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Proof step 13 from proof okclass-03 (previous step)

⊦ sk = _type, is_referencevalue(val) ∧ (val .refval = jvmref ∨ val .refval ∈ st[r0 -- sk, val0]) ∧ (val .refval ≠ jvmref → val .refval -- _type ∈ st[r0 -- sk, val0] ∧ st[val .refval -- _type] = typeval(mkclasstype(class1))) ↔ reftypep(val, st) ∧ (val .refval ≠ jvmref → val .refval -- _type ∈ st ∧ st[val .refval -- _type] = typeval(mkclasstype(class1)))

Heuristic simplifier applied rule simplifier

And obtained the following new goals

Rule argument

[emptyarg]

Additional information

[[CONCRETESIMPRULES : ()]]