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Proof step 46 from proof ac-init (previous step)

∀ class1, st. mkfs(class1, void_type, `initstate' .field) ' ∈ fis0 ∨ initdone(class1, addclass(class1, fis0, st)) ⊦ mkfs(class1, void_type, `initstate' .field) ' ∈ fv + fis0 ∨ initdone(class1, addclass(class1, fv + fis0, st))

Heuristic simplifier applied rule simplifier

And obtained the following new goals

Proof step 45:
∀ class1, st. mkfs(class1, void_type, `initstate' .field) ' ∈ fis0 ∨ initdone(class1, addclass(class1, fis0, st)) ⊦ mkfs(class1, void_type, `initstate' .field) ' ∈ fv ' + fis0, initdone(class1, addclass(class1, fv ' + fis0, st))

Rule argument

[emptyarg]

Additional information

[[CONCRETESIMPRULES : ([CSIMPSEQ : ⊦ fv + fis = fv ' + fis])]]