Sat, 19 Dec 2009 22:42:31 +0100 Christian Urban added a very old paper about Quotients in Isabelle (related work)
Sat, 19 Dec 2009 22:21:51 +0100 Christian Urban avoided global "open"s - replaced by local "open"s
Sat, 19 Dec 2009 22:09:57 +0100 Christian Urban small tuning
Sat, 19 Dec 2009 22:04:34 +0100 Christian Urban various tunings; map_lookup now raises an exception; addition to FIXME-TODO
(0) -300 -100 -30 -10 -4 +4 +10 +30 +100 +300 +1000 tip