MatProductSymbolic#

Perform the symbolic portion of a matrix-matrix product operation, this creates a data structure for use with the numerical product to be done with MatProductNumeric()

Synopsis#

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

Collective

Input/Output Parameter#

  • mat - the matrix whose values are to be computed via a matrix-matrix product operation

Note#

MatProductSetFromOptions() must have been called on mat before calling this function

See Also#

Matrices, MatProduct, Mat, MatProductCreate(), MatProductCreateWithMat(), MatProductSetFromOptions(), MatProductNumeric(), MatProductSetType(), MatProductSetAlgorithm()

Level#

intermediate

Location#

src/mat/interface/matproduct.c

Examples#

src/tao/pde_constrained/tutorials/parabolic.c

Implementations#

MatProductSymbolic_MPIAIJKokkos in src/mat/impls/aij/mpi/kokkos/mpiaijkok.kokkos.cxx
MatProductSymbolic_MPIAIJBACKEND in src/mat/impls/aij/mpi/mpiaij.c
MatProductSymbolic_H2OPUS in src/mat/impls/h2opus/cuda/math2opus.cu
MatProductSymbolic_Htool in src/mat/impls/htool/htool.cxx

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