List questions from adjoint-action | MathQA

How is the coadjoint action of $\mathfrak {g}^{\ast}$ on $\mathfrak {g}$ defined?

Published on 20 Mar 2026 - 12:21

Any element of a semisimple Lie group is conjugate (via the adjoint action) to an element in the Cartan subalgebra?

Published on 03 Apr 2023 - 9:41

Is the Lie algebra of a Lie subgroup Ad-invariant?

Published on 04 Apr 2023 - 21:50

Equivalent representations of $SO(3)$

Published on 05 Nov 2023 - 18:10

What are the eigenvalues and eigenvectors of $\operatorname{ad}x$ for non-diagonalizable $x$?

Published on 26 Mar 2024 - 5:23