Matthias Felleisen fe36315ca5 a few typos in universe.scrbl fixed ... svn: r13138		2009-01-15 02:59:47 +00:00
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scribblings	a few typos in universe.scrbl fixed	2009-01-15 02:59:47 +00:00
universe.ss	added universe via a 2htdp teachpack	2009-01-03 02:38:09 +00:00