Name
creal, crealf, creall — get 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); |
![[Note]](../stylesheet/note.png) |
Note |
|
Link with −lm.
|
DESCRIPTION
The creal() function returns
the real part of the complex number z.
One has z = creal(z) + I * cimag(z).
NOTES
The gcc supports also __real__. That is a GNU
extension.
SEE ALSO
cabs(3), cimag(3), complex(7)
Copyright 2002 Walter Harms (walter.harms@informatik.uni-oldenburg.de)
Distributed under GPL
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