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Document DESC%CNV method and MOLD arguments to CDASB and PREC%BUILD

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Salvatore Filippone
2017-12-14 17:09:59 +00:00
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* revised and updated by: Marcus Hennecke, Ross Moore, Herb Swan
* with significant contributions from:
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<HTML>
<HEAD>
<TITLE>triu -- Return the upper triangle</TITLE>
<META NAME="description" CONTENT="triu -- Return the upper triangle">
<TITLE>tril -- Return the lower triangle</TITLE>
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<H3><A NAME="SECTION000421600000000000000">
triu -- Return the upper triangle</A>
<H3><A NAME="SECTION000421500000000000000">
tril -- Return the lower triangle</A>
</H3>
<PRE>
call a%triu(u,info[,&amp;
&amp; diag,imin,imax,jmin,jmax,rscale,cscale,l])
call a%tril(l,info[,&amp;
&amp; diag,imin,imax,jmin,jmax,rscale,cscale,u])
</PRE>
<P>
Returns the upper triangular part of submatrix
Returns the lower triangular part of 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>, and returing the
complementary lower triangle.
the range <code>1:imax-imin+1,1:jmax-jmin+1</code> and returing the
complementary upper triangle.
<DL>
<DT><STRONG>Type:</STRONG></DT>
<DD>Asynchronous.
@@ -98,13 +95,13 @@ Type: optional.
<DT><STRONG><B>On Return</B></STRONG></DT>
<DD>
</DD>
<DT><STRONG>u</STRONG></DT>
<DD>A copy of the upper triangle of <code>a</code>.
<DT><STRONG>l</STRONG></DT>
<DD>A copy of the lower triangle of <code>a</code>.
<BR>
A variable of type <code>psb_Tspmat_type</code>.
</DD>
<DT><STRONG>l</STRONG></DT>
<DD>(optional) A copy of the lower triangle of <code>a</code>.
<DT><STRONG>u</STRONG></DT>
<DD>(optional) A copy of the upper triangle of <code>a</code>.
<BR>
A variable of type <code>psb_Tspmat_type</code>.
</DD>