · Answer 5 · 2026-03-26 01:11:52

495

Views

What is the Picard group of a variety of type G/P with $G$ a semi simple algebraic group and $P$ a parabolic subgroup?

Published on 26 Mar 2026 - 1:11

score 36 · Answer 6 · 2026-04-13 18:54:26

36

Views

On the assumptions of cocyle conditions in a Lie algebra

Published on 13 Apr 2026 - 18:54

score 551 · Answer 7 · 2026-04-11 05:55:54

551

Views

Coset Space as a Representation of a Lie Algebra

Published on 11 Apr 2026 - 5:55

score 232 · Answer 8 · 2026-04-14 10:35:30

232

Views

Some doubts on the relationship between Lie algebras and Lie groups

Published on 14 Apr 2026 - 10:35

score 221 · Answer 9 · 2026-03-29 18:34:29

221

Views

Action of an algebraic group induce a representation of its Lie algebra

Published on 29 Mar 2026 - 18:34

score 101 · Answer 10 · 2026-03-29 18:36:21

101

Views

Group action of linear algebraic group $G$ on itself induces a representaion of $G$ on $Lie(G)$

Published on 29 Mar 2026 - 18:36

score 998 · Answer 11 · 2026-04-15 20:32:41

998

Views

For which Lie groups $G$ can one write $g$ as the exponential $\exp X$ of some $X \in {\frak g}$ for every element $g \in G$?

Published on 15 Apr 2026 - 20:32

score 51 · Answer 12 · 2026-04-15 07:22:54

51

Views

Are there proper Ad invariant sets on simple lie algebras?

Published on 15 Apr 2026 - 7:22

score 612 · Answer 13 · 2026-04-13 21:38:45

612

Views

Center of $\mathfrak{gl}(n,\Bbb F)$ using the adjoint representation

Published on 13 Apr 2026 - 21:38

score 148 · Answer 14 · 2026-03-29 03:52:44

148

Views

Structure theorem for non connected graded Hopf algebras

Published on 29 Mar 2026 - 3:52

score 160 · Answer 15 · 2026-04-17 15:53:22

160

Views

On the meaning of the word "generic" in Lie Algebra (or otherwise)

Published on 17 Apr 2026 - 15:53

List Question

Finding the radical of $\mathfrak{gl}(2,\mathbb{C})$

Product of root multiplicities in Kac-Moody algebras

Open problems in Lie theory

If x is in the derived algebra, show that Tr(ad a)=0

What is the Picard group of a variety of type G/P with $G$ a semi simple algebraic group and $P$ a parabolic subgroup?

On the assumptions of cocyle conditions in a Lie algebra

Coset Space as a Representation of a Lie Algebra

Some doubts on the relationship between Lie algebras and Lie groups

Action of an algebraic group induce a representation of its Lie algebra

Group action of linear algebraic group $G$ on itself induces a representaion of $G$ on $Lie(G)$

For which Lie groups $G$ can one write $g$ as the exponential $\exp X$ of some $X \in {\frak g}$ for every element $g \in G$?

Are there proper Ad invariant sets on simple lie algebras?

Center of $\mathfrak{gl}(n,\Bbb F)$ using the adjoint representation

Structure theorem for non connected graded Hopf algebras

On the meaning of the word "generic" in Lie Algebra (or otherwise)

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