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Theorem inner_product_geometry.angle_self_neg_of_nonzero

Modification history

2022-10-13 06:01
src/geometry/euclidean/angle/unoriented/basic.lean
refactor(geometry/euclidean): split up unoriented angles (#16942) …
Modified inner_product_geometry.angle_self_neg_of_nonzeroView on Github →
2020-08-24 19:17
src/geometry/euclidean.lean
refactor(geometry/euclidean): split up file (#3926) …
Modified inner_product_geometry.angle_self_neg_of_nonzeroView on Github →
2020-06-08 19:36
src/geometry/euclidean.lean
feat(geometry/euclidean): angles and some basic lemmas (#2865) …
Added inner_product_geometry.angle_self_neg_of_nonzeroView on Github →