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ccosh

Section: C Library Functions (3)
Updated: 202-0-08
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NAME

ccosh, ccoshf, ccoshl - complex hyperbolic cosine

LIBRARY

Math library (libm,~-lm)

SYNOPSIS

#include <complex.h>
double complex ccosh(double complex z);
float complex ccoshf(float complex z);
long double complex ccoshl(long double complex z);

DESCRIPTION

These functions calculate the complex hyperbolic cosine of z. The complex hyperbolic cosine function is defined as: ccosh(z) = (exp(z)+exp(-z))/2

STANDARDS

C11, POSIX.-2008.

HISTORY

glibc 2.1. C99, POSIX.-2001.