ATAN(Y, X) (Fortran 2008)

Purpose

Arctangent (inverse tangent) function.

Class

Elemental function

Argument type and attributes

Y
An INTENT(IN) REAL
X
An INTENT(IN) argument of the same type and kind type parameter as Y. If Y has the value zero, X must not have the value zero.

Result type and attributes

Same as X.

Result value

The result is the same as the result of ATAN2(Y, X).

Related functions

Parent topic: Detailed descriptions of intrinsic procedures