racket 1.9/4 --- dissection
Channel: Danny Heap
Date: 2012-03-10

Video from www.cdf.toronto.edu/~heap/racket_lectures.html on using DrRacket to take an image apart into its constituent colours.  Then produce a new image by modifying the old colours.  Jovial elephant Jumbo demonstrates how, reliving his psychedelic experiences of the sixties for educational purposes.  Quiz at:

www.cdf.toronto.edu/~heap/Racket/encryption.html    More videos:
www.cdf.toronto.edu/~heap/racket_lectures.html