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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML3.2 EN">
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<TITLE>MatType</TITLE>
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<div id="version" align=right><b>petsc-3.14.5 2021-03-03</b></div>
<div id="bugreport" align=right><a href="mailto:petsc-maint@mcs.anl.gov?subject=Typo or Error in Documentation &body=Please describe the typo or error in the documentation: petsc-3.14.5 v3.14.5 docs/manualpages/Mat/MatType.html "><small>Report Typos and Errors</small></a></div>
<A NAME="MatType"><H1>MatType</H1></A>
String with the name of a PETSc matrix type
<H3><FONT COLOR="#CC3333">Synopsis</FONT></H3>
<PRE>
typedef const char* <A HREF="../Mat/MatType.html#MatType">MatType</A>;
#define MATSAME "same"
#define <A HREF="../Mat/MATMAIJ.html#MATMAIJ">MATMAIJ</A> "maij"
#define MATSEQMAIJ "seqmaij"
#define MATMPIMAIJ "mpimaij"
#define <A HREF="../Mat/MATKAIJ.html#MATKAIJ">MATKAIJ</A> "kaij"
#define MATSEQKAIJ "seqkaij"
#define MATMPIKAIJ "mpikaij"
#define <A HREF="../Mat/MATIS.html#MATIS">MATIS</A> "is"
#define <A HREF="../Mat/MATAIJ.html#MATAIJ">MATAIJ</A> "aij"
#define <A HREF="../Mat/MATSEQAIJ.html#MATSEQAIJ">MATSEQAIJ</A> "seqaij"
#define <A HREF="../Mat/MATMPIAIJ.html#MATMPIAIJ">MATMPIAIJ</A> "mpiaij"
#define <A HREF="../Mat/MATAIJCRL.html#MATAIJCRL">MATAIJCRL</A> "aijcrl"
#define MATSEQAIJCRL "seqaijcrl"
#define MATMPIAIJCRL "mpiaijcrl"
#define <A HREF="../Mat/MATAIJCUSPARSE.html#MATAIJCUSPARSE">MATAIJCUSPARSE</A> "aijcusparse"
#define <A HREF="../Mat/MATSEQAIJCUSPARSE.html#MATSEQAIJCUSPARSE">MATSEQAIJCUSPARSE</A> "seqaijcusparse"
#define MATMPIAIJCUSPARSE "mpiaijcusparse"
#define MATAIJKOKKOS "aijkokkos"
#define MATSEQAIJKOKKOS "seqaijkokkos"
#define MATMPIAIJKOKKOS "mpiaijkokkos"
#define <A HREF="../Mat/MATAIJVIENNACL.html#MATAIJVIENNACL">MATAIJVIENNACL</A> "aijviennacl"
#define <A HREF="../Mat/MATSEQAIJVIENNACL.html#MATSEQAIJVIENNACL">MATSEQAIJVIENNACL</A> "seqaijviennacl"
#define MATMPIAIJVIENNACL "mpiaijviennacl"
#define <A HREF="../Mat/MATAIJPERM.html#MATAIJPERM">MATAIJPERM</A> "aijperm"
#define MATSEQAIJPERM "seqaijperm"
#define MATMPIAIJPERM "mpiaijperm"
#define <A HREF="../Mat/MATAIJSELL.html#MATAIJSELL">MATAIJSELL</A> "aijsell"
#define MATSEQAIJSELL "seqaijsell"
#define MATMPIAIJSELL "mpiaijsell"
#define <A HREF="../Mat/MATAIJMKL.html#MATAIJMKL">MATAIJMKL</A> "aijmkl"
#define MATSEQAIJMKL "seqaijmkl"
#define MATMPIAIJMKL "mpiaijmkl"
#define <A HREF="../Mat/MATBAIJMKL.html#MATBAIJMKL">MATBAIJMKL</A> "baijmkl"
#define MATSEQBAIJMKL "seqbaijmkl"
#define MATMPIBAIJMKL "mpibaijmkl"
#define <A HREF="../Mat/MATSHELL.html#MATSHELL">MATSHELL</A> "shell"
#define <A HREF="../Mat/MATDENSE.html#MATDENSE">MATDENSE</A> "dense"
#define <A HREF="../Mat/MATDENSECUDA.html#MATDENSECUDA">MATDENSECUDA</A> "densecuda"
#define <A HREF="../Mat/MATSEQDENSE.html#MATSEQDENSE">MATSEQDENSE</A> "seqdense"
#define <A HREF="../Mat/MATSEQDENSECUDA.html#MATSEQDENSECUDA">MATSEQDENSECUDA</A> "seqdensecuda"
#define <A HREF="../Mat/MATMPIDENSE.html#MATMPIDENSE">MATMPIDENSE</A> "mpidense"
#define <A HREF="../Mat/MATMPIDENSECUDA.html#MATMPIDENSECUDA">MATMPIDENSECUDA</A> "mpidensecuda"
