| ⊦ goodfieldsandtypes(r, sks, st) ↔ (∀ sk. sk ∈ sks → goodfieldandtype(r, sk, st)) |
⊦ goodfieldsandtypes(r, sks, st) ∧ sk ∈ sks → goodfieldandtype(r, sk, st)
∀ sk. sk ∈ sks → goodfieldandtype(r, sk, st) ⊦ goodfieldsandtypes(r, sks, st)
[[CONCRETESIMPRULES : ()]]