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Proof step 8 from proof same-subclasses-contains-trans (previous step)

contains(str1, mkclasstype(class), mkclasstype(class0)), same-subclasses(class, str, str0), same-subclasses(class, str0, str1) ∧ (∀ class0. contains(str1, mkclasstype(class), mkclasstype(class0)) → same-subclasses(class0, str0, str1)), same-subclasses(class, str, str1), contains(str0, mkclasstype(class), mkclasstype(class0)), same-subclasses(class0, str, str0) ⊦ same-subclasses(class0, str, str1)

Heuristic simplifier applied rule simplifier

And obtained the following new goals

Proof step 7:
same-subclasses(class0, str, str0), contains(str0, mkclasstype(class), mkclasstype(class0)), same-subclasses(class, str, str1), same-subclasses(class, str0, str1), same-subclasses(class, str, str0), contains(str1, mkclasstype(class), mkclasstype(class0)), ∀ class0. contains(str1, mkclasstype(class), mkclasstype(class0)) → same-subclasses(class0, str0, str1) ⊦ same-subclasses(class0, str, str1)

Rule argument

[emptyarg]

Additional information

[[CONCRETESIMPRULES : ()]]