2024-04-09 06:29
Mathlib/LinearAlgebra/Matrix/BilinearForm.lean
refactor(LinearAlgebra/BilinForm): Remove `structure BilinForm` from Mathlib, migrate all of `_root_.BilinForm` to `LinearMap.BilinForm` (#11278) …
Added LinearMap.BilinForm.nondegenerate_toBilin'_iff_det_ne_zero