ctanh(3) — Linux manual pages

Linux manual pages	Section 3

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);

	Note
	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.

COLOPHON

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