Theorem RootPairing.rootForm_self_non_neg

Modification history

2024-11-20 20:34
Mathlib/LinearAlgebra/RootSystem/Finite/CanonicalBilinear.lean
feat (LinearAlgebra/RootSystem/Finite): nondegeneracy of canonical bilinear form restricted to root span (#18569) …
Added RootPairing.rootForm_self_non_negView on Github →