src/HOL/Library/Lub_Glb.thy
2015-11-05 wenzelm 2015-11-05 isabelle update_cartouches -c -t;
2015-06-17 wenzelm 2015-06-17 isabelle update_cartouches;
2014-11-02 wenzelm 2014-11-02 modernized header;
2014-10-29 wenzelm 2014-10-29 more standard theory name;