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   <div id="version" align=right><b>petsc-3.4.2 2013-07-02</b></div>
<A NAME="MATSOLVERSUPERLU"><H1>MATSOLVERSUPERLU</H1></A>
"superlu" - A solver package providing solvers LU and ILU for sequential matrices via the external package SuperLU. Use ./configure --download-superlu to have PETSc installed with SuperLU
<P>
<H3><FONT COLOR="#CC3333">Options Database Keys</FONT></H3>
<TABLE border="0" cellpadding="0" cellspacing="0">
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>-mat_superlu_equil &lt;FALSE&gt;            </B></TD><TD>- Equil (None)
</TD></TR>
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>-mat_superlu_colperm &lt;COLAMD&gt;         </B></TD><TD>- (choose one of) NATURAL MMD_ATA MMD_AT_PLUS_A COLAMD
</TD></TR>
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>-mat_superlu_iterrefine &lt;NOREFINE&gt;    </B></TD><TD>- (choose one of) NOREFINE SINGLE DOUBLE EXTRA
</TD></TR>
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>-mat_superlu_symmetricmode: &lt;FALSE&gt;   </B></TD><TD>- SymmetricMode (None)
</TD></TR>
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>-mat_superlu_diagpivotthresh &lt;1&gt;      </B></TD><TD>- DiagPivotThresh (None)
</TD></TR>
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>-mat_superlu_pivotgrowth &lt;FALSE&gt;      </B></TD><TD>- PivotGrowth (None)
</TD></TR>
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>-mat_superlu_conditionnumber &lt;FALSE&gt;  </B></TD><TD>- ConditionNumber (None)
</TD></TR>
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>-mat_superlu_rowperm &lt;NOROWPERM&gt;      </B></TD><TD>- (choose one of) NOROWPERM LargeDiag
</TD></TR>
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>-mat_superlu_replacetinypivot &lt;FALSE&gt; </B></TD><TD>- ReplaceTinyPivot (None)
</TD></TR>
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>-mat_superlu_printstat &lt;FALSE&gt;        </B></TD><TD>- PrintStat (None)
</TD></TR>
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>-mat_superlu_lwork &lt;0&gt;                </B></TD><TD>- size of work array in bytes used by factorization (None)
</TD></TR>
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>-mat_superlu_ilu_droptol &lt;0&gt;          </B></TD><TD>- ILU_DropTol (None)
</TD></TR>
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>-mat_superlu_ilu_filltol &lt;0&gt;          </B></TD><TD>- ILU_FillTol (None)
</TD></TR>
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>-mat_superlu_ilu_fillfactor &lt;0&gt;       </B></TD><TD>- ILU_FillFactor (None)
</TD></TR>
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>-mat_superlu_ilu_droprull &lt;0&gt;         </B></TD><TD>- ILU_DropRule (None)
</TD></TR>
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>-mat_superlu_ilu_norm &lt;0&gt;             </B></TD><TD>- ILU_Norm (None)
</TD></TR>
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>-mat_superlu_ilu_milu &lt;0&gt;             </B></TD><TD>- ILU_MILU (None)
</TD></TR></TABLE>
<P>
Notes: Do not confuse this with <A HREF="../Mat/MATSOLVERSUPERLU_DIST.html#MATSOLVERSUPERLU_DIST">MATSOLVERSUPERLU_DIST</A> which is for parallel sparse solves
<P>

<P>
<H3><FONT COLOR="#CC3333">See Also</FONT></H3>
 <A HREF="../PC/PCLU.html#PCLU">PCLU</A>, <A HREF="../PC/PCILU.html#PCILU">PCILU</A>, <A HREF="../Mat/MATSOLVERSUPERLU_DIST.html#MATSOLVERSUPERLU_DIST">MATSOLVERSUPERLU_DIST</A>, <A HREF="../Mat/MATSOLVERMUMPS.html#MATSOLVERMUMPS">MATSOLVERMUMPS</A>, <A HREF="../PC/PCFactorSetMatSolverPackage.html#PCFactorSetMatSolverPackage">PCFactorSetMatSolverPackage</A>(), <A HREF="../Mat/MatSolverPackage.html#MatSolverPackage">MatSolverPackage</A>
<BR><P><B><P><B><FONT COLOR="#CC3333">Level:</FONT></B>beginner
<BR><FONT COLOR="#CC3333">Location:</FONT></B><A HREF="../../../src/mat/impls/aij/seq/superlu/superlu.c.html#MATSOLVERSUPERLU">src/mat/impls/aij/seq/superlu/superlu.c</A>
<BR><A HREF="./index.html">Index of all Mat routines</A>
<BR><A HREF="../../index.html">Table of Contents for all manual pages</A>
<BR><A HREF="../singleindex.html">Index of all manual pages</A>
<P><H3><FONT COLOR="#CC3333">Examples</FONT></H3>
<A HREF="../../../src/ksp/ksp/examples/tutorials/ex52.c.html">src/ksp/ksp/examples/tutorials/ex52.c.html</A><BR>
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