public static SetDatum Union(SetDatum a, SetDatum b) { var idb = a.ToBuilder(); idb.UnionWith(b.set); return(new SetDatum(idb.ToImmutable())); }
public static SetDatum SymmetricDifference(SetDatum a, SetDatum b) { var idb = a.ToBuilder(); idb.SymmetricExceptWith(b.set); return(new SetDatum(idb.ToImmutable())); }