[racket] Challenge: <impressive function> in 140 chars or less

From: Gary Baumgartner (gfb at cs.toronto.edu)
Date: Thu Feb 23 13:52:39 EST 2012

On Thu, Feb 23, 2012 at 12:04:50PM -0600, Robby Findler wrote:
[...]
> What is this thing? It seems coolly symmetric in this view:
[...]
http://en.wikipedia.org/wiki/Thomae%27s_function

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