Man Linux: Main Page and Category List

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.

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

                                  2008-08-11                          CIMAG(3)