|
from small one page howto to huge articles all in one place
poll results
Last additions:
May 25th. 2007:
|
You are here: manpages
COSH
Section: Linux Programmer's Manual (3)
Updated: 2007-12-26
Index
Return to Main Contents
NAME
cosh, coshf, coshl - hyperbolic cosine function
SYNOPSIS
#include <math.h>
double cosh(double x);
float coshf(float x);
long double coshl(long double x);
Link with -lm.
DESCRIPTION
The
cosh()
function returns the hyperbolic cosine of x, which
is defined mathematically as:
cosh(x) = (exp(x) + exp(-x)) / 2
CONFORMING TO
SVr4, POSIX, 4.3BSD, C99.
The
float
and the
long double
variants are C99 requirements.
SEE ALSO
acosh(3),
asinh(3),
atanh(3),
ccos(3),
sinh(3),
tanh(3)
COLOPHON
This page is part of release 3.05 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/.
Index
- NAME
-
- SYNOPSIS
-
- DESCRIPTION
-
- CONFORMING TO
-
- SEE ALSO
-
- COLOPHON
-
Please read "Why adblockers are bad".
Ärger mit Freenet.de
|
other Ads
Other free services
.
.
| 
|
|
- Running on 
-
:
: 
