carg(3M) Mathematical Library Functions carg(3M)NAME
carg, cargf, cargl - complex argument functions
SYNOPSIS
c99 [ 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 [ −pi,
+pi ].
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 ALSOcimag(3M), complex.h(3HEAD), conj(3M), cproj(3M), attributes(5), stan‐
dards(5)SunOS 5.10 12 Jul 2006 carg(3M)