2.5/

Aitken’s \(\Delta^2\) Method

1. What?
   
2. Why?
   
3. Derivation:
   
4. Del [Forward Difference]:
   
5. \(\hat{p}_n\) [Formula]:
   
6. Generating the Sequence [Formula]:
   

Steffensen’s Method

1. What?:
2. Zeros and their Multiplicity:
   
3. Difference from Aitken’s method:
   
   • Aitken’s method:
   • Steffensen’s method:

   Notice
   

4. Algorithm:
   
5. Convergance of Steffensen’s Method: