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<div id="version" align=right><b>petsc-3.14.5 2021-03-03</b></div>
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<A NAME="MatProductSymbolic"><H1>MatProductSymbolic</H1></A>
Perform the symbolic portion of a matrix product, this creates a data structure for use with the numerical produce.
<H3><FONT COLOR="#CC3333">Synopsis</FONT></H3>
<PRE>
#include "petscmat.h"
<A HREF="../Sys/PetscErrorCode.html#PetscErrorCode">PetscErrorCode</A> <A HREF="../Mat/MatProductSymbolic.html#MatProductSymbolic">MatProductSymbolic</A>(<A HREF="../Mat/Mat.html#Mat">Mat</A> mat)
</PRE>
Collective on <A HREF="../Mat/Mat.html#Mat">Mat</A>
<P>
<H3><FONT COLOR="#CC3333">Input/Output Parameter</FONT></H3>
<TABLE border="0" cellpadding="0" cellspacing="0">
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>mat </B></TD><TD>- the matrix to hold a product
</TD></TR></TABLE>
<P>
<P>
Notes: <A HREF="../Mat/MatProductSetFromOptions.html#MatProductSetFromOptions">MatProductSetFromOptions</A>() must have been called on mat before calling this function
<P>
<H3><FONT COLOR="#CC3333">See Also</FONT></H3>
<A HREF="../Mat/MatProductCreate.html#MatProductCreate">MatProductCreate</A>(), <A HREF="../Mat/MatProductCreateWithMat.html#MatProductCreateWithMat">MatProductCreateWithMat</A>(), <A HREF="../Mat/MatProductSetFromOptions.html#MatProductSetFromOptions">MatProductSetFromOptions</A>(), <A HREF="../Mat/MatProductNumeric.html#MatProductNumeric">MatProductNumeric</A>(), <A HREF="../Mat/MatProductSetType.html#MatProductSetType">MatProductSetType</A>(), <A HREF="../Mat/MatProductSetAlgorithm.html#MatProductSetAlgorithm">MatProductSetAlgorithm</A>()
<BR><P><B></B><H3><FONT COLOR="#CC3333">Level</FONT></H3>intermediate<BR>
<H3><FONT COLOR="#CC3333">Location</FONT></H3>
</B><A HREF="../../../src/mat/interface/matproduct.c.html#MatProductSymbolic">src/mat/interface/matproduct.c</A>
<P><H3><FONT COLOR="#CC3333">Examples</FONT></H3>
<A HREF="../../../src/tao/pde_constrained/tutorials/parabolic.c.html">src/tao/pde_constrained/tutorials/parabolic.c.html</A><BR>
<P><H3><FONT COLOR="CC3333">Implementations</FONT></H3><A HREF="../../../src/mat/impls/aij/mpi/mpimatmatmatmult.c.html#MatProductSymbolic_ABC_Transpose_AIJ_AIJ">MatProductSymbolic_ABC_Transpose_AIJ_AIJ in src/mat/impls/aij/mpi/mpimatmatmatmult.c</A><BR>
<A HREF="../../../src/mat/impls/aij/mpi/mpimatmatmatmult.c.html#MatProductSymbolic_RARt_MPIAIJ_MPIAIJ">MatProductSymbolic_RARt_MPIAIJ_MPIAIJ in src/mat/impls/aij/mpi/mpimatmatmatmult.c</A><BR>
<A HREF="../../../src/mat/impls/aij/mpi/mpimatmatmult.c.html#MatProductSymbolic_AB_MPIAIJ_MPIAIJ">MatProductSymbolic_AB_MPIAIJ_MPIAIJ in src/mat/impls/aij/mpi/mpimatmatmult.c</A><BR>
