184       Mat C2;  in main()  local
186       PetscCall(MatConvert(A, ctype, MAT_INITIAL_MATRIX, &C2));  in main()
187       PetscCall(MatViewFromOptions(C2, NULL, "-view_conv_assembled"));  in main()
188       PetscCall(MatAXPY(C2, -1., C, DIFFERENT_NONZERO_PATTERN));  in main()
189       PetscCall(MatFilter(C2, PETSC_SMALL, PETSC_FALSE, PETSC_FALSE));  in main()
190       PetscCall(MatViewFromOptions(C2, NULL, "-view_err"));  in main()
191       PetscCall(MatDestroy(&C2));  in main()
198       Mat C2;  in main()  local
200       PetscCall(MatConvert(A, ctype, MAT_INITIAL_MATRIX, &C2));  in main()
201       PetscCall(MatViewFromOptions(C2, NULL, "-view_conv_assembled"));  in main()
202       PetscCall(MatAXPY(C2, -1., C, DIFFERENT_NONZERO_PATTERN));  in main()
203       PetscCall(MatFilter(C2, PETSC_SMALL, PETSC_FALSE, PETSC_FALSE));  in main()
204       PetscCall(MatViewFromOptions(C2, NULL, "-view_err"));  in main()
205       PetscCall(MatDestroy(&C2));  in main()
214       Mat C2;  in main()  local
217       PetscCall(MatConvert(A, ctype, MAT_INITIAL_MATRIX, &C2));  in main()
218       PetscCall(MatViewFromOptions(C2, NULL, "-view_conv_assembled"));  in main()
219       PetscCall(MatAXPY(C2, -1., C, DIFFERENT_NONZERO_PATTERN));  in main()
220       PetscCall(MatFilter(C2, PETSC_SMALL, PETSC_FALSE, PETSC_FALSE));  in main()
221       PetscCall(MatViewFromOptions(C2, NULL, "-view_err"));  in main()
222       PetscCall(MatDestroy(&C2));  in main()