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CTAN(3)                    Linux Programmer's Manual                   CTAN(3)



NAME
       ctan, ctanf, ctanl - complex tangent function

SYNOPSIS
       #include <complex.h>

       double complex ctan(double complex z);
       float complex ctanf(float complex z);
       long double complex ctanl(long double complex z);

       Link with -lm.

DESCRIPTION
       The complex tangent function is defined as:

           ctan(z) = csin(z) / ccos(z)

VERSIONS
       These functions first appeared in glibc in version 2.1.

CONFORMING TO
       C99.

SEE ALSO
       cabs(3), ccos(3), csin(3), complex(7)

COLOPHON
       This  page  is part of release 3.22 of the Linux man-pages project.  A description of the project, and informa-
       tion about reporting bugs, can be found at http://www.kernel.org/doc/man-pages/.



                                  2008-08-11                           CTAN(3)