Manpage of CIMAG
CIMAG
Section: Linux Programmer's Manual (3)Updated: 2015-04-19
Index
NAME
cimag, cimagf, cimagl - get imaginary part of a complex numberSYNOPSIS
#include <complex.h>double cimag(double complex z);
float cimagf(float complex z);
long double cimagl(long double complex z);
DESCRIPTION
These functions return 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
For an explanation of the terms used in this section, see attributes(7).Interface | Attribute | Value |
cimag(), cimagf(), cimagl() | Thread safety | MT-Safe |
CONFORMING TO
C99, POSIX.1-2001, POSIX.1-2008.NOTES
gcc also supports __imag__. That is a GNU extension.SEE ALSO
cabs(3), creal(3), complex(7)Index
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