  
 Divided difference columns :    
 
    0.09416  
 
  - 0.25912  
  - 0.16496  
 
    0.81094  
    0.6166   
    0.53412  
 
    0.       
    0.40547  
    0.55962  
    0.69315  
 
 Divided difference columns after addition of an entry :    
 
  - 0.059959  
 
    0.09416   
    0.088164  
 
  - 0.25912   
  - 0.16496   
  - 0.200226  
 
    0.81094   
    0.6166    
    0.53412   
    0.664267  
 
    0.       
    0.40547  
    0.55962  
    0.69315  
    0.09531  