creal(), crealf(), creall()

Compute the real part of a complex number

Synopsis:

#include <complex.h>

double creal(double complex z);

float crealf(float complex z);

long double creall(long double complex z);

Arguments:

z
The complex value that you want to get the real part of.

Library:

libm

Use the -l m option to qcc to link against this library.

Description:

These functions compute the real part of the complex number specified by z.

Returns:

The real part of z.

Classification:

ANSI, POSIX 1003.1

Safety:  
Cancellation point No
Interrupt handler No
Signal handler No
Thread Yes