berghofe [Wed, 11 Jan 2012 00:05:31 +0100] rev 46183
merged
berghofe [Wed, 11 Jan 2012 00:01:54 +0100] rev 46182
Removed strange hack introduced in b27e93132603, since equivariance
is working again
berghofe [Tue, 10 Jan 2012 23:59:37 +0100] rev 46181
Replaced perm_set_eq by perm_set_def
berghofe [Tue, 10 Jan 2012 23:58:10 +0100] rev 46180
Corrected pt_set_inst, added missing cp_set_inst, deleted obsolete
pt_insert_eqvt, pt_set_eqvt, and perm_set_eq
berghofe [Tue, 10 Jan 2012 23:49:53 +0100] rev 46179
Reverted several lemmas involving sets to the state before the
removal of the set type.
wenzelm [Tue, 10 Jan 2012 23:26:27 +0100] rev 46178
clarified Isabelle_Rendering vs. physical painting;
discontinued slightly odd object-oriented Markup_Tree.Cumulate/Select;