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This commit is contained in:
Salvatore Filippone
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@@ -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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<B> Next:</B> <A NAME="tex2html1624"
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HREF="node114.html">About this document ...</A>
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<B> Previous:</B> <A NAME="tex2html1614"
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HREF="node112.html">psb_krylov Krylov</A>
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<B> <A NAME="tex2html1622"
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<B> Next:</B> <A NAME="tex2html1648"
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HREF="node114.html">psb_precbld Builds</A>
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HREF="node112.html">Preconditioner routines</A>
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<B> Previous:</B> <A NAME="tex2html1638"
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HREF="node112.html">Preconditioner routines</A>
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<B> <A NAME="tex2html1646"
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HREF="node1.html">Contents</A></B>
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<BR><BR>
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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="SECTION000130000000000000000">
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Bibliography</A>
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</H2><DL COMPACT><DD><P></P><DT><A NAME="DesPat:11">1</A>
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<DD>
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D. Barbieri, V. Cardellini, S. Filippone and D. Rouson
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<EM>Design Patterns for Scientific Computations on Sparse Matrices</EM>,
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HPSS 2011, Algorithms and Programming Tools for Next-Generation High-Performance Scientific Software, Bordeaux, Sep. 2011
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<H2><A NAME="SECTION000111000000000000000">
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psb_precinit -- Initialize a preconditioner</A>
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</H2>
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<P>
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<P></P><DT><A NAME="PARA04FOREST">2</A>
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<PRE>
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call psb_precinit(prec, ptype, info)
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</PRE>
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<P>
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<DL>
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<DT><STRONG>Type:</STRONG></DT>
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<DD>Asynchronous.
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</DD>
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<DT><STRONG><B>On Entry</B></STRONG></DT>
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<DD>
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G. Bella, S. Filippone, A. De Maio and M. Testa,
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<EM>A Simulation Model for Forest Fires</EM>,
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in J. Dongarra, K. Madsen, J. Wasniewski, editors,
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Proceedings of PARA 04 Workshop on State of the Art
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in Scientific Computing, pp. 546-553, Lecture Notes in Computer Science,
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Springer, 2005.
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<P></P><DT><A NAME="2007d">3</A>
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<DD> A. Buttari, D. di Serafino, P. D'Ambra, S. Filippone,<BR>
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2LEV-D2P4: a package of high-performance preconditioners,<BR>
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Applicable Algebra in Engineering, Communications and Computing,
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Volume 18, Number 3, May, 2007, pp. 223-239
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<P></P><DT><A NAME="2007c">4</A>
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<DD> P. D'Ambra, S. Filippone, D. Di Serafino<BR>
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On the Development of PSBLAS-based Parallel Two-level Schwarz Preconditioners
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</DD>
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<DT><STRONG>ptype</STRONG></DT>
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<DD>the type of preconditioner.
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Scope: <B>global</B>
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<BR>
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Applied Numerical Mathematics, Elsevier Science,
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Volume 57, Issues 11-12, November-December 2007, Pages 1181-1196.
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<P>
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<P></P><DT><A NAME="BLAS2">5</A>
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<DD>
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Dongarra, J. J., DuCroz, J., Hammarling, S. and Hanson, R.,
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An Extended Set of Fortran Basic Linear Algebra Subprograms,
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ACM Trans. Math. Softw. vol. 14, 1-17, 1988.
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<P></P><DT><A NAME="BLAS3">6</A>
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<DD>
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Dongarra, J., DuCroz, J., Hammarling, S. and Duff, I.,
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A Set of level 3 Basic Linear Algebra Subprograms,
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ACM Trans. Math. Softw. vol. 16, 1-17, 1990.
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<P></P><DT><A NAME="BLACS">7</A>
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<DD>
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J. J. Dongarra and R. C. Whaley,
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<EM>A User's Guide to the BLACS v. 1.1</EM>,
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Lapack Working Note 94, Tech. Rep. UT-CS-95-281, University of
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Tennessee, March 1995 (updated May 1997).
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<P></P><DT><A NAME="sblas97">8</A>
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<DD>
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I. Duff, M. Marrone, G. Radicati and C. Vittoli,
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<EM>Level 3 Basic Linear Algebra Subprograms for Sparse Matrices:
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a User Level Interface</EM>,
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ACM Transactions on Mathematical Software, 23(3), pp. 379-401, 1997.
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<P></P><DT><A NAME="sblas02">9</A>
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<DD>
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I. Duff, M. Heroux and R. Pozo,
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<EM>An Overview of the Sparse Basic Linear
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Algebra Subprograms: the New Standard from the BLAS Technical Forum</EM>,
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ACM Transactions on Mathematical Software, 28(2), pp. 239-267, 2002.
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<P></P><DT><A NAME="PSBLAS">10</A>
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<DD>
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S. Filippone and M. Colajanni,
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<EM>PSBLAS: A Library for Parallel Linear Algebra
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Computation on Sparse Matrices</EM>,
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Type: <B>required</B>
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<BR>
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ACM Transactions on Mathematical Software, 26(4), pp. 527-550, 2000.
