Theorem QuadraticForm.exists_companion

Modification history

2024-07-13 17:36
Mathlib/LinearAlgebra/QuadraticForm/Basic.lean
refactor(LinearAlgebra/QuadraticForm/Basic) : Generalise `QuadraticForm` to `QuadraticMap` (#7569) …
Deleted QuadraticForm.exists_companionView on Github →
2024-02-26 00:38
Mathlib/LinearAlgebra/QuadraticForm/Basic.lean
refactor(LinearAlgebra/QuadraticForm): Replace `BilinForm` with a scalar valued bi `LinearMap` (#10238) …
Modified QuadraticForm.exists_companionView on Github →
2024-02-17 15:25
Mathlib/LinearAlgebra/QuadraticForm/Basic.lean
chore(LinearAlgebra): Introduce a `LinearMap.BilinForm` alias (#10632) …
Modified QuadraticForm.exists_companionView on Github →
2024-02-01 12:43
Mathlib/LinearAlgebra/QuadraticForm/Basic.lean
refactor(LinearAlgebra/QuadraticForm/Basic): Use bilinear maps for the companion (#10097) …
Modified QuadraticForm.exists_companionView on Github →
2023-06-05 12:54
Mathlib/LinearAlgebra/QuadraticForm/Basic.lean
feat: port LinearAlgebra.QuadraticForm.Basic (#4432)
Added QuadraticForm.exists_companionView on Github →