Calculator All Possible Combination

tablade

% difference divided x = [-1, 0, 1, 2]; f = [-2,1,3,13] n = length (x) -1; for i = 1: n
t (i, 1) = (f (i +1)-f (i)); end for j = 2: n for i = j : n t (i, j) = ((t (i, j-1)-t (i-1, j-1)) / (x (i +1)-x (i-j +1)) ) end

end t