7   Mat         A, As, B;  in main()  local
23   PetscCall(MatCreate(PETSC_COMM_WORLD, &A));  in main()
24   PetscCall(MatSetSizes(A, PETSC_DECIDE, PETSC_DECIDE, dim, dim));  in main()
25   PetscCall(MatSetType(A, MATAIJ));  in main()
26   PetscCall(MatSetFromOptions(A));  in main()
27   PetscCall(MatSetUp(A));  in main()
32   PetscCall(MatGetOwnershipRange(A, &rstart, &rend));  in main()
39       PetscCall(MatSetValues(A, 1, &Ii, 1, &J, &v, ADD_VALUES));  in main()
43       PetscCall(MatSetValues(A, 1, &Ii, 1, &J, &v, ADD_VALUES));  in main()
47       PetscCall(MatSetValues(A, 1, &Ii, 1, &J, &v, ADD_VALUES));  in main()
51       PetscCall(MatSetValues(A, 1, &Ii, 1, &J, &v, ADD_VALUES));  in main()
54     PetscCall(MatSetValues(A, 1, &Ii, 1, &Ii, &v, ADD_VALUES));  in main()
56   PetscCall(MatAssemblyBegin(A, MAT_FINAL_ASSEMBLY));  in main()
57   PetscCall(MatAssemblyEnd(A, MAT_FINAL_ASSEMBLY));  in main()
62     PetscCall(MatIsSymmetric(A, 0.0, &flg));  in main()
65   PetscCall(MatSetOption(A, MAT_SYMMETRIC, PETSC_TRUE));  in main()
72     PetscCall(MatSetValues(A, 1, &Ii, 1, &J, &v, ADD_VALUES));  in main()
74     PetscCall(MatSetValues(A, 1, &J, 1, &Ii, &v, ADD_VALUES));  in main()
81     PetscCall(MatSetValues(A, 1, &Ii, 1, &J, &v, ADD_VALUES));  in main()
83     PetscCall(MatSetValues(A, 1, &J, 1, &Ii, &v, ADD_VALUES));  in main()
86   PetscCall(MatAssemblyBegin(A, MAT_FINAL_ASSEMBLY));  in main()
87   PetscCall(MatAssemblyEnd(A, MAT_FINAL_ASSEMBLY));  in main()
88   PetscCall(MatViewFromOptions(A, NULL, "-disp_mat"));  in main()
91     PetscCall(MatIsSymmetric(A, 0.0, &flg));  in main()
94   PetscCall(MatSetOption(A, MAT_SYMMETRIC, PETSC_FALSE));  in main()
98     PetscCall(MatIsHermitian(A, 0.0, &flg));  in main()
101   PetscCall(MatSetOption(A, MAT_HERMITIAN, PETSC_TRUE));  in main()
112     PetscCall(MatGetFactor(A, MATSOLVERSUPERLU_DIST, MAT_FACTOR_CHOLESKY, &F));  in main()
113     PetscCall(MatGetOrdering(A, MATORDERINGND, &perm, &iperm));  in main()
114     PetscCall(MatCholeskyFactorSymbolic(F, A, perm, &info));  in main()
115     PetscCall(MatCholeskyFactorNumeric(F, A, &info));  in main()
126   PetscCall(MatConvert(A, MATSBAIJ, MAT_INITIAL_MATRIX, &As));  in main()
130   PetscCall(MatMultEqual(A, As, 10, &flg));  in main()
131   PetscCheck(flg, PetscObjectComm((PetscObject)A), PETSC_ERR_PLIB, "MatMult not equal");  in main()
132   PetscCall(MatMultAddEqual(A, As, 10, &flg));  in main()
133   PetscCheck(flg, PetscObjectComm((PetscObject)A), PETSC_ERR_PLIB, "MatMultAdd not equal");  in main()
135   PetscCall(MatDuplicate(A, MAT_COPY_VALUES, &B));  in main()
139   PetscCall(MatCreateVecs(A, &r, &l));  in main()
142   PetscCall(MatDiagonalScale(A, r, l));  in main()
145     PetscCall(MatIsHermitian(A, 0.0, &flg));  in main()
148   PetscCall(MatSetOption(A, MAT_HERMITIAN, PETSC_FALSE));  in main()
151   PetscCall(MatDestroy(&A));  in main()