All in MatLab

The following method of computing is due to Archimedes: Let A = 1 and N = 6 Repeat 10 times, say: 2 Replace N by 2N Replace A by 12 - 4- A2)]12 Let L=NA/2 Let P (U + L )/2 (estimate of ) Let E = (U-L)/2 (estimate of error) Print N, P, E Stop Write a program to implement the algorithm