NAME¶

ctanh, ctanhf, ctanhl - complex hyperbolic tangent

SYNOPSIS¶

#include <complex.h>

double complex ctanh(double complex z);
float complex ctanhf(float complex z);
long double complex ctanhl(long double complex z);

Link with -lm.

DESCRIPTION¶

The complex hyperbolic tangent function is defined mathematically as:

    ctanh(z) = csinh(z) / ccosh(z)

VERSIONS¶

These functions first appeared in glibc in version 2.1.

CONFORMING TO¶

C99.

SEE ALSO¶

cabs(3), ccosh(3), csinh(3), complex(7)

COLOPHON¶

This page is part of release 3.22 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/.