/// <summary>
/// This method finds elements in U (universal set - superset that has all elements in A and more) but not in A
/// </summary>
/// <returns>a SetClass object that contains elements in U but not in A</returns>
/// <param name="U">The universal set</param>
public SetClass <T> Complement(SetClass <T> U)
{
return(U.Difference(this));
}
/// <summary>
/// This method find elements in current set (set A), but not in input set B AND
/// elements in input set B, but not in current set.
/// </summary>
/// <returns>a SetClass object that contains elements in A but not in B, and elements in B but not in A</returns>
/// <param name="B">B.</param>
public SetClass <T> SymmetricDifference(SetClass <T> B)
{
//Any implementation that gets (A - B) union (B - A)
return(this.Difference(B).UnionWith(B.Difference(this)));
}
