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<H3><A NAME="SECTION000421100000000000000">
csclip -- Reduce to a submatrix</A>
</H3>

<PRE>
    call a%csclip(b,info[,&amp;
       &amp; 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>

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