CREAL(3) Library Functions Manual CREAL(3)

creal, crealf, creall — complex real functions

#include <complex.h>

double
creal(double complex z);

float
crealf(float complex z);

long double
creall(long double complex z);

The (), () and () functions compute the real part of z.

The creal(), crealf() and creall() functions return the real part of z.

carg(3)

The creal(), crealf() and creall() functions conform to ISO/IEC 9899:1999 (“ISO C99”).

June 5, 2013 OpenBSD 7.6