log lib/ur/top.urs

age author description
Sat, 15 Jan 2011 14:53:13 -0500 Adam Chlipala Allow subqueries to reference aggregate-only columns of free tables; treat non-COUNT aggregate functions as possibly returning NULL
Fri, 24 Dec 2010 16:41:10 -0500 Adam Chlipala Top.queryI1; fix definition of uw_Basis_minTime