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Theorem orthonormal.two_zsmul_oangle_smul_left_self

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.two_zsmul_oangle_smul_left_selfView on Github →
2022-02-21 15:30
src/geometry/euclidean/oriented_angle.lean
feat(geometry/euclidean/oriented_angle): oriented angles and rotations (#12106) …
Added orthonormal.two_zsmul_oangle_smul_left_selfView on Github →