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Proof step 143 from proof compat-addclass (previous step)

st[r -- _type] = typeval(mkclasstype(class0)), fis .keys = statfields(class), class+∃(str, class0), compatmode(str, st), compatstatic(str, st), okfieldinits(class, fis), r -- _type ∈ st, r ∈ st, compatobj(str, r, st) ⊦ r = jvmref, is_classtype((addclass(class, fis, st)[r -- _type]) .type) ∧ class+∃(str, (addclass(class, fis, st)[r -- _type]) .type .class) ∧ compatfields(str, r, instfields((addclass(class, fis, st)[r -- _type]) .type .class), addclass(class, fis, st))

Heuristic simplifier applied rule simplifier

And obtained the following new goals

Proof step 142:
fis .keys = statfields(class), st[r -- _type] = typeval(mkclasstype(class0)), compatobj(str, r, st), r ∈ st, r -- _type ∈ st, okfieldinits(class, fis), compatstatic(str, st), compatmode(str, st), class+∃(str, class0) ⊦ r = jvmref, compatfields(str, r, instfields(class0), addclass(class, fis, st))

Rule argument

[emptyarg]

Additional information

[[CONCRETESIMPRULES : ([CSIMPSEQ : ⊦ mkclasstype(class) .class = class], [CSIMPSEQ : ⊦ is_classtype(mkclasstype(class))], [CSIMPSEQ : ⊦ typeval(ty) .type = ty], [CSIMPSEQ : r ≠ jvmref ⊦ (addclass(class1, fis, st) [r -- sk ] ) = st[r -- sk]])]]