<A HREF="../../../src/mat/impls/aij/mpi/mpimatmatmult.c.html#MatProductSymbolic_AtB_MPIAIJ_MPIAIJ">MatProductSymbolic_AtB_MPIAIJ_MPIAIJ in src/mat/impls/aij/mpi/mpimatmatmult.c</A><BR>
<A HREF="../../../src/mat/impls/aij/mpi/mpiptap.c.html#MatProductSymbolic_PtAP_MPIAIJ_MPIAIJ">MatProductSymbolic_PtAP_MPIAIJ_MPIAIJ in src/mat/impls/aij/mpi/mpiptap.c</A><BR>
<A HREF="../../../src/mat/impls/aij/seq/aijmkl/aijmkl.c.html#MatProductSymbolic_AtB_SeqAIJMKL_SeqAIJMKL">MatProductSymbolic_AtB_SeqAIJMKL_SeqAIJMKL in src/mat/impls/aij/seq/aijmkl/aijmkl.c</A><BR>
<A HREF="../../../src/mat/impls/aij/seq/aijmkl/aijmkl.c.html#MatProductSymbolic_PtAP_SeqAIJMKL_SeqAIJMKL_SymmetricReal">MatProductSymbolic_PtAP_SeqAIJMKL_SeqAIJMKL_SymmetricReal in src/mat/impls/aij/seq/aijmkl/aijmkl.c</A><BR>
<A HREF="../../../src/mat/impls/aij/seq/matmatmult.c.html#MatProductSymbolic_AtB_SeqAIJ_SeqAIJ">MatProductSymbolic_AtB_SeqAIJ_SeqAIJ in src/mat/impls/aij/seq/matmatmult.c</A><BR>
<A HREF="../../../src/mat/impls/aij/seq/matptap.c.html#MatProductSymbolic_PtAP_SeqAIJ_SeqAIJ">MatProductSymbolic_PtAP_SeqAIJ_SeqAIJ in src/mat/impls/aij/seq/matptap.c</A><BR>
<A HREF="../../../src/mat/impls/aij/seq/matrart.c.html#MatProductSymbolic_RARt_SeqAIJ_SeqAIJ">MatProductSymbolic_RARt_SeqAIJ_SeqAIJ in src/mat/impls/aij/seq/matrart.c</A><BR>
<A HREF="../../../src/mat/impls/aij/seq/seqcusparse/aijcusparse.cu.html#MatProductSymbolic_SeqAIJCUSPARSE_SeqDENSECUDA">MatProductSymbolic_SeqAIJCUSPARSE_SeqDENSECUDA in src/mat/impls/aij/seq/seqcusparse/aijcusparse.cu</A><BR>
<A HREF="../../../src/mat/impls/hara/mathara.cu.html#MatProductSymbolic_HARA">MatProductSymbolic_HARA in src/mat/impls/hara/mathara.cu</A><BR>
<A HREF="../../../src/mat/impls/hypre/mhypre.c.html#MatProductSymbolic_AB_HYPRE">MatProductSymbolic_AB_HYPRE in src/mat/impls/hypre/mhypre.c</A><BR>
<A HREF="../../../src/mat/impls/hypre/mhypre.c.html#MatProductSymbolic_PtAP_HYPRE">MatProductSymbolic_PtAP_HYPRE in src/mat/impls/hypre/mhypre.c</A><BR>
<A HREF="../../../src/mat/impls/is/matis.c.html#MatProductSymbolic_PtAP_IS_XAIJ">MatProductSymbolic_PtAP_IS_XAIJ in src/mat/impls/is/matis.c</A><BR>
<A HREF="../../../src/mat/impls/maij/maij.c.html#MatProductSymbolic_PtAP_SeqAIJ_SeqMAIJ">MatProductSymbolic_PtAP_SeqAIJ_SeqMAIJ in src/mat/impls/maij/maij.c</A><BR>
<A HREF="../../../src/mat/impls/maij/maij.c.html#MatProductSymbolic_PtAP_MPIAIJ_MPIMAIJ">MatProductSymbolic_PtAP_MPIAIJ_MPIMAIJ in src/mat/impls/maij/maij.c</A><BR>
<A HREF="../../../src/mat/impls/nest/matnest.c.html#MatProductSymbolic_Nest_Dense">MatProductSymbolic_Nest_Dense in src/mat/impls/nest/matnest.c</A><BR>
<A HREF="../../../src/mat/impls/shell/shell.c.html#MatProductSymbolic_Shell_X">MatProductSymbolic_Shell_X in src/mat/impls/shell/shell.c</A><BR>
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