Angles

Meshes.∠Function
∠(A, B, C)

Angle ∠ABC between rays BA and BC. See https://en.wikipedia.org/wiki/Angle.

Uses the two-argument form of atan. See https://en.wikipedia.org/wiki/Atan2.

Example

∠(Point(1,0), Point(0,0), Point(0,1)) == π/2
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