Theorem QuadraticForm.IsOrtho.zero_left

Modification history

2024-07-13 17:36
Mathlib/LinearAlgebra/QuadraticForm/Basic.lean
refactor(LinearAlgebra/QuadraticForm/Basic) : Generalise `QuadraticForm` to `QuadraticMap` (#7569) …
Deleted QuadraticForm.IsOrtho.zero_leftView on Github →
2023-12-26 10:38
Mathlib/LinearAlgebra/QuadraticForm/Basic.lean
feat: define `QuadraticForm.IsOrtho` as `Q (x + y) = Q x + Q y` (#9141) …
Added QuadraticForm.IsOrtho.zero_leftView on Github →