CCOSH(3) Linux Programmer s Manual CCOSH(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);

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.


SEE ALSO cabs(3), csinh(3), ctanh(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

2008-08-11 CCOSH(3)