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psblas3:
fix documentation bug for NRM2
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+36
-162
@@ -7,8 +7,8 @@ original version by: Nikos Drakos, CBLU, University of Leeds
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Jens Lippmann, Marek Rouchal, Martin Wilck and others -->
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<HTML>
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<HEAD>
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<TITLE>psb_sp_getrow -- Extract row(s) from a sparse matrix</TITLE>
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<META NAME="description" CONTENT="psb_sp_getrow -- Extract row(s) from a sparse matrix">
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<TITLE>psb_get_overlap -- Extract list of overlap elements</TITLE>
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<META NAME="description" CONTENT="psb_get_overlap -- Extract list of overlap elements">
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<META NAME="keywords" CONTENT="userhtml">
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<META NAME="resource-type" CONTENT="document">
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<META NAME="distribution" CONTENT="global">
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@@ -20,45 +20,44 @@ original version by: Nikos Drakos, CBLU, University of Leeds
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<!--Navigation Panel-->
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<A NAME="tex2html1016"
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<A NAME="tex2html1018"
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HREF="node68.html">
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<IMG WIDTH="37" HEIGHT="24" ALIGN="BOTTOM" BORDER="0" ALT="next" SRC="next.png"></A>
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<A NAME="tex2html1012"
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<A NAME="tex2html1014"
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HREF="node43.html">
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<IMG WIDTH="26" HEIGHT="24" ALIGN="BOTTOM" BORDER="0" ALT="up" SRC="up.png"></A>
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HREF="node1.html">
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<IMG WIDTH="65" HEIGHT="24" ALIGN="BOTTOM" BORDER="0" ALT="contents" SRC="contents.png"></A>
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<BR>
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<B> Next:</B> <A NAME="tex2html1017"
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HREF="node68.html">psb_sizeof Memory</A>
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<B> Up:</B> <A NAME="tex2html1013"
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HREF="node42.html">Data management routines</A>
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<B> Previous:</B> <A NAME="tex2html1007"
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HREF="node66.html">psb_get_overlap Extract</A>
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<B> <A NAME="tex2html1015"
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<B> Next:</B> <A NAME="tex2html1019"
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HREF="node68.html">psb_sp_getrow Extract</A>
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<B> Up:</B> <A NAME="tex2html1015"
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HREF="node43.html">Data management routines</A>
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<B> Previous:</B> <A NAME="tex2html1009"
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HREF="node66.html">psb_get_boundary Extract</A>
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<B> <A NAME="tex2html1017"
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HREF="node1.html">Contents</A></B>
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<BR>
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<BR>
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<!--End of Navigation Panel-->
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<H2><A NAME="SECTION000725000000000000000">
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psb_sp_getrow -- Extract row(s) from a sparse matrix</A>
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<H2><A NAME="SECTION000724000000000000000">
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psb_get_overlap -- Extract list of overlap elements</A>
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</H2>
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<P>
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<PRE>
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call psb_sp_getrow(row, a, nz, ia, ja, val, info, &
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& append, nzin, lrw)
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call psb_get_overlap(ovrel, desc, info)
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</PRE>
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<P>
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@@ -69,75 +68,16 @@ call psb_sp_getrow(row, a, nz, ia, ja, val, info, &
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<DT><STRONG><B>On Entry</B></STRONG></DT>
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<DD>
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</DD>
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<DT><STRONG>row</STRONG></DT>
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<DD>The (first) row to be extracted.
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<DT><STRONG>desc</STRONG></DT>
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<DD>the communication descriptor.
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<BR>
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Scope:<B>local</B>
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Scope:<B>local</B>.
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<BR>
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Type:<B>required</B>
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Type:<B>required</B>.
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<BR>
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Intent: <B>in</B>.
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<BR>
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Specified as: an integer <IMG
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WIDTH="29" HEIGHT="30" ALIGN="MIDDLE" BORDER="0"
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SRC="img108.png"
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ALT="$>0$">.
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</DD>
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<DT><STRONG>a</STRONG></DT>
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<DD>the matrix from which to get rows.
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<BR>
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Scope:<B>local</B>
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<BR>
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Type:<B>required</B>
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<BR>
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Intent: <B>in</B>.
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<BR>
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Specified as: a structured data of type spdata<TT>psb_spmat_type</TT>.
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</DD>
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<DT><STRONG>append</STRONG></DT>
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<DD>Whether to append or overwrite existing output.
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<BR>
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Scope:<B>local</B>
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<BR>
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Type:<B>optional</B>
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<BR>
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Intent: <B>in</B>.
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<BR>
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Specified as: a logical value default: false (overwrite).
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</DD>
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<DT><STRONG>nzin</STRONG></DT>
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<DD>Input size to be appended to.
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<BR>
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Scope:<B>local</B>
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<BR>
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Type:<B>optional</B>
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<BR>
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Intent: <B>in</B>.
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<BR>
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Specified as: an integer <IMG
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WIDTH="29" HEIGHT="30" ALIGN="MIDDLE" BORDER="0"
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SRC="img108.png"
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ALT="$>0$">. When append is true, specifies how many
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entries in the output vectors are already filled.
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</DD>
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<DT><STRONG>lrw</STRONG></DT>
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<DD>The last row to be extracted.
