cos

cos

> Functions

Calculates the cosine of angle.

Parameters

• angle Number whose cosine will be calculated (in radians).

Return

• cosine The cosine of angle, in the range [-1, 1].

Examples

cos(0) // 1 cos(PI / 2) // 0 cos(PI / 3) // 0.5 cos(PI / 6) // sqrt(3) / 2