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Proof step 225 from proof contains-subspec-better (previous step)

same-subclasses-contains(ty .jtelemtype .class, str, str0), type∃(str, ty), contains(str0, ty, ty0) ⊦ has_classtype(ty), contains(str, ty, ty0)

Heuristic simplifier applied rule simplifier

And obtained the following new goals

Proof step 224:
same-subclasses-contains(ty .jtelemtype .class, str, str0), contains(str0, ty, ty0) ⊦ has_classtype(ty), contains(str, ty, ty0)

Rule argument

[emptyarg]

Additional information

[[CONCRETESIMPRULES : ([CSIMPSEQ : ⊦ ¬ has_classtype(ty) → type∃(str, ty)])]]