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1.1 root 1: .\" Copyright (c) 1985 Regents of the University of California.
2: .\" All rights reserved. The Berkeley software License Agreement
3: .\" specifies the terms and conditions for redistribution.
4: .\"
5: .\" @(#)sinh.3 6.5 (Berkeley) 5/12/86
6: .\"
7: .TH SINH 3M "May 12, 1986"
8: .UC 4
9: .SH NAME
10: sinh, cosh, tanh \- hyperbolic functions
11: .SH SYNOPSIS
12: .nf
13: .B #include <math.h>
14: .PP
15: .B double sinh(x)
16: .B double x;
17: .PP
18: .B double cosh(x)
19: .B double x;
20: .PP
21: .B double tanh(x)
22: .B double x;
23: .fi
24: .SH DESCRIPTION
25: These functions compute the designated hyperbolic functions for real arguments.
26: .SH ERROR (due to Roundoff etc.)
27: Below 2.4 \fIulp\fRs; an \fIulp\fR is one \fIU\fRnit in the \fIL\fRast
28: \fIP\fRlace.
29: .SH DIAGNOSTICS
30: Sinh and cosh return the reserved operand on a VAX if
31: the correct value would overflow.
32: .SH SEE ALSO
33: math(3M), infnan(3M)
34: .SH AUTHOR
35: W. Kahan, Kwok\-Choi Ng
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