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<BR>
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Scope:<B>local</B>
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<BR>
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Type:<B>optional</B>
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<BR>
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Intent: <B>in</B>.
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<BR>
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Specified as: an integer <IMG
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WIDTH="29" HEIGHT="30" ALIGN="MIDDLE" BORDER="0"
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SRC="img108.png"
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ALT="$>0$">, default: <IMG
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WIDTH="31" HEIGHT="13" ALIGN="BOTTOM" BORDER="0"
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SRC="img109.png"
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ALT="$row$">.
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<P>
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Specified as: a structured data of type descdata<TT>psb_desc_type</TT>.
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</DD>
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</DL>
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@@ -146,50 +86,19 @@ Specified as: an integer <IMG
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<DT><STRONG><B>On Return</B></STRONG></DT>
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<DD>
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</DD>
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<DT><STRONG>nz</STRONG></DT>
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<DD>the number of elements returned by this call.
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<DT><STRONG>ovrel</STRONG></DT>
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<DD>The list of overlap elements on the calling process, in
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local numbering.
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<BR>
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Scope:<B>local</B>.
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Scope: <B>local</B>
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<BR>
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Type:<B>required</B>.
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Type: <B>required</B>
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<BR>
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Intent: <B>out</B>.
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<BR>
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Returned as: an integer scalar.
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</DD>
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<DT><STRONG>ia</STRONG></DT>
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<DD>the row indices.
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<BR>
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Scope:<B>local</B>.
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<BR>
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Type:<B>required</B>.
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<BR>
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Intent: <B>inout</B>.
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<BR>
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Specified as: an integer array with the <code>ALLOCATABLE</code> attribute.
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</DD>
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<DT><STRONG>ja</STRONG></DT>
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<DD>the column indices of the elements to be inserted.
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<BR>
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Scope:<B>local</B>.
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<BR>
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Type:<B>required</B>.
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<BR>
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Intent: <B>inout</B>.
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<BR>
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Specified as: an integer array with the <code>ALLOCATABLE</code> attribute.
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</DD>
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<DT><STRONG>val</STRONG></DT>
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<DD>the elements to be inserted.
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<BR>
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Scope:<B>local</B>.
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<BR>
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Type:<B>required</B>.
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<BR>
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Intent: <B>inout</B>.
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<BR>
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Specified as: a real array with the <code>ALLOCATABLE</code> attribute.
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</DD>
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Specified as: a rank one array with the ALLOCATABLE
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attribute, of type integer.
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<BR></DD>
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<DT><STRONG>info</STRONG></DT>
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<DD>Error code.
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<BR>
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@@ -207,51 +116,16 @@ An integer value; 0 means no error has been detected.
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<FONT SIZE="+1"><B>Notes</B></FONT>
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<OL>
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<LI>The output <IMG
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WIDTH="22" HEIGHT="13" ALIGN="BOTTOM" BORDER="0"
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SRC="img100.png"
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ALT="$nz$"> is always the size of the output generated by
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the current call; thus, if <code>append=.true.</code>, the total output
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size will be <IMG
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WIDTH="74" HEIGHT="29" ALIGN="MIDDLE" BORDER="0"
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SRC="img110.png"
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ALT="$nzin+nz$">, with the newly extracted coefficients stored in
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entries <code>nzin+1:nzin+nz</code> of the array arguments;
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<LI>If there are no overlap elements the output vector is set
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to the ``not allocated'' state.
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</LI>
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<LI>When <code>append=.true.</code> the output arrays are reallocated as
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necessary;
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</LI>
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<LI>The row and column indices are returned in the local numbering
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scheme; if the global numbering is desired, the user may employ the
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<code>psb_loc_to_glob</code> routine on the output.
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<LI>Otherwise the size of <code>ovrel</code> will be exactly equal to the
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number of overlap elements.
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</LI>
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</OL>
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<P>
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<HR>
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<!--Navigation Panel-->
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<A NAME="tex2html1016"
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HREF="node68.html">
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<IMG WIDTH="37" HEIGHT="24" ALIGN="BOTTOM" BORDER="0" ALT="next" SRC="next.png"></A>
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<A NAME="tex2html1012"
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HREF="node42.html">
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<IMG WIDTH="26" HEIGHT="24" ALIGN="BOTTOM" BORDER="0" ALT="up" SRC="up.png"></A>
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<A NAME="tex2html1006"
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HREF="node66.html">
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<IMG WIDTH="63" HEIGHT="24" ALIGN="BOTTOM" BORDER="0" ALT="previous" SRC="prev.png"></A>
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HREF="node1.html">
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<IMG WIDTH="65" HEIGHT="24" ALIGN="BOTTOM" BORDER="0" ALT="contents" SRC="contents.png"></A>
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<BR>
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<B> Next:</B> <A NAME="tex2html1017"
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HREF="node68.html">psb_sizeof Memory</A>
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<B> Up:</B> <A NAME="tex2html1013"
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HREF="node42.html">Data management routines</A>
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<B> Previous:</B> <A NAME="tex2html1007"
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HREF="node66.html">psb_get_overlap Extract</A>
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<B> <A NAME="tex2html1015"
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HREF="node1.html">Contents</A></B>
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