public override bool Equals(Expression E)
{
FiniteSet S = E as FiniteSet;
if (ReferenceEquals(S, null))
{
return(base.Equals(E));
}
return(Members.SequenceEqual(S.Members));
}
public override int CompareTo(Expression R)
{
FiniteSet RS = R as FiniteSet;
if (!ReferenceEquals(RS, null))
{
return(members.LexicalCompareTo(RS.Members));
}
return(base.CompareTo(R));
}
public static Set New(params Expression[] Members)
{
return(FiniteSet.New(Members.AsEnumerable()));
}
public static Set New(IEnumerable <Expression> Members)
{
return(FiniteSet.New(Members));
}
public static FiniteSet Intersection(FiniteSet A, FiniteSet B)
{
return(FiniteSet.New(A.Members.Intersect(B.Members)));
}
public static FiniteSet Union(FiniteSet A, FiniteSet B)
{
return(FiniteSet.New(A.Members.Union(B.Members)));
}
public static FiniteSet Union(FiniteSet A, FiniteSet B)
{
return FiniteSet.New(A.Members.Union(B.Members));
}
public static FiniteSet Intersection(FiniteSet A, FiniteSet B)
{
return FiniteSet.New(A.Members.Intersect(B.Members));
}