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Callum's user avatar
Callum
  • Member for 2 years, 6 months
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12 votes

Killing form: clean proof that two spaces are orthogonal?

8 votes

Is the Lie quadric $Q^3$ isomorphic to the Lagrangian Grassmannian $\operatorname{LG}(2,4)$?

7 votes
Accepted

Representations of $\mathrm{SO}_n$ versus representations of $\mathrm{Spin}_n$

6 votes

Why is the generalized flag variety a “variety”?

5 votes

Description of the generalized grassmannians and flag varieties (parabolic quotients) associated to the exceptional groups

4 votes

Centralizer of an element in a matrix Lie group whose Jordan form is given

4 votes

Semisimple Lie algebra and convexity

3 votes
Accepted

Reductive Levi decomposition of a parabolic subalgebra

2 votes

Complex quadric as a symmetric space

2 votes
Accepted

Are isotypic components of $S(\mathfrak{g})$ finite-dimensional?

2 votes

A nice/simple relationship between the Chevalley generators of $\mathfrak{sp}_n$ and the Chevally generators of $\mathfrak{sl}_n$?

2 votes
Accepted

Complexifications of minimal parabolic subalgebras

1 vote

Regular nilpotents and minimal parabolic subalgebras in real semisimple Lie algebras

1 vote

3-dimensional principal subalgebra in the real case

1 vote

Counting adjoints in the symmetric or antisymmetric square of a Lie group representation

0 votes

Explicit construction of a (the?) dual symmetric space