**If the sum between two point A and B is S.↵
**↵
**And The sum between A and C is Also S.then the Sum between two point B and C is Zero;↵
**↵
**Sum(A---------B)=S↵
,**↵
****↵
**Sum(A---------C)=S↵
,**↵
****↵
**Sum(B---------C)=0.***
**And The sum between A and C is Also S.then the Sum between two point B and C is Zero;
**Sum(A---------B)=S
****↵
**Sum(A---------C)=S
****↵
**Sum(B---------C)=0.***
