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Commit 2019-05-14 11:13 fe19bdb4

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fix(data/multiset): remove duplicate setoid instance (#1027)

fix(data/multiset): remove duplicate setoid instance
s/ : Type uu//

Estimated changes

Modified src/data/list/perm.lean

modified theorem list.perm.eqv

Modified src/data/multiset.lean

added def multiset.subsingleton_equiv