static public bool Be(Set_eqDefault <T, TEq> a, Set_eqDefault <T, TEq> b) { return(a.IsSubsetOf(b)); }
public bool Equals(Set_eqDefault <T, TEq> x, Set_eqDefault <T, TEq> y) { return(x.IsSubsetOf(y) && y.IsSubsetOf(x)); throw new NotImplementedException(); }
public bool contain(Set_eqDefault <T, TEq> a, Set_eqDefault <T, TEq> b) { return(a.IsSubsetOf(b)); }