(define (snowflake size level) (cond((= level 0)(forward size)) (else (snowflake (/ size 3)(- level 1)) (left 60) (snowflake (/ size 3) (- level 1)) (right 120) (snowflake ( / size 3)(- level 1)) (left 60) (snowflake (/ size 3) (- level 1)) (right 120) (snowflake (/ size 3)(- level 1)) (left 60) (snowflake (/ size 3) (- level 1)) (right 120) (snowflake ( / size 3)(- level 1)) (left 60) (snowflake (/ size 3) (- level 1)) (right 120) (snowflake (/ size 3)(- level 1)) (left 60) (snowflake (/ size 3) (- level 1)) (right 120) (snowflake ( / size 3)(- level 1)) (left 60) (snowflake (/ size 3) (- level 1)) (right 120) ))) (define (tree length level) (forward length) (right 30) (if (> level 1) (tree (* length 0.75) (- level 1))) (left 60) (if (> level 1) (tree (* length 0.75)(- level 1))) (right 30) (backward (length))) (define (fern size) (cond ((< size 5)(forward 0)) (else (forward ( / size 25)) (left 80) (fern (* size 0.3)) (right 82) (forward (/ size 25)) (right 80) (fern (* size 0.3)) (left 78) (fern (* size 0.9)) (left 2) (backward (/ size 25)) (left 2) (backward (/ size 25))))) (snowflake 100 7) (tree 75 7) (fern 100)) ;;; ;;; Title: ;;; Naturally Recursive ;;; ;;; Description: ;;; Look Around And See ;;; Nature In All Its Glory ;;; Recursive Beauty