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Searched refs:sparsity (Results 1 – 9 of 9) sorted by relevance

/petsc/src/ts/tutorials/autodiff/adolc-utils/
H A Dsparse.cxx21 PetscErrorCode PrintSparsity(MPI_Comm comm, PetscInt m, unsigned int **sparsity) in PrintSparsity() argument
27 …for (PetscInt j = 1; j <= (PetscInt)sparsity[i][0]; j++) PetscCall(PetscPrintf(comm, " %2d ", spar… in PrintSparsity()
113 PetscErrorCode GetRecoveryMatrix(PetscScalar **S, unsigned int **sparsity, PetscInt m, PetscInt p, … in GetRecoveryMatrix() argument
121 for (k = 1; k <= (PetscInt)sparsity[i][0]; k++) { in GetRecoveryMatrix()
122 j = (PetscInt)sparsity[i][k]; in GetRecoveryMatrix()
/petsc/src/mat/tests/
H A Dex231.cxx88 std::vector<std::set<unsigned int>> sparsity(n_dofs); in main() local
93 …for (unsigned int j = 0; j < dof_indices.size(); ++j) sparsity[dof_indices[i]].insert((unsigned in… in main()
102 …for (std::set<unsigned int>::iterator iter = sparsity[i + first_local_index].begin(); iter != spar… in main()
/petsc/doc/developers/
H A Dobjects.md32 matrix values and sparsity pattern. This will be explained in more
/petsc/src/binding/petsc4py/src/petsc4py/PETSc/
H A DMat.pyx708 describing the sparsity. If neither is set then preallocation will not
753 describing the sparsity. If neither is set then preallocation will not
797 describing the sparsity. If neither is set then preallocation will not
844 describing the sparsity. If neither is set then preallocation will not
2599 """Return the CSR representation of the local sparsity pattern.
2630 """Return the CSC representation of the local sparsity pattern.
H A DPC.pyx2779 """Set to specify a symmetric sparsity pattern.
/petsc/doc/manual/
H A Dksp.md1434 …sparsity pattern, or try to determine adaptively, as is done in sparse approximate inverse precond…
1436 …roximation set (coarse basis coefficients in the support or coarse points in the sparsity pattern).
2353 approximately, to ensure the sparsity of $\hat Sp$ as much
H A Dmat.md1028 Occasionally one may already have a B matrix with the needed sparsity pattern to store the transpos…
/petsc/doc/tutorials/physics/
H A Dguide_to_stokes.md775 We can see a sparsity portrait of the system and preconditioning matrices if the installation suppo…
/petsc/doc/
H A Dpetsc.bib706 title = {Towards an efficient sparsity exploiting {N}ewton method for minimization},
35984 @Article{ reid:sparsity-exploiting,