3 Commits

Author	SHA1	Message	Date
Stephen Bloch	2d2f013465	Updated some comments; no effect on running code.	2012-04-25 17:05:56 -04:00
Stephen Bloch	753dfa3cb2	Fixed error messages, added tests for type errors.	2011-10-02 22:54:34 -04:00
Stephen Bloch	d3d8659183	Moved most files into private directory. ... Modified main.rkt, picturing-programs.scrbl, and test-docs-complete to reflect the new locations.	2011-04-28 22:13:41 -04:00