PETSc version 3.17.4
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# MatProductNumeric

Implement a matrix product with numerical values.

### Synopsis

    #include "petscmat.h"
    PetscErrorCode MatProductNumeric(Mat mat)

Collective on Mat

### Input/Output Parameter

| mat | - the matrix holding the product

Notes: MatProductSymbolic() must have been called on mat before calling this function

### See Also

MatProductCreate(), MatSetType(), MatProductSymbolic()

### Level

intermediate

### Location

src/mat/interface/matproduct.c

### Examples

src/tao/pde_constrained/tutorials/elliptic.c.html
src/tao/pde_constrained/tutorials/parabolic.c.html

### Implementations

MatProductNumeric_MPIAIJKokkos in src/mat/impls/aij/mpi/kokkos/mpiaijkok.kokkos.cxx
MatProductNumeric_MPIAIJBACKEND in src/mat/impls/aij/mpi/mpiaij.c
MatProductNumeric_H2OPUS in src/mat/impls/h2opus/cuda/math2opus.cu
MatProductNumeric_Htool in src/mat/impls/htool/htool.cxx
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Index of all manual pages