REDUCTION OF TRIANGULATION. 



71 



T(dile of correlatives. 



Forming the normal equations in the usual manner, we have: 



0=+ 9.619 

 0=+15. 394 

 11= + 15. 767 

 0=— 1.860 



+6. 000 

 +2. 000 

 +2. 000 

 -0. 598 



+2. 1100 

 +6. 000 

 —2. ooo 

 — 1. 076 



+ 2.000 

 -2. 000 

 +6. 000 

 +0. 950 



-0. 598 



1 076 



+ 0.950 



+1.064 



■ li ml tlm following values : 



a = + 1. 900 



b = — 4. 386 



c = - 5. 208 



d = + 3. 059 



.Substituting the values of a, b, o, d, in the table of correlatives. 



