| (last ⊃ Po(n0 + 1)(S) ∧ Poton(n0)(S) ∧ GInv(S);(Gr(n0 + 1)(S, S') ∨ Gton(n0)(S, S')) ∧ (GInv(S) → GInv(S')) ∧ ¬ blocked), last, □ (Outf = Outf' ∧ Inpf = Inpf'), ¬ Poton(n0 + 1)(S) ∨ ¬ GInv(S) ⊦ |
last, Po(n0 + 1)(S), Poton(n0)(S), GInv(S), ¬ Poton(n0 + 1)(S) ⊦