src/HOL/Data_Structures/AA_Set.thy
Wed, 25 Sep 2019 17:22:57 +0200 nipkow replaced new type ('a,'b) tree by old type ('a*'b) tree.
Sat, 05 Jan 2019 17:24:33 +0100 wenzelm isabelle update -u control_cartouches;
less more (0) -10 -2 tip