#define <A HREF="../Mat/MATELEMENTAL.html#MATELEMENTAL">MATELEMENTAL</A> "elemental"
#define <A HREF="../Mat/MATSCALAPACK.html#MATSCALAPACK">MATSCALAPACK</A> "scalapack"
#define <A HREF="../Mat/MATBAIJ.html#MATBAIJ">MATBAIJ</A> "baij"
#define <A HREF="../Mat/MATSEQBAIJ.html#MATSEQBAIJ">MATSEQBAIJ</A> "seqbaij"
#define <A HREF="../Mat/MATMPIBAIJ.html#MATMPIBAIJ">MATMPIBAIJ</A> "mpibaij"
#define <A HREF="../Mat/MATMPIADJ.html#MATMPIADJ">MATMPIADJ</A> "mpiadj"
#define <A HREF="../Mat/MATSBAIJ.html#MATSBAIJ">MATSBAIJ</A> "sbaij"
#define <A HREF="../Mat/MATSEQSBAIJ.html#MATSEQSBAIJ">MATSEQSBAIJ</A> "seqsbaij"
#define <A HREF="../Mat/MATMPISBAIJ.html#MATMPISBAIJ">MATMPISBAIJ</A> "mpisbaij"
#define <A HREF="../Mat/MATMFFD.html#MATMFFD">MATMFFD</A> "mffd"
#define MATNORMAL "normal"
#define MATNORMALHERMITIAN "normalh"
#define MATLRC "lrc"
#define <A HREF="../Mat/MATSCATTER.html#MATSCATTER">MATSCATTER</A> "scatter"
#define <A HREF="../Mat/MATBLOCKMAT.html#MATBLOCKMAT">MATBLOCKMAT</A> "blockmat"
#define <A HREF="../Mat/MATCOMPOSITE.html#MATCOMPOSITE">MATCOMPOSITE</A> "composite"
#define MATFFT "fft"
#define MATFFTW "fftw"
#define MATSEQCUFFT "seqcufft"
#define MATTRANSPOSEMAT "transpose"
#define MATSCHURCOMPLEMENT "schurcomplement"
#define MATPYTHON "python"
#define <A HREF="../Mat/MATHYPRE.html#MATHYPRE">MATHYPRE</A> "hypre"
#define <A HREF="../DMDA/MATHYPRESTRUCT.html#MATHYPRESTRUCT">MATHYPRESTRUCT</A> "hyprestruct"
#define <A HREF="../DMDA/MATHYPRESSTRUCT.html#MATHYPRESSTRUCT">MATHYPRESSTRUCT</A> "hypresstruct"
#define MATSUBMATRIX "submatrix"
#define MATLOCALREF "localref"
#define <A HREF="../Mat/MATNEST.html#MATNEST">MATNEST</A> "nest"
#define <A HREF="../Mat/MATPREALLOCATOR.html#MATPREALLOCATOR">MATPREALLOCATOR</A> "preallocator"
#define <A HREF="../Mat/MATSELL.html#MATSELL">MATSELL</A> "sell"
#define MATSEQSELL "seqsell"
#define <A HREF="../Mat/MATMPISELL.html#MATMPISELL">MATMPISELL</A> "mpisell"
#define <A HREF="../Mat/MATDUMMY.html#MATDUMMY">MATDUMMY</A> "dummy"
#define MATLMVM "lmvm"
#define MATLMVMDFP "lmvmdfp"
#define MATLMVMBFGS "lmvmbfgs"
#define MATLMVMSR1 "lmvmsr1"
#define MATLMVMBROYDEN "lmvmbroyden"
#define MATLMVMBADBROYDEN "lmvmbadbroyden"
#define MATLMVMSYMBROYDEN "lmvmsymbroyden"
#define MATLMVMSYMBADBROYDEN "lmvmsymbadbroyden"
#define MATLMVMDIAGBROYDEN "lmvmdiagbroyden"
#define MATCONSTANTDIAGONAL "constantdiagonal"
#define MATHARA "hara"
</PRE>
<P>
<H3><FONT COLOR="#CC3333">See Also</FONT></H3>
<A HREF="../Mat/MatSetType.html#MatSetType">MatSetType</A>(), <A HREF="../Mat/Mat.html#Mat">Mat</A>, <A HREF="../Mat/MatSolverType.html#MatSolverType">MatSolverType</A>, <A HREF="../Mat/MatRegister.html#MatRegister">MatRegister</A>()
<BR><P><B></B><H3><FONT COLOR="#CC3333">Level</FONT></H3>beginner<BR>
<H3><FONT COLOR="#CC3333">Location</FONT></H3>
</B><A HREF="../../../src/mat/../../include/petscmat.h.html#MatType">src/mat/../../include/petscmat.h</A>
<P><H3><FONT COLOR="#CC3333">Examples</FONT></H3>
<A HREF="../../../src/mat/tutorials/ex8.c.html">src/mat/tutorials/ex8.c.html</A><BR>
<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>
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