Name | Synopsis | Description | Return Values | Errors | Attributes | See Also
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);
These functions compute the argument (also called phase angle) of z, with a branch cut along the negative real axis.
These functions return the value of the argument in the interval [ -??, +?? ].
No errors are defined.
See attributes(5) for descriptions of the following attributes:
ATTRIBUTE TYPE |
ATTRIBUTE VALUE |
---|---|
Interface Stability |
Standard |
MT-Level |
MT-Safe |
Name | Synopsis | Description | Return Values | Errors | Attributes | See Also