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.

CONFORMING TO
       C99.

NOTES
       gcc also supports __imag__.  That is a GNU extension.

SEE ALSO
       cabs(3), creal(3), complex(7)

COLOPHON
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       description  of  the project, and information about reporting bugs, can
       be found at http://www.kernel.org/doc/man-pages/.