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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.

CONFORMING TO
       C99.

SEE ALSO
       cabs(3), cacosh(3), csinh(3), ctanh(3), complex(7)

COLOPHON
       This  page is part of release 3.53 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/.

								    2008-08-11								  CCOSH(3)