You cannot select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
110 lines
2.9 KiB
HTML
110 lines
2.9 KiB
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>csclip -- Reduce to a submatrix</TITLE>
|
|
<META NAME="description" CONTENT="csclip -- Reduce to a submatrix">
|
|
<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="node33.html">
|
|
<LINK REL="previous" HREF="node31.html">
|
|
<LINK REL="up" HREF="node21.html">
|
|
<LINK REL="next" HREF="node33.html">
|
|
</HEAD>
|
|
|
|
<BODY >
|
|
<!--Navigation Panel-->
|
|
<A NAME="tex2html628"
|
|
HREF="node33.html">
|
|
<IMG WIDTH="37" HEIGHT="24" ALIGN="BOTTOM" BORDER="0" ALT="next" SRC="next.png"></A>
|
|
<A NAME="tex2html624"
|
|
HREF="node21.html">
|
|
<IMG WIDTH="26" HEIGHT="24" ALIGN="BOTTOM" BORDER="0" ALT="up" SRC="up.png"></A>
|
|
<A NAME="tex2html618"
|
|
HREF="node31.html">
|
|
<IMG WIDTH="63" HEIGHT="24" ALIGN="BOTTOM" BORDER="0" ALT="previous" SRC="prev.png"></A>
|
|
<A NAME="tex2html626"
|
|
HREF="node1.html">
|
|
<IMG WIDTH="65" HEIGHT="24" ALIGN="BOTTOM" BORDER="0" ALT="contents" SRC="contents.png"></A>
|
|
<BR>
|
|
<B> Next:</B> <A NAME="tex2html629"
|
|
HREF="node33.html">get_diag Get</A>
|
|
<B> Up:</B> <A NAME="tex2html625"
|
|
HREF="node21.html">Sparse Matrix class</A>
|
|
<B> Previous:</B> <A NAME="tex2html619"
|
|
HREF="node31.html">cscnv Convert</A>
|
|
<B> <A NAME="tex2html627"
|
|
HREF="node1.html">Contents</A></B>
|
|
<BR>
|
|
<BR>
|
|
<!--End of Navigation Panel-->
|
|
|
|
<H3><A NAME="SECTION000421100000000000000">
|
|
csclip -- Reduce to a submatrix</A>
|
|
</H3>
|
|
|
|
<PRE>
|
|
call a%csclip(b,info[,&
|
|
& imin,imax,jmin,jmax,rscale,cscale])
|
|
</PRE>
|
|
|
|
<P>
|
|
Returns the submatrix <code>A(imin:imax,jmin:jmax)</code>, optionally
|
|
rescaling row/col indices to the range
|
|
<code>1:imax-imin+1,1:jmax-jmin+1</code>.
|
|
<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.
|
|
<BR>
|
|
A variable of type <code>psb_Tspmat_type</code>.
|
|
<BR>
|
|
Scope: <B>local</B>.
|
|
<BR></DD>
|
|
<DT><STRONG>imin,imax,jmin,jmax</STRONG></DT>
|
|
<DD>Minimum and maximum row and column indices.
|
|
<BR>
|
|
Type: optional.
|
|
</DD>
|
|
<DT><STRONG>rscale,cscale</STRONG></DT>
|
|
<DD>Whether to rescale row/column indices.
|
|
Type: optional.
|
|
</DD>
|
|
</DL>
|
|
<DL>
|
|
<DT><STRONG><B>On Return</B></STRONG></DT>
|
|
<DD>
|
|
</DD>
|
|
<DT><STRONG>b</STRONG></DT>
|
|
<DD>A copy of a submatrix of <code>a</code>.
|
|
<BR>
|
|
A variable of type <code>psb_Tspmat_type</code>.
|
|
</DD>
|
|
<DT><STRONG>info</STRONG></DT>
|
|
<DD>Return code.
|
|
</DD>
|
|
</DL>
|
|
|
|
<P>
|
|
<BR><HR>
|
|
|
|
</BODY>
|
|
</HTML>
|