creal3
Get real part of a complex number
Usage
#include <complex.h>
double creal(double complex z); float crealf(float complex z); long double creall(long double complex z);
Library
Math library (libm, -lm)
Overview
These functions return the real part of the complex number z.
One has:
z = creal(z) + I * cimag(z)
Attributes
For an explanation of the terms used in this section, see attributes(7).
| Interface | Attribute | Value |
| creal(), crealf(), creall() | Thread safety | MT-Safe |
Versions
GCC supports also __real__. That is a GNU extension.
Releases
12 releases since Debian 3.1 (Sarge); the text changed 11 times.