Extracted from Pike v8.0 release 276 as of 2016-07-30.
   

Method atan2()


Method atan2

float atan2(float f1, float f2)

Description

Returns the arcus tangent value for f1/f2, and uses the signs of f1 and f2 to determine the quadrant. The result will be in radians.

See also

tan(), asin(), acos(), atan()