33   Vec               v, x, y, Ax, Ay, Bx, By;  in main()  local
159   PetscCall(MatCreateVecs(A, &Ax, &Ay));  in main()
161   PetscCall(VecSetRandom(Ax, NULL));  in main()
162   PetscCall(VecCopy(Ax, Bx));  in main()
163   PetscCall(MatMult(A, Ax, Ay));  in main()
216     PetscCall(MatMultTranspose(A, Ay, Ax));  in main()
218     PetscCall(VecViewFromOptions(Ax, NULL, "-multtrans_vec_view"));  in main()
220     PetscCall(VecNorm(Ax, NORM_INFINITY, &nX));  in main()
221     PetscCall(VecAXPY(Ax, -1.0, Bx));  in main()
222     PetscCall(VecViewFromOptions(Ax, NULL, "-multtrans_vec_view"));  in main()
223     PetscCall(VecNorm(Ax, NORM_INFINITY, &err));  in main()
230   PetscCall(VecDestroy(&Ax));  in main()