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Humphreys Introduction to Lie Algebras - Conjugate Borel subalgebras sl(2,F)

score 491 · Answer 1 · 2026-04-17 01:01:10

491

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Humphreys Introduction to Lie Algebras - Conjugate Borel subalgebras sl(2,F)

Published on 17 Apr 2026 - 1:01

score 116 · Answer 2 · 2026-04-17 08:35:37

116

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How to understand Weyl chambers?

Published on 17 Apr 2026 - 8:35

score 2.5k · Answer 3 · 2026-04-14 05:08:20

2.5k

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Sum of nilpotent ideals in a Lie algebra is nilpotent

Published on 14 Apr 2026 - 5:08

score 117 · Answer 4 · 2026-04-11 21:59:19

117

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Matrix representations of $\mathfrak{g}^*$.

Published on 11 Apr 2026 - 21:59

score 1k · Answer 5 · 2026-04-14 12:59:56

1k

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Every semisimple Lie algebra of dimension at most 5 is simple.

Published on 14 Apr 2026 - 12:59

score 136 · Answer 6 · 2026-04-11 02:45:44

136

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representation theory of two-step nilpotent Lie algebras

Published on 11 Apr 2026 - 2:45

score 114 · Answer 7 · 2026-04-13 19:11:28

114

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Two more questions on Kontsevich's "Noncommutative Identities" (Derivations on $\mathbb{C}\langle X,Y \rangle$) [Solved]

Published on 13 Apr 2026 - 19:11

score 44 · Answer 8 · 2026-03-26 09:38:57

44

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A computation for Manin triple.

Published on 26 Mar 2026 - 9:38

score 76 · Answer 9 · 2026-04-15 19:05:17

76

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Is $\mathbb{C}[G]$ dual to $U(\mathfrak{g})$?

Published on 15 Apr 2026 - 19:05

score 1.4k · Answer 10 · 2026-04-13 16:14:38

1.4k

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Lie Algebra to Lie Group Mapping.

Published on 13 Apr 2026 - 16:14

score 78 · Answer 11 · 2026-04-11 07:51:10

78

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Computing plethysms of the adjoint representation using the Littlewood Richardson rule

Published on 11 Apr 2026 - 7:51

score 266 · Answer 12 · 2026-04-21 01:53:26

266

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Understanding proof that $[X_e,Y_e]\in T_e G$ generates the right-invariant vector field $[X,Y]$ on $G$

Published on 21 Apr 2026 - 1:53

score 54 · Answer 13 · 2026-04-12 13:45:23

54

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Matrix representation in exponential form

Published on 12 Apr 2026 - 13:45

score 773 · Answer 14 · 2026-04-14 13:41:30

773

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Universal enveloping algebra of sl2

Published on 14 Apr 2026 - 13:41

score 264 · Answer 15 · 2026-03-26 01:02:48

264

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How to intuitively understand prolongations

Published on 26 Mar 2026 - 1:02

List Question

Humphreys Introduction to Lie Algebras - Conjugate Borel subalgebras sl(2,F)

How to understand Weyl chambers?

Sum of nilpotent ideals in a Lie algebra is nilpotent

Matrix representations of $\mathfrak{g}^*$.

Every semisimple Lie algebra of dimension at most 5 is simple.

representation theory of two-step nilpotent Lie algebras

Two more questions on Kontsevich's "Noncommutative Identities" (Derivations on $\mathbb{C}\langle X,Y \rangle$) [Solved]

A computation for Manin triple.

Is $\mathbb{C}[G]$ dual to $U(\mathfrak{g})$?

Lie Algebra to Lie Group Mapping.

Computing plethysms of the adjoint representation using the Littlewood Richardson rule

Understanding proof that $[X_e,Y_e]\in T_e G$ generates the right-invariant vector field $[X,Y]$ on $G$

Matrix representation in exponential form

Universal enveloping algebra of sl2

How to intuitively understand prolongations

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