Theorem LieDerivation.Killing.ad_mem_ker_killingForm_ad_range_of_mem_orthogonal

Modification history

2024-05-15 09:43
Mathlib/Algebra/Lie/Derivation/Killing.lean
feat: Cartan subalgebras contain only semisimple elements if the Killing form is non-singular and the coefficients are a perfect field. (#12712) …
Deleted LieDerivation.Killing.ad_mem_ker_killingForm_ad_range_of_mem_orthogonalView on Github →
2024-04-23 19:39
Mathlib/Algebra/Lie/Derivation/Killing.lean
feat(Algebra/Lie): prove derivations are inner in finite-dimensional Killing Lie algebra (#12250) …
Added LieDerivation.Killing.ad_mem_ker_killingForm_ad_range_of_mem_orthogonalView on Github →