public Range Intersect(Range r)
{
return(Intersect(r.Lo, r.Hi));
}
public bool Equals(Range other, double eps)
{
return(other != null && (IsEmpty && other.IsEmpty ||
AlmostEquals(other.Lo, Lo, eps) && AlmostEquals(other.Hi, Hi, eps)));
}
public bool IsSubsetOf(Range other)
{
return(Lo >= other.Lo && Hi <= other.Hi);
}