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Proof step 3 from proof good-field-field (conclusion)

⊦ is_fskey(sk) → (goodfieldandtype(r, sk, st) ↔ r -- sk ∈ st ∧ okval(st[r -- sk], sk .fs .type))

Heuristic simplifier applied rule simplifier

And obtained the following new goals

Proof step 2:
is_fskey(sk) ⊦ goodfieldandtype(r, sk, st) ↔ r -- sk ∈ st ∧ okval(st[r -- sk], sk .fs .type)

Rule argument

[emptyarg]

Additional information

[[CONCRETESIMPRULES : ()]]