haftmann@37