log

age author description
Sun, 06 Jan 2013 16:37:21 -0500 Adam Chlipala New release
Sun, 06 Jan 2013 16:34:22 -0500 Adam Chlipala Small wording change suggested by a proofreader
Sun, 06 Jan 2013 16:23:26 -0500 Adam Chlipala Last round of feedback from class at Penn