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CREAL (3) | C library functions | Unix Manual Pages | :man

NAME

creal, crealf, creall - get real part of a complex number

CONTENTS

Synopsis
Description
Note

SYNOPSIS

#include <complex.h>

"double creal(double complex "z);

"float crealf(float double complex "z);

"long double creall(long double complex "z);

DESCRIPTION

The creal() function returns the real part of the complex number z.

One has z = creal(z) + I*cimag(z).

NOTE

The gcc supports also __real__. That is a GNU extension.

"CONFORMING TO"

C99

"SEE ALSO"

cabs(3), cimag(3), complex(5)


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