2 implementations of IsProperSupersetOf
System (1)
compmod\system\collections\generic\sortedset.cs (1)
1433public bool IsProperSupersetOf(IEnumerable<T> other) {
System.Core (1)
System\Collections\Generic\HashSet.cs (1)
738public bool IsProperSupersetOf(IEnumerable<T> other) {