carg(3M) Mathematical Library Functions carg(3M)
NAME
carg, cargf, cargl - complex argument functions
SYNOPSIS
cc [ flag... ] file... -lm [ library... ]
#include <complex.h>
double carg(double complex z);
float cargf(float complex z);
long double cargl(long double complex z);
DESCRIPTION
These functions compute the argument (also called phase angle) of z, with a branch cut along the negative real axis.
RETURN VALUES
These functions return the value of the argument in the interval [ -, + ].
ERRORS
No errors are defined.
ATTRIBUTES
See attributes(5) for descriptions of the following attributes:
+-----------------------------+-----------------------------+
| ATTRIBUTE TYPE | ATTRIBUTE VALUE |
+-----------------------------+-----------------------------+
|Interface Stability |Standard |
+-----------------------------+-----------------------------+
|MT-Level |MT-Safe |
+-----------------------------+-----------------------------+
SEE ALSO
cimag(3M), complex.h(3HEAD), conj(3M), cproj(3M), attributes(5), standards(5)
SunOS 5.10 1 Sep 2002 carg(3M)
