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Proof step 25 from proof isobj-subset (previous step)

st[r -- _type] = typeval(mkclasstype(class)), r -- _type ∈ st, is_obj(r, class, st), r -- _type ∈ st → r -- _type ∈ st1 ∧ st[r -- _type] = st1[r -- _type], ∀ rk. rk ∈ st → rk ∈ st1 ∧ st[rk] = st1[rk], r -- _type ∈ st1, r ∈ st, r ∈ st1 ⊦ r = jvmref, is_obj(r, st1[r -- _type] .type .class, st1) ∧ is_classtype(st1[r -- _type] .type) ∧ is_typevalue(st1[r -- _type])

Heuristic simplifier applied rule simplifier

And obtained the following new goals

Proof step 24:
st[r -- _type] = typeval(mkclasstype(class)), st1[r -- _type] = typeval(mkclasstype(class)), r ∈ st1, r ∈ st, r -- _type ∈ st1, is_obj(r, class, st), r -- _type ∈ st, ∀ rk. rk ∈ st → rk ∈ st1 ∧ st[rk] = st1[rk] ⊦ r = jvmref, is_obj(r, class, st1)

Rule argument

[emptyarg]

Additional information

[[CONCRETESIMPRULES : ([CSIMPSEQ : ⊦ is_typevalue(typeval(ty))], [CSIMPSEQ : ⊦ is_classtype(mkclasstype(class))], [CSIMPSEQ : ⊦ mkclasstype(class) .class = class], [CSIMPSEQ : ⊦ typeval(ty) .type = ty])]]