psblas3/docs/html/node114.html

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 3.2 Final//EN">

<!--Converted with LaTeX2HTML 2008 (1.71)
original version by:  Nikos Drakos, CBLU, University of Leeds
* revised and updated by:  Marcus Hennecke, Ross Moore, Herb Swan
* with significant contributions from:
  Jens Lippmann, Marek Rouchal, Martin Wilck and others -->
<HTML>
<HEAD>
<TITLE>hb_write -- Write a sparse matrix to a file in the Harwell-Boeing format</TITLE>
<META NAME="description" CONTENT="hb_write -- Write a sparse matrix to a file in the Harwell-Boeing format">
<META NAME="keywords" CONTENT="userhtml">
<META NAME="resource-type" CONTENT="document">
<META NAME="distribution" CONTENT="global">

<META NAME="Generator" CONTENT="LaTeX2HTML v2008">
<META HTTP-EQUIV="Content-Style-Type" CONTENT="text/css">

<LINK REL="STYLESHEET" HREF="userhtml.css">

<LINK REL="next" HREF="node115.html">
<LINK REL="previous" HREF="node113.html">
<LINK REL="up" HREF="node112.html">
<LINK REL="next" HREF="node115.html">
</HEAD>

<BODY >
<!--Navigation Panel-->
<A NAME="tex2html1669"
  HREF="node115.html">
<IMG WIDTH="37" HEIGHT="24" ALIGN="BOTTOM" BORDER="0" ALT="next" SRC="next.png"></A> 
<A NAME="tex2html1665"
  HREF="node112.html">
<IMG WIDTH="26" HEIGHT="24" ALIGN="BOTTOM" BORDER="0" ALT="up" SRC="up.png"></A> 
<A NAME="tex2html1659"
  HREF="node113.html">
<IMG WIDTH="63" HEIGHT="24" ALIGN="BOTTOM" BORDER="0" ALT="previous" SRC="prev.png"></A> 
<A NAME="tex2html1667"
  HREF="node1.html">
<IMG WIDTH="65" HEIGHT="24" ALIGN="BOTTOM" BORDER="0" ALT="contents" SRC="contents.png"></A>  
<BR>
<B> Next:</B> <A NAME="tex2html1670"
  HREF="node115.html">mm_mat_read   Read</A>
<B> Up:</B> <A NAME="tex2html1666"
  HREF="node112.html">Utilities</A>
<B> Previous:</B> <A NAME="tex2html1660"
  HREF="node113.html">hb_read   Read</A>
 &nbsp; <B>  <A NAME="tex2html1668"
  HREF="node1.html">Contents</A></B> 
<BR>
<BR>
<!--End of Navigation Panel-->

<H2><A NAME="SECTION000102000000000000000">
hb_write -- Write a sparse matrix to a  file
  in the Harwell-Boeing format</A>
</H2>

<P>
<BR>
<IMG
 WIDTH="538" HEIGHT="16" ALIGN="BOTTOM" BORDER="0"
 SRC="img150.png"
 ALT="\begin{lstlisting}
call hb_write(a, iret, iunit, filename, key, rhs, mtitle)
\end{lstlisting}">
<BR>

<P>
<DL>
<DT><STRONG>Type:</STRONG></DT>
<DD>Asynchronous.
</DD>
<DT><STRONG><B>On Entry </B></STRONG></DT>
<DD>
</DD>
<DT><STRONG>a</STRONG></DT>
<DD>the sparse matrix to be written.
<BR>
Type:<B>required</B>.
<BR>
Specified as: a structured data of type spdata<TT>psb_Tspmat_type</TT>.
</DD>
<DT><STRONG>b</STRONG></DT>
<DD>Rigth hand side.
<BR>
Type: <B>Optional</B> 
<BR>
An  array of type real or complex, rank 1 and having the ALLOCATABLE
attribute; will be allocated and filled in if the input file contains
a right hand side. 
</DD>
<DT><STRONG>filename</STRONG></DT>
<DD>The name of the file to be written to.
<BR>
Type:<B>optional</B>.
<BR>
Specified as: a character variable containing a valid file name, or
<code>-</code>, in which case the default output unit  6 (i.e. standard output
in Unix jargon) is used. Default: <code>-</code>. 
</DD>
<DT><STRONG>iunit</STRONG></DT>
<DD>The Fortran file unit number.
<BR>
Type:<B>optional</B>.
<BR>
Specified as: an integer value. Only meaningful if filename is not <code>-</code>.
</DD>
<DT><STRONG>key</STRONG></DT>
<DD>Matrix key.
<BR>
Type: <B>Optional</B> 
<BR>
A charachter variable of length 8 holding the
matrix key as specified by the Harwell-Boeing format and to be
written to file.
</DD>
<DT><STRONG>mtitle</STRONG></DT>
<DD>Matrix title.
<BR>
Type: <B>Optional</B> 
<BR>
A charachter variable of length 72 holding the
matrix title as specified by the Harwell-Boeing format and to be
written to file.
</DD>
</DL>

<P>
<DL>
<DT><STRONG><B>On Return</B></STRONG></DT>
<DD>
</DD>
<DT><STRONG>iret</STRONG></DT>
<DD>Error code.
<BR>
Type: <B>required</B> 
<BR>
An integer value; 0 means no error has been detected. 
</DD>
</DL>

<P>
<HR>
<!--Navigation Panel-->
<A NAME="tex2html1669"
  HREF="node115.html">
<IMG WIDTH="37" HEIGHT="24" ALIGN="BOTTOM" BORDER="0" ALT="next" SRC="next.png"></A> 
<A NAME="tex2html1665"
  HREF="node112.html">
<IMG WIDTH="26" HEIGHT="24" ALIGN="BOTTOM" BORDER="0" ALT="up" SRC="up.png"></A> 
<A NAME="tex2html1659"
  HREF="node113.html">
<IMG WIDTH="63" HEIGHT="24" ALIGN="BOTTOM" BORDER="0" ALT="previous" SRC="prev.png"></A> 
<A NAME="tex2html1667"
  HREF="node1.html">
<IMG WIDTH="65" HEIGHT="24" ALIGN="BOTTOM" BORDER="0" ALT="contents" SRC="contents.png"></A>  
<BR>
<B> Next:</B> <A NAME="tex2html1670"
  HREF="node115.html">mm_mat_read   Read</A>
<B> Up:</B> <A NAME="tex2html1666"
  HREF="node112.html">Utilities</A>
<B> Previous:</B> <A NAME="tex2html1660"
  HREF="node113.html">hb_read   Read</A>
 &nbsp; <B>  <A NAME="tex2html1668"
  HREF="node1.html">Contents</A></B> 
<!--End of Navigation Panel-->

</BODY>
</HTML>