x SuSE Linux 13.1-RELEASE x
x SuSE Linux 13.1-RELEASEx
CIMAG(3) Linux Programmer's Manual CIMAG(3)
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.
CONFORMING TO
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 3.69 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/.
2013-06-21 CIMAG(3)
Want to link to this manual page? Use this URL:
<http://star2.abcm.com/cgi-bin/bsdi-man?query=CIMAG&sektion=3&manpath=>