| ⊦ (∅)[0, 0][1, 0][2, 0][3, 1][4, 1][5, 1][1, 2, 2][5, 5, 3] = (∅)[0, 0][1, 2][2, 2][3, 1][4, 1][5, 3] |
⊦ D = D0 ↔ (∀ n. (n ∈ D ↔ n ∈ D0) ∧ (n ∈ D → D[n] = D0[n]))
[Concretesimprules(()), Extraterms(((∅)[0, 0][1, 2][2, 2][3, 1][4, 1][5, 3] (∅)[0, 0][1, 0][2, 0][3, 1][4, 1][5, 1] [1, 2, 2 ] [5, 5, 3 ]))]