12   PetscViewer viewer;  in main()  local
44   PetscCall(PetscViewerASCIIGetStdout(PETSC_COMM_WORLD, &viewer));  in main()
45   PetscCall(PetscViewerPushFormat(viewer, PETSC_VIEWER_ASCII_DENSE));  in main()
46   PetscCall(PetscViewerASCIIPrintf(viewer, "Original matrix\n"));  in main()
47   PetscCall(MatView(mat, viewer));  in main()
52   PetscCall(PetscViewerASCIIPrintf(viewer, "Original matrix permuted by identity\n"));  in main()
53   PetscCall(MatView(B, viewer));  in main()
58 …PetscCall(PetscViewerASCIIPrintf(viewer, "Original matrix permuted by identity + NonzeroDiagonal()…  in main()
59   PetscCall(MatView(B, viewer));  in main()
60   PetscCall(PetscViewerASCIIPrintf(viewer, "Row permutation\n"));  in main()
61   PetscCall(ISView(isrow, viewer));  in main()
62   PetscCall(PetscViewerASCIIPrintf(viewer, "Column permutation\n"));  in main()
63   PetscCall(ISView(iscol, viewer));  in main()
71   PetscCall(PetscViewerASCIIPrintf(viewer, "Original matrix permuted by ND\n"));  in main()
72   PetscCall(MatView(B, viewer));  in main()
74   PetscCall(PetscViewerASCIIPrintf(viewer, "ND row permutation\n"));  in main()
75   PetscCall(ISView(isrow, viewer));  in main()
76   PetscCall(PetscViewerASCIIPrintf(viewer, "ND column permutation\n"));  in main()
77   PetscCall(ISView(iscol, viewer));  in main()
81   PetscCall(PetscViewerASCIIPrintf(viewer, "Original matrix permuted by ND + NonzeroDiagonal()\n"));  in main()
82   PetscCall(MatView(B, viewer));  in main()
84   PetscCall(PetscViewerASCIIPrintf(viewer, "ND + NonzeroDiagonal() row permutation\n"));  in main()
85   PetscCall(ISView(isrow, viewer));  in main()
86   PetscCall(PetscViewerASCIIPrintf(viewer, "ND + NonzeroDiagonal() column permutation\n"));  in main()
87   PetscCall(ISView(iscol, viewer));  in main()
94   PetscCall(PetscViewerASCIIPrintf(viewer, "Original matrix permuted by RCM\n"));  in main()
95   PetscCall(MatView(B, viewer));  in main()
97   PetscCall(PetscViewerASCIIPrintf(viewer, "RCM row permutation\n"));  in main()
98   PetscCall(ISView(isrow, viewer));  in main()
99   PetscCall(PetscViewerASCIIPrintf(viewer, "RCM column permutation\n"));  in main()
100   PetscCall(ISView(iscol, viewer));  in main()
104 …PetscCall(PetscViewerASCIIPrintf(viewer, "Original matrix permuted by RCM + NonzeroDiagonal()\n"));  in main()
105   PetscCall(MatView(B, viewer));  in main()
106   PetscCall(PetscViewerASCIIPrintf(viewer, "RCM + NonzeroDiagonal() row permutation\n"));  in main()
107   PetscCall(ISView(isrow, viewer));  in main()
108   PetscCall(PetscViewerASCIIPrintf(viewer, "RCM + NonzeroDiagonal() column permutation\n"));  in main()
109   PetscCall(ISView(iscol, viewer));  in main()