public override bool Equals(System.Object obj)
{
if (obj == null)
{
return(false);
}
Index2 p = (Index2)obj;
if ((System.Object)p == null)
{
return(false);
}
bool r1 = this.CheckContain(p.p1) && this.CheckContain(p.p2);
bool r2 = p.CheckContain(this.p1) && p.CheckContain(this.p2);
return(r1 && r2);
}