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Proof step 8 from proof compatval-addclass (previous step)

st[r -- _type] = typeval(ty0) ∧ is_typevalue(st[r -- _type]), fis .keys = statfields(class), okfieldinits(class, fis), okval(refval(r), ty), r ≠ jvmref → r -- _type ∈ st ∧ is_typevalue(st[r -- _type]) ∧ is_reftype(ty0) ∧ (has_classtype(ty0) → tdname+∃(str, ty0 .jtelemtype .class)) ∧ (is_classtype(ty0) → class+∃(str, ty0 .class)) ∧ asgcomp(str, refval(r), ty, st) ⊦ (ty = void_type ∨ is_reftype(ty)) ∧ ( r ≠ jvmref → r -- _type ∈ addclass(class, fis, st) ∧ is_typevalue(st[r -- _type]) ∧ is_reftype(ty0) ∧ ( has_classtype(ty0) → class∃(str, ty0 .jtelemtype .class) ∨ interface∃(str, ty0 .jtelemtype .class) ∨ is_predefined_class(ty0 .jtelemtype .class)) ∧ (is_classtype(ty0) → class+∃(str, ty0 .class)) ∧ is_subtype(str, ty0, ty))

Heuristic simplifier applied rule simplifier

And obtained the following new goals

Proof step 7:
fis .keys = statfields(class), st[r -- _type] = typeval(ty0), okval(refval(r), ty), okfieldinits(class, fis), r ≠ jvmref → r -- _type ∈ st ∧ is_reftype(ty0) ∧ (has_classtype(ty0) → tdname+∃(str, ty0 .jtelemtype .class)) ∧ (is_classtype(ty0) → class+∃(str, ty0 .class)) ∧ asgcomp(str, refval(r), ty, st) ⊦ (ty = void_type ∨ is_reftype(ty)) ∧ ( r ≠ jvmref → r -- _type ∈ addclass(class, fis, st) ∧ is_reftype(ty0) ∧ ( has_classtype(ty0) → class∃(str, ty0 .jtelemtype .class) ∨ interface∃(str, ty0 .jtelemtype .class) ∨ is_predefined_class(ty0 .jtelemtype .class)) ∧ (is_classtype(ty0) → class+∃(str, ty0 .class)) ∧ is_subtype(str, ty0, ty))

Rule argument

[emptyarg]

Additional information

[[CONCRETESIMPRULES : ([CSIMPSEQ : ⊦ is_typevalue(typeval(ty))])]]