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<!DOCTYPE HTML PUBLIC "-//IETF//DTD HTML 3.2 Final//FR"><!-- Converted with LaTeX2HTML 95.1 (Fri Jan 20 1995) --><!-- by Nikos Drakos (nikos@cbl.leeds.ac.uk), CBLU, University of Leeds --><!-- Modified Simulog 03/97 --><HTML><HEAD><TITLE>4.2 AMAT2</TITLE><LINK REL=STYLESHEET TYPE="text/css" HREF="./Modulef.css" TITLE="Modulef CSS"><meta name="description" value="4.2 AMAT2"><meta name="keywords" value="Guide5"><meta name="resource-type" value="document"><meta name="distribution" value="global"></HEAD><BODY BGCOLOR="#FFFFFF"><P> <IMG SRC="../icons/smallmod.gif" WIDTH=211 HEIGHT=50 ALIGN=BOTTOM ALT="Modulef"><A NAME=tex2html593 HREF="node23.html"><IMG BORDER=0 ALIGN=BOTTOM SRC="../icons/previous_motif.gif" ALT="previous"></A><A NAME=tex2html599 HREF="node22.html"><IMG BORDER=0 ALIGN=BOTTOM SRC="../icons/up_motif.gif" ALT="up"></A><A NAME=tex2html601 HREF="node25.html"><IMG BORDER=0 ALIGN=BOTTOM SRC="../icons/next_motif.gif" ALT="next"></A><A NAME=tex2html603 HREF="node2.html"><IMG BORDER=0 ALIGN=BOTTOM SRC="../icons/contents_motif.gif" ALT="contents"></A><A HREF="../Guide5-18/node24.html"><IMG BORDER=0 SRC="../icons/zoom18.gif" ALIGN=BOTTOM ALT="[BIG]"></A><A HREF="../Guide5-14/node24.html"><IMG BORDER=0 SRC="../icons/zoom14.gif" ALIGN=BOTTOM ALT="[Normal]"></A><A HREF="../Guide5-10/node24.html"><IMG BORDER=0 SRC="../icons/zoom10.gif" ALIGN=BOTTOM ALT="[small]"></A><BR><B> Next: </B> <A NAME=tex2html602 HREF="node25.html">4.3 CCAMAT</A><B>Up: </B> <A NAME=tex2html600 HREF="node22.html">4 Utilities</A><B> Prev: </B> <A NAME=tex2html594 HREF="node23.html">4.1 AMATB</A><B><A HREF="node2.html" >Contents</A></B><HR SIZE=3 WIDTH="75%"><H1><A NAME=SECTION04420000000000000000>4.2 AMAT2</A></H1><P><DL COMPACT><DT>Aim:<DD> Linearly combine two symmetric matrices<A NAME=2006> </A><b>A1</b> and <b>A2</b> stored in data structures AMAT1 and AMAT2. The result is a AMAT data structure, which contains the matrix <IMG BORDER=0 ALIGN=MIDDLE ALT="" SRC="img73.gif">.<P><DT>Utilization:<DD> <P><UL><LI> dimension array M (in the blank common),<LI> call INITI, <LI> create the input data structures AMAT1 and AMAT2.</UL><P>Call the module:<P><PRE> CALL AMAT2(M,ALPHA1,NFAMA1,NIAMA1, + ALPHA2,NFAMA2,NIAMA2, + NFAMAS,NIAMAS)</PRE><P>where:<UL><LI> M: the super array,<LI> ALPHA1 (double precision): the multiplication coefficient of matrix <b>A1</b>,<LI> NFAMA1: the number of the support file of I.D.S. AMAT: AMAT1,<LI> NIAMA1: its level number,<LI> ALPHA2 (double precision): the multiplication coefficient of matrix <b>A2</b>,<LI> NFAMA2: the number of the support file of I.D.S. AMAT: AMAT2,<LI> NIAMA2: its level number,<LI> NFAMAS: the number of the support file of O.D.S. AMAT: AMAS,<LI> NIAMAS: its level number.<DL COMPACT><DT>Note:<DD> if NIAMA1=NIAMAS (resp. if NIAMA2=NIAMAS) the skeleton <FONT color="#B8860B" SIZE=-1><I>(<IMG ALIGN=middle SRC="../icons/foot_motif.gif" ALT="[note]"> the skeleton of matrix <b>A</b> is the set of indices<IMG BORDER=0 ALIGN=MIDDLE ALT="" SRC="img74.gif"> )</I></FONT> of <b>A2</b> must be contained inside the skeleton of <b>A1</b> (resp. the skeleton of <b>A1</b> must be contained inside that of <b>A2</b>).<P>In addition, if NIAMA1=NIAMA2, then NFAMA1 and NFAMA2 must be equal.<P> </DL></UL> </DL><P><HR SIZE=3 WIDTH="75%"><IMG SRC="../icons/smallmod.gif" WIDTH=211 HEIGHT=50 ALIGN=BOTTOM ALT="Modulef"><A NAME=tex2html593 HREF="node23.html"><IMG BORDER=0 ALIGN=BOTTOM SRC="../icons/previous_motif.gif" ALT="previous"></A><A NAME=tex2html599 HREF="node22.html"><IMG BORDER=0 ALIGN=BOTTOM SRC="../icons/up_motif.gif" ALT="up"></A><A NAME=tex2html601 HREF="node25.html"><IMG BORDER=0 ALIGN=BOTTOM SRC="../icons/next_motif.gif" ALT="next"></A><A NAME=tex2html603 HREF="node2.html"><IMG BORDER=0 ALIGN=BOTTOM SRC="../icons/contents_motif.gif" ALT="contents"></A><A HREF="../Guide5-18/node24.html"><IMG BORDER=0 SRC="../icons/zoom18.gif" ALIGN=BOTTOM ALT="[BIG]"></A><A HREF="../Guide5-14/node24.html"><IMG BORDER=0 SRC="../icons/zoom14.gif" ALIGN=BOTTOM ALT="[Normal]"></A><A HREF="../Guide5-10/node24.html"><IMG BORDER=0 SRC="../icons/zoom10.gif" ALIGN=BOTTOM ALT="[small]"></A><BR><B> Next: </B> <A NAME=tex2html602 HREF="node25.html">4.3 CCAMAT</A><B>Up: </B> <A NAME=tex2html600 HREF="node22.html">4 Utilities</A><B> Prev: </B> <A NAME=tex2html594 HREF="node23.html">4.1 AMATB</A><B><A HREF="node2.html" >Contents</A></B><BR> <HR><P><ADDRESS></ADDRESS></BODY></HTML>⌨️ 快捷键说明
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