ccosh(3) — Linux manual pages

Linux manual pages	Section 3

Name

ccosh, ccoshf, ccoshl — complex hyperbolic cosine

Synopsis

#include <complex.h>

double complex ccosh( double complex z);

float complex ccoshf( float complex z);

long double complex ccoshl( long double complex z);

	Note
	Link with `−lm`.

DESCRIPTION

The complex hyperbolic cosine function is defined as:

    ccosh(z) = (exp(z)+exp(−z))/2

VERSIONS

These functions first appeared in glibc in version 2.1.

CONFORMING TO

C99.

COLOPHON

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