Mathlib v3 is deprecated. Go to Mathlib v4

Theorem orthonormal.oangle_sign_smul_left

Modification history

2022-09-30 21:28
src/geometry/euclidean/oriented_angle.lean
feat(analysis/inner_product/orientation, geometry/euclidean/oriented_angle): use bundled orthonormal bases (#16475) …
Deleted orthonormal.oangle_sign_smul_leftView on Github →
2022-09-02 09:34
src/geometry/euclidean/oriented_angle.lean
feat(geometry/euclidean/oriented_angle): signs of angles between linear combinations of vectors (#16243) …
Added orthonormal.oangle_sign_smul_leftView on Github →