--- a/src/sets.rs Wed Sep 03 09:52:30 2025 -0500 +++ b/src/sets.rs Wed Sep 03 10:08:28 2025 -0500 @@ -51,8 +51,8 @@ impl<U,Idx> Set<U> for $range<Idx> where U : Space<Decomp=BasicDecomposition>, - U::OwnedSpace : PartialOrd<Idx>, - Idx : PartialOrd + PartialOrd<U::OwnedSpace>, + U::Principal : PartialOrd<Idx>, + Idx : PartialOrd + PartialOrd<U::Principal>, { #[inline] fn contains<I : Instance<U>>(&self, item : I) -> bool {