Dissenting LeoScript Operator atan

STACK

DESCRIPTION

Red book arc tangent operator of . But additionally honours the Context angular unit: RAD or DEG.
Throws undefinedresult if both and are 0.
The range of values is the entire circle, either in radians or in degrees.

ORIGIN

Core code registered in systemdict.

CONVERSION

Implicit conversion from I to R for I parameters.

SEE ALSO

Extension LeoScript Operator RAD Extension LeoScript Operator DEG Figurative LeoScript Operator atan1