public NSSet<E> setBySubtractingSet(NSSet<?> otherSet) {
NSMutableSet<E> set = new NSMutableSet<E>(this);
set.subtractSet(otherSet);
return set;
}
public NSSet<E> setBySubtractingSet(NSSet<?> otherSet) {
NSMutableSet<E> set = new NSMutableSet<E>(this);
set.subtractSet(otherSet);
return set;
}
