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Theorem orientation.oangle_eq_zero_iff_angle_eq_zero

Modification history

2022-08-24 12:36
src/geometry/euclidean/oriented_angle.lean
feat(geometry/euclidean/oriented_angle): more on relation to unoriented angles (#16215) …
Added orientation.oangle_eq_zero_iff_angle_eq_zeroView on Github →