1 665c255d 2023-08-04 jrmu (define wave2 (besides wave (flip-vert wave)))
 2 665c255d 2023-08-04 jrmu (define wave4 (below wave2 wave2))
 3 665c255d 2023-08-04 jrmu (define (flipped-pairs painter)
 4 665c255d 2023-08-04 jrmu   (let ((painter2 (besides painter (flip-vert painter))))
 5 665c255d 2023-08-04 jrmu     (below painter2 painter2)))
 6 665c255d 2023-08-04 jrmu (define wave4 (flipped-pairs wave))
 7 665c255d 2023-08-04 jrmu (define (right-split painter n)
 8 665c255d 2023-08-04 jrmu   (if (= n 0)
 9 665c255d 2023-08-04 jrmu       painter
10 665c255d 2023-08-04 jrmu       (let ((smaller (right-split painter (- n 1))))
11 665c255d 2023-08-04 jrmu 	(beside painter (below smaller smaller)))))