41   PetscReal mat_norm, vec_norm;  in main()  local
42   PetscCall(VecNorm(a, NORM_2, &vec_norm));  in main()
44   PetscCheck(vec_norm == mat_norm, comm, PETSC_ERR_PLIB, "Norms don't match");  in main()
47   PetscCall(VecNorm(a, NORM_INFINITY, &vec_norm));  in main()
49   PetscCheck(vec_norm == mat_norm, comm, PETSC_ERR_PLIB, "Norms don't match");  in main()
51   PetscCheck(vec_norm == mat_norm, comm, PETSC_ERR_PLIB, "Norms don't match");  in main()
56   PetscCall(VecNorm(c2, NORM_INFINITY, &vec_norm));  in main()
57 …PetscCheck(vec_norm < PETSC_SMALL, comm, PETSC_ERR_PLIB, "MatMult is not like VecPointwiseMultiply…  in main()
63   PetscCall(VecNorm(c2, NORM_INFINITY, &vec_norm));  in main()
64   PetscCheck(vec_norm < PETSC_SMALL, comm, PETSC_ERR_PLIB, "MatMultAdd gave unexpected value");  in main()
72   PetscCall(VecNorm(c2, NORM_INFINITY, &vec_norm));  in main()
73   PetscCheck(vec_norm < PETSC_SMALL, comm, PETSC_ERR_PLIB, "MatMultAdd gave unexpected value");  in main()
78   PetscCall(VecNorm(c2, NORM_INFINITY, &vec_norm));  in main()
79 …PetscCheck(vec_norm < PETSC_SMALL, comm, PETSC_ERR_PLIB, "MatMult is not like VecPointwiseMultiply…  in main()
87   PetscCall(VecNorm(a2, NORM_INFINITY, &vec_norm));  in main()
88 …PetscCheck(vec_norm < PETSC_SMALL, comm, PETSC_ERR_PLIB, "MatDuplicate with MAT_COPY_VALUES did no…  in main()
95   PetscCall(VecNorm(a2, NORM_INFINITY, &vec_norm));  in main()
96 …PetscCheck(vec_norm < PETSC_SMALL, comm, PETSC_ERR_PLIB, "MatShift gave different result from VecS…  in main()
102   PetscCall(VecNorm(a2, NORM_INFINITY, &vec_norm));  in main()
103 …PetscCheck(vec_norm < PETSC_SMALL, comm, PETSC_ERR_PLIB, "MatScale gave different result from VecS…  in main()
109   PetscCall(VecNorm(a2, NORM_INFINITY, &vec_norm));  in main()
110 …PetscCheck(vec_norm < PETSC_SMALL, comm, PETSC_ERR_PLIB, "MatDiagonalScale gave unexpected result"…  in main()
116   PetscCall(VecNorm(a2, NORM_INFINITY, &vec_norm));  in main()
117 …PetscCheck(vec_norm < PETSC_SMALL, comm, PETSC_ERR_PLIB, "MatDiagonalScale gave unexpected result"…  in main()
123   PetscCall(VecNorm(a2, NORM_INFINITY, &vec_norm));  in main()
124   PetscCheck(vec_norm < PETSC_SMALL, comm, PETSC_ERR_PLIB, "MatDiagonalSet gave unexpected result");  in main()
133   PetscCall(VecNorm(a2, NORM_INFINITY, &vec_norm));  in main()
134   PetscCheck(vec_norm < PETSC_SMALL, comm, PETSC_ERR_PLIB, "MatDiagonalSet gave unexpected result");  in main()
143   PetscCall(VecNorm(a2, NORM_INFINITY, &vec_norm));  in main()
144   PetscCheck(vec_norm < PETSC_SMALL, comm, PETSC_ERR_PLIB, "MatDiagonalSet gave unexpected result");  in main()
153   PetscCall(VecNorm(a2, NORM_INFINITY, &vec_norm));  in main()
154   PetscCheck(vec_norm < PETSC_SMALL, comm, PETSC_ERR_PLIB, "MatDiagonalSet gave unexpected result");  in main()
162   PetscCall(VecNorm(a2, NORM_INFINITY, &vec_norm));  in main()
163   PetscCheck(vec_norm < PETSC_SMALL, comm, PETSC_ERR_PLIB, "MatDiagonalSet gave unexpected result");  in main()
194   PetscCall(VecNorm(a2, NORM_INFINITY, &vec_norm));  in main()
195 …PetscCheck(vec_norm < PETSC_SMALL, comm, PETSC_ERR_PLIB, "MatDiagonalGetInverse gave unexpected re…  in main()