x SuSE Linux 13.1-RELEASE x
x SuSE Linux 13.1-RELEASEx
cimag(3) Library Functions Manual cimag(3)
NAME
cimag, cimagf, cimagl - get imaginary part of a complex number
LIBRARY
Math library (libm, -lm)
SYNOPSIS
#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)
ATTRIBUTES
For an explanation of the terms used in this section, see at-
tributes(7).
+--------------------------------------------+---------------+---------+
|Interface | Attribute | Value |
+--------------------------------------------+---------------+---------+
|cimag(), cimagf(), cimagl() | Thread safety | MT-Safe |
+--------------------------------------------+---------------+---------+
VERSIONS
GCC also supports __imag__. That is a GNU extension.
STANDARDS
C11, POSIX.1-2008.
HISTORY
glibc 2.1. C99, POSIX.1-2001.
SEE ALSO
cabs(3), creal(3), complex(7)
Linux man-pages 6.04 2023-03-30 cimag(3)
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