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version 1.6, 2000/01/16 03:15:49 version 1.9, 2000/01/17 00:48:06
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 % $OpenXM: OpenXM/doc/issac2000/openxm-clients.tex,v 1.5 2000/01/15 06:26:06 takayama Exp $  % $OpenXM: OpenXM/doc/issac2000/openxm-clients.tex,v 1.8 2000/01/16 10:58:19 takayama Exp $
   
 \section{OpenXM Clients}  \section{OpenXM Clients}
   
Line 56  to avoid blocking on read operations.
Line 56  to avoid blocking on read operations.
 \subsection{Mathematica}  \subsection{Mathematica}
   
 We provide an OpenXM client {\tt math2ox} written as an external module  We provide an OpenXM client {\tt math2ox} written as an external module
 for Mathematica.  Our client communicates with Mathematica by MathLink and  for Mathematica.
 with an OpenXM server by OpenXM protocols.  The module {\tt math2ox} communicates with Mathematica by MathLink and
   with any OpenXM server by the OpenXM protocol.
 By using the module {\tt math2ox},  By using the module {\tt math2ox},
 we can call OpenXM servers from Mathematica;  we can call OpenXM servers from Mathematica;
 here is an example of a computation of the de Rham cohomology groups  here is a demonstration of a computation of the de Rham cohomology groups
 of ${\bf C}^2 \setminus V(x^3-y^2)$.  of ${\bf C}^2 \setminus V(x^3-y^2)$ from Mathematica.
 {\footnotesize  {\footnotesize
 \begin{verbatim}  \begin{verbatim}
 In[1]:= Install["math2ox"]  In[1]:= Install["math2ox"]
 In[2]:= OxStart["../lib/sm1/bin/ox_sm1_forAsir"]  In[2]:= OxStart["../lib/sm1/bin/ox_sm1_forAsir"]
 In[3]:= OxExecute[" [(x^3-y^2) (x,y)] deRham "]  In[3]:= OxExecute[" [(x^3-y^2) (x,y)] deRham "]
 In[4]:= OxPopString[]  In[4]:= OxPopString[]
 Out[4]=  [ 1 , 1 , 0 ]  Out[4]=  [ 1 , 1 , 0 ]  (* The dimension of
                              cohomology groups *)
 \end{verbatim}  \end{verbatim}
 }  }
   
 \subsubsection{Functions}  The {\tt math2ox} adds the following functions to Mathematica.
   
 The {\tt math2ox} has the following functions.  
 \begin{quote}  \begin{quote}
 {\tt OxStart[s\_String]} \\  {\tt OxStart[s\_String]} \\
 {\tt OxStartInsecure[s\_String]} \\  {\tt OxStartInsecure[s\_String]} \\
Line 86  The {\tt math2ox} has the following functions.
Line 86  The {\tt math2ox} has the following functions.
 {\tt OxClose[]} \\  {\tt OxClose[]} \\
 {\tt OxReset[]}  {\tt OxReset[]}
 \end{quote}  \end{quote}
 For example, {\tt OxPopCMO[]} executes the same operation  Although the list of functions speaks itself,
 as {\tt ox\_pop\_cmo()} in Risa/Asir.  we add some explanations.
 By using the {\tt OxParse[]} function, one can send suitable OX messages,  The function {\tt OxPopCMO[]} executes the same operation
 written by the OX expression, to a server. OX expressions are  as {\tt ox\_pop\_cmo()} in Risa/Asir;
 Lisp-like expressions for OX messages and are defined  it pops data from the server stack.
 in~\cite{noro-takayama}.  
 The {\tt OxGet[]} receives an OX data message  The {\tt OxGet[]} receives an OX data message
 and returns its translation to an local object.  and returns its translation to an local object.
   The function {\tt OxParse[]} helps debugging to connect Mathematica
   and ox servers.
   By using the function, one can send OX messages,
   written by the OX expression, to a server.
   OX expressions are Lisp-like expressions for OX messages and are defined
   in~\cite{noro-takayama}.
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