\" Copyright (c) 1985, 1991 Regents of the University of California.
\" All rights reserved.
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\" modification, are permitted provided that the following conditions
\" are met:
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\" 2. Redistributions in binary form must reproduce the above copyright
\" notice, this list of conditions and the following disclaimer in the
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\" 3. Neither the name of the University nor the names of its contributors
\" may be used to endorse or promote products derived from this software
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\" THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
\" ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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\" from: @(#)asinh.3 6.4 (Berkeley) 5/6/91
\" $NetBSD: asinh.3,v 1.17 2014/09/19 16:02:58 wiz Exp $
\"
Dd January 29, 2013
Dt ASINH 3
Os
Sh NAME
Nm asinh ,
Nm asinhf ,
Nm asinhl
Nd inverse hyperbolic sine function
Sh LIBRARY
Lb libm
Sh SYNOPSIS
In math.h
Ft double
Fn asinh "double x"
Ft float
Fn asinhf "float x"
Ft long double
Fn asinhl "long double x"
Sh DESCRIPTION
The
Fn asinh ,
Fn asinhf ,
and
Fn asinhl
functions compute the inverse hyperbolic sine
of the real
argument
Sh RETURN VALUES
The
Fn asinh ,
Fn asinhf ,
and
Fn asinhl
functions return the inverse hyperbolic sine of
Ar x .
\" SYSV_MODE
\" .Sh RETURN VALUES
\" Exceptional cases are handled by
\" .Xr matherr 3 .
Sh SEE ALSO
Xr acosh 3 ,
Xr atanh 3 ,
Xr exp 3 ,
Xr math 3
\" .Xr matherr 3
Sh STANDARDS
The
Fn asinh
function conforms to
St -isoC-99 .
Sh HISTORY
The
Fn asinh
function appeared in
Bx 4.3 .
