log lib/ur/basis.urs

age author description
Thu, 09 Apr 2009 12:31:56 -0400 Adam Chlipala Made type class system very general; demo compiles
Tue, 07 Apr 2009 18:47:47 -0400 Adam Chlipala FOREIGN KEY, without ability to link NULL to NOT NULL (and with some lingering problems in row inference)
Tue, 07 Apr 2009 16:14:31 -0400 Adam Chlipala PRIMARY KEY