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Callum
  • Member for 3 years, 8 months
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Top posts
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12
Killing form: clean proof that two spaces are orthogonal?
Aug 21, 2021
question
10
Viewing exceptional Lie algebras via the classical ones
Jun 16, 2021
answer
8
Is the Lie quadric $Q^3$ isomorphic to the Lagrangian Grassmannian $\operatorname{LG}(2,4)$?
Jul 31, 2020
answer
7
Representations of $\mathrm{SO}_n$ versus representations of $\mathrm{Spin}_n$
Jan 9, 2022
answer
7
Gaussian elimination is just Gram-Schmidt with a change to the inner product symbol?
Feb 26, 2023
answer
6
Why is the generalized flag variety a “variety”?
Sep 9, 2021
answer
5
Centralizer of an element in a matrix Lie group whose Jordan form is given
May 16, 2022
answer
5
Description of the generalized grassmannians and flag varieties (parabolic quotients) associated to the exceptional groups
Nov 26, 2022
answer
4
Semisimple Lie algebra and convexity
Aug 18, 2022
answer
4
Complete representation theory of $\mathrm{SL}(2,\mathbb R)$
Jan 29, 2023
Top network posts
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8
Relationship between real Lie groups/algebras, complex Lie groups/algebras and complexification
6
Are adjoint representation matrices the generators of the Adjoint representation?
6
What is the relation between maximal tori of $U(n)$ and $SU(n)$?
5
Differentiating curves given by curves in a Lie group acting on a point
5
Grassmannian as a quotient of orthogonal or general linear group