4.3BSD-UWisc/man/mano/sinh.3m

.\"	@(#)sinh.3m	6.1 (Berkeley) 5/15/85
.\"
.TH SINH 3M "May 15, 1985"
.AT 3
.SH NAME
sinh, cosh, tanh \- hyperbolic functions
.SH SYNOPSIS
.nf
.B #include <math.h>
.PP
.B double sinh(x)
.PP
.B double cosh(x)
.B double x;
.PP
.B double tanh(x)
.B double x;
.fi
.SH DESCRIPTION
These functions compute the designated hyperbolic functions for real arguments.
.SH DIAGNOSTICS
.I Sinh
and
.I cosh
return a huge value of appropriate sign when the correct value would overflow.