Theorem RootPairing.rootSpan_dualAnnihilator_le_ker_rootForm

Modification history

2024-12-09 13:51
Mathlib/LinearAlgebra/RootSystem/Finite/CanonicalBilinear.lean
feat: non-degeneracy of root pairing form without assuming ordered scalars (#19767) …
Added RootPairing.rootSpan_dualAnnihilator_le_ker_rootFormView on Github →