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.\" Copyright 2002 Walter Harms (walter.harms@informatik.uni-oldenburg.de)
.\" Distributed under GPL
.\"
.TH CCOSH 3 2007-12-26 "" "Linux Programmer's Manual"
.SH NAME
ccosh, ccoshf, ccoshl \- complex hyperbolic cosine
.SH SYNOPSIS
.B #include <complex.h>
.sp
.BI "double complex ccosh(double complex " z ");"
.br
.BI "float complex ccoshf(float complex " z ");"
.br
.BI "long double complex ccoshl(long double complex " z ");"
.sp
Link with \fI\-lm\fP.
.SH DESCRIPTION
The complex hyperbolic cosine function is defined as:
.nf
ccosh(z) = (exp(z)+exp(\-z))/2
.fi
.SH "CONFORMING TO"
C99.
.SH "SEE ALSO"
.BR cabs (3),
.BR csinh (3),
.BR ctanh (3),
.BR complex (7)
.SH COLOPHON
This page is part of release 3.05 of the Linux
.I man-pages
project.
A description of the project,
and information about reporting bugs,
can be found at
http://www.kernel.org/doc/man-pages/.
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