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EuclideanGeometry.oangle_add_oangle_add_oangle_eq_pi
Modification history
2023-06-14 07:38
Mathlib/Geometry/Euclidean/Triangle.lean
feat: port Geometry.Euclidean.Triangle (#5036)
Added
EuclideanGeometry.oangle_add_oangle_add_oangle_eq_pi
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