COSH(3) OpenBSD Programmer's Manual COSH(3)NAME
cosh, coshf - hyperbolic cosine functions
SYNOPSIS
#include <math.h>
double
cosh(double x);
float
coshf(float x);
DESCRIPTION
The cosh() function computes the hyperbolic cosine of x. The coshf()
function is a single precision version of cosh().
RETURN VALUES
If the magnitude of x is too large, cosh(x) and coshf(x) return Inf and
set the global variable errno to ERANGE.
SEE ALSOacos(3), asin(3), atan(3), atan2(3), cos(3), math(3), sin(3), sinh(3),
tan(3), tanh(3)OpenBSD 4.9 May 31, 2007 OpenBSD 4.9