[racket] drawings in SICP

From: Catonano (catonano at gmail.com)
Date: Tue Dec 2 06:43:41 EST 2014

In SICP lecture 2a they demonstrate some drawings.

Are those reproducible with Racket ?
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://lists.racket-lang.org/users/archive/attachments/20141202/a489f87e/attachment.html>

Posted on the users mailing list.