For once, Thatcher said it best: "Just Rejoice." However, Churchill said it better: "This is not the end. This is not the beginning of the, but rather the end of the beginning". But has Phil sold the photos to a tabloid yet? Simon (defun modexpt (x y n) "computes (x^y) mod n" (cond ((= y 0) 1) ((= y 1) (mod x n)) ((evenp y) (mod (expt (modexpt x (/ y 2) n) 2) n)) (t (mod (* x (modexpt x (1- y) n)) n))))