NAME¶
cimag, cimagf, cimagl - get imaginary part of a complex number
SYNOPSIS¶
#include <complex.h>
double cimag(double complex z);
float cimagf(float complex z);
long double cimagl(long double complex z);
Link with
-lm.
DESCRIPTION¶
The
cimag() function returns the imaginary part of the complex number
z.
One has:
z = creal(z) + I * cimag(z)
VERSIONS¶
These functions first appeared in glibc in version 2.1.
ATTRIBUTES¶
Multithreading (see pthreads(7))¶
The
cimag(),
cimagf(), and
cimagl() functions are
thread-safe.
C99.
NOTES¶
gcc also supports __imag__. That is a GNU extension.
SEE ALSO¶
cabs(3),
creal(3),
complex(7)
COLOPHON¶
This page is part of release 3.74 of the Linux
man-pages project. A
description of the project, information about reporting bugs, and the latest
version of this page, can be found at
http://www.kernel.org/doc/man-pages/.
