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Proof step 178 from proof same-subclasses-01 (previous step)

same-subclasses-contains(class, str, str0), ∃ tys. contains(str0, mkclasstype(class) ' + (tys + mkclasstype(class0))) ⊦ tdname+∃(str, class0)

Heuristic simplifier applied rule simplifier

And obtained the following new goals

Proof step 177:
same-subclasses-contains(class, str, str0), contains(str0, mkclasstype(class) ' + tys + mkclasstype(class0) ') ⊦ tdname+∃(str, class0)

Rule argument

[emptyarg]

Additional information

[[CONCRETESIMPRULES : ([CSIMPSEQ : ⊦ tys + ty = tys + ty '])]]