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Searched refs:submatrices (Results 1 – 7 of 7) sorted by relevance

/petsc/src/mat/tests/
H A Dex4.c7 Mat mat, submat, submat1, *submatrices; in main() local
39 PetscCall(MatCreateSubMatrices(mat, 1, &irow, &icol, MAT_INITIAL_MATRIX, &submatrices)); in main()
40 PetscCall(MatCreateSubMatrices(mat, 1, &irow, &icol, MAT_REUSE_MATRIX, &submatrices)); in main()
41 submat = *submatrices; in main()
55 PetscCall(MatDestroySubMatrices(1, &submatrices)); in main()
62 PetscCall(MatCreateSubMatrices(mat, 1, &irow, &icol, MAT_INITIAL_MATRIX, &submatrices)); in main()
63 submat = *submatrices; in main()
66 PetscCall(MatCreateSubMatrices(mat, 1, &irow, &icol, MAT_REUSE_MATRIX, &submatrices)); in main()
74 PetscCall(MatDestroySubMatrices(1, &submatrices)); in main()
80 PetscCall(MatCreateSubMatrices(mat, 1, &irow, &icol, MAT_INITIAL_MATRIX, &submatrices)); in main()
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/petsc/src/ksp/ksp/tutorials/output/
H A Dex12_3.out2 [0] changing submatrix 1 of 4 local submatrices: dimension 13 X 13
3 [0] changing submatrix 2 of 4 local submatrices: dimension 12 X 12
4 [0] changing submatrix 3 of 4 local submatrices: dimension 12 X 12
5 [0] changing submatrix 4 of 4 local submatrices: dimension 12 X 12
/petsc/doc/changes/
H A D36.md70 - MatGetSubMatricesMPI() will extract parallel submatrices on
H A D2015.md120 submatrices that arise in certain subdomain-based preconditioners
/petsc/doc/manual/
H A Dadvanced.md23 One can also extract one or more submatrices per MPI process with
H A Dmat.md473 submatrices, except when preallocating storage space as indicated above.
/petsc/src/binding/petsc4py/src/petsc4py/PETSc/
H A DMat.pyx1460 """Create a `Type.NEST` matrix containing multiple submatrices.
1469 Empty submatrices can be set with `None`.
4049 """Return several sequential submatrices.