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<P></P><DT><A NAME="Sparse03">11</A>
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<DD>
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S. Filippone and A. Buttari,
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<EM>Object-Oriented Techniques for Sparse Matrix Computations in Fortran 2003</EM>,
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Intent: <B>in</B>.
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<BR>
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ACM Transactions on Mathematical Software, to appear.
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<P></P><DT><A NAME="KIVA3PSBLAS">12</A>
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<DD>
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S. Filippone, P. D'Ambra, M. Colajanni,
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<EM>Using a Parallel Library of Sparse Linear Algebra in a Fluid Dynamics
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Applications Code on Linux Clusters</EM>,
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in G. Joubert, A. Murli, F. Peters, M. Vanneschi, editors,
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Parallel Computing - Advances & Current Issues,
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pp. 441-448, Imperial College Press, 2002.
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<P></P><DT><A NAME="DesignPatterns">13</A>
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<DD>
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Gamma, E., Helm, R., Johnson, R., and Vlissides,
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J. 1995.
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<EM>Design Patterns: Elements of Reusable Object-Oriented Software</EM>.
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Addison-Wesley.
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<P>
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<P></P><DT><A NAME="METIS">14</A>
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<DD>
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Karypis, G. and Kumar, V.,
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<EM>METIS: Unstructured Graph Partitioning and Sparse Matrix
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Ordering System</EM>.
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Minneapolis, MN 55455: University of Minnesota, Department of
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Computer Science, 1995.
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Internet Address: <code>http://www.cs.umn.edu/~karypis</code>.
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<P></P><DT><A NAME="BLAS1">15</A>
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<DD>
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Lawson, C., Hanson, R., Kincaid, D. and Krogh, F.,
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Basic Linear Algebra Subprograms for Fortran usage,
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ACM Trans. Math. Softw. vol. 5, 38-329, 1979.
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<P>
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<P></P><DT><A NAME="machiels">16</A>
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<DD>
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Machiels, L. and Deville, M.
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<EM>Fortran 90: An entry to object-oriented programming for the solution
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of partial differential equations.</EM>
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ACM Trans. Math. Softw. vol. 23, 32-49.
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<P></P><DT><A NAME="metcalf">17</A>
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<DD>
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Metcalf, M., Reid, J. and Cohen, M.
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<EM>Fortran 95/2003 explained.</EM>
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Oxford University Press, 2004.
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<P></P><DT><A NAME="RouXiaXu:11">18</A>
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<DD>
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Rouson, D.W.I., Xia, J., Xu, X.: Scientific Software Design: The
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Object-Oriented Way. Cambridge University Press (2011)
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<P>
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<P></P><DT><A NAME="MPI1">19</A>
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<DD>
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M. Snir, S. Otto, S. Huss-Lederman, D. Walker and J. Dongarra,
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<EM>MPI: The Complete Reference. Volume 1 - The MPI Core</EM>, second edition,
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MIT Press, 1998.
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Specified as: a character string, see usage notes.
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</DD>
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<DT><STRONG><B>On Exit</B></STRONG></DT>
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<DD><P>
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</DD>
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<DT><STRONG>prec</STRONG></DT>
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<DD>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 preconditioner data structure precdata<TT>psb_prec_type</TT>.
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</DD>
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<DT><STRONG>info</STRONG></DT>
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<DD>Scope: <B>global</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>out</B>.
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<BR>
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Error code: if no error, 0 is returned.
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</DD>
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</DL>
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<FONT SIZE="+1"><B>Notes</B></FONT>
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Legal inputs to this subroutine are interpreted depending on the
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<IMG
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WIDTH="41" HEIGHT="30" ALIGN="MIDDLE" BORDER="0"
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SRC="img154.png"
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ALT="$ptype$"> string as follows<A NAME="tex2html30"
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HREF="footnode.html#foot7399"><SUP>3</SUP></A>:
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<DL>
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<DT><STRONG>NONE</STRONG></DT>
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<DD>No preconditioning, i.e. the preconditioner is just a copy
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operator.
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</DD>
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<DT><STRONG>DIAG</STRONG></DT>
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<DD>Diagonal scaling; each entry of the input vector is
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multiplied by the reciprocal of the sum of the absolute values of
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the coefficients in the corresponding row of matrix <IMG
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WIDTH="16" HEIGHT="14" ALIGN="BOTTOM" BORDER="0"
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SRC="img1.png"
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ALT="$A$">;
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</DD>
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<DT><STRONG>BJAC</STRONG></DT>
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<DD>Precondition by a factorization of the
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block-diagonal of matrix <IMG
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WIDTH="16" HEIGHT="14" ALIGN="BOTTOM" BORDER="0"
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SRC="img1.png"
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ALT="$A$">, where block boundaries are determined
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by the data allocation boundaries for each process; requires no
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communication. Only the incomplete factorization <IMG
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WIDTH="56" HEIGHT="32" ALIGN="MIDDLE" BORDER="0"
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SRC="img155.png"
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ALT="$ILU(0)$"> is
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currently implemented.
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</DD>
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</DL>
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<P>
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