Data update

This commit is contained in:
Ingy döt Net 2024-10-16 18:07:41 -07:00
parent 81fd053722
commit 52a6ef48dd
10248 changed files with 63654 additions and 6775 deletions

View file

@ -0,0 +1,11 @@
(define (forward-diff lst)
(if (or (null? lst) (null? (cdr lst)))
'()
(cons (- (cadr lst) (car lst))
(forward-diff (cdr lst)))))
(define (nth-forward-diff n xs)
(if (= n 0)
xs
(nth-forward-diff (- n 1)
(forward-diff xs))))