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\documentclass{article}
\usepackage{open-axiom}
\begin{document}
\title{\$SPAD/src/algebra ptranfn.spad}
\author{Clifton J. Williamson}
\maketitle
\begin{abstract}
\end{abstract}
\eject
\tableofcontents
\eject
\section{category PTRANFN PartialTranscendentalFunctions}
<<category PTRANFN PartialTranscendentalFunctions>>=
)abbrev category PTRANFN PartialTranscendentalFunctions
++ Description of a package which provides partial transcendental
++ functions, i.e. functions which return an answer or "failed"
++ Author: Clifton J. Williamson
++ Date Created: 12 February 1990
++ Date Last Updated: 14 February 1990
++ Keywords:
++ Examples:
++ References:
++ Description:
++ This is the description of any package which provides partial
++ functions on a domain belonging to TranscendentalFunctionCategory.
 
PartialTranscendentalFunctions(K): Category == Definition where
  K :     TranscendentalFunctionCategory
  NNI ==> NonNegativeInteger
 
  Definition ==> with
 
--% Exponentials and Logarithms
 
    nthRootIfCan: (K,NNI) -> Union(K,"failed")
      ++ nthRootIfCan(z,n) returns the nth root of z if possible,
      ++ and "failed" otherwise.
    expIfCan: K -> Union(K,"failed")
      ++ expIfCan(z) returns exp(z) if possible, and "failed" otherwise.
    logIfCan: K -> Union(K,"failed")
      ++ logIfCan(z) returns log(z) if possible, and "failed" otherwise.
 
--% TrigonometricFunctionCategory
 
    sinIfCan : K -> Union(K,"failed")
      ++ sinIfCan(z) returns sin(z) if possible, and "failed" otherwise.
    cosIfCan: K -> Union(K,"failed")
      ++ cosIfCan(z) returns cos(z) if possible, and "failed" otherwise.
    tanIfCan: K -> Union(K,"failed")
      ++ tanIfCan(z) returns tan(z) if possible, and "failed" otherwise.
    cotIfCan: K -> Union(K,"failed")
      ++ cotIfCan(z) returns cot(z) if possible, and "failed" otherwise.
    secIfCan: K -> Union(K,"failed")
      ++ secIfCan(z) returns sec(z) if possible, and "failed" otherwise.
    cscIfCan: K -> Union(K,"failed")
      ++ cscIfCan(z) returns csc(z) if possible, and "failed" otherwise.
 
--% ArcTrigonometricFunctionCategory
 
    asinIfCan: K -> Union(K,"failed")
      ++ asinIfCan(z) returns asin(z) if possible, and "failed" otherwise.
    acosIfCan: K -> Union(K,"failed")
      ++ acosIfCan(z) returns acos(z) if possible, and "failed" otherwise.
    atanIfCan: K -> Union(K,"failed")
      ++ atanIfCan(z) returns atan(z) if possible, and "failed" otherwise.
    acotIfCan: K -> Union(K,"failed")
      ++ acotIfCan(z) returns acot(z) if possible, and "failed" otherwise.
    asecIfCan: K -> Union(K,"failed")
      ++ asecIfCan(z) returns asec(z) if possible, and "failed" otherwise.
    acscIfCan: K -> Union(K,"failed")
      ++ acscIfCan(z) returns acsc(z) if possible, and "failed" otherwise.
 
--% HyperbolicFunctionCategory
 
    sinhIfCan: K -> Union(K,"failed")
      ++ sinhIfCan(z) returns sinh(z) if possible, and "failed" otherwise.
    coshIfCan: K -> Union(K,"failed")
      ++ coshIfCan(z) returns cosh(z) if possible, and "failed" otherwise.
    tanhIfCan: K -> Union(K,"failed")
      ++ tanhIfCan(z) returns tanh(z) if possible, and "failed" otherwise.
    cothIfCan: K -> Union(K,"failed")
      ++ cothIfCan(z) returns coth(z) if possible, and "failed" otherwise.
    sechIfCan: K -> Union(K,"failed")
      ++ sechIfCan(z) returns sech(z) if possible, and "failed" otherwise.
    cschIfCan: K -> Union(K,"failed")
      ++ cschIfCan(z) returns csch(z) if possible, and "failed" otherwise.
 
--% ArcHyperbolicFunctionCategory
 
    asinhIfCan: K -> Union(K,"failed")
      ++ asinhIfCan(z) returns asinh(z) if possible, and "failed" otherwise.
    acoshIfCan: K -> Union(K,"failed")
      ++ acoshIfCan(z) returns acosh(z) if possible, and "failed" otherwise.
    atanhIfCan: K -> Union(K,"failed")
      ++ atanhIfCan(z) returns atanh(z) if possible, and "failed" otherwise.
    acothIfCan: K -> Union(K,"failed")
      ++ acothIfCan(z) returns acoth(z) if possible, and "failed" otherwise.
    asechIfCan: K -> Union(K,"failed")
      ++ asechIfCan(z) returns asech(z) if possible, and "failed" otherwise.
    acschIfCan: K -> Union(K,"failed")
      ++ acschIfCan(z) returns acsch(z) if possible, and "failed" otherwise.

@
\section{License}
<<license>>=
--Copyright (c) 1991-2002, The Numerical ALgorithms Group Ltd.
--All rights reserved.
--
--Redistribution and use in source and binary forms, with or without
--modification, are permitted provided that the following conditions are
--met:
--
--    - Redistributions of source code must retain the above copyright
--      notice, this list of conditions and the following disclaimer.
--
--    - Redistributions in binary form must reproduce the above copyright
--      notice, this list of conditions and the following disclaimer in
--      the documentation and/or other materials provided with the
--      distribution.
--
--    - Neither the name of The Numerical ALgorithms Group Ltd. nor the
--      names of its contributors may be used to endorse or promote products
--      derived from this software without specific prior written permission.
--
--THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
--IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
--TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
--PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER
--OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
--EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
--PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
--PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
--LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
--NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
--SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
@
<<*>>=
<<license>>

<<category PTRANFN PartialTranscendentalFunctions>>
@
\eject
\begin{thebibliography}{99}
\bibitem{1} nothing
\end{thebibliography}
\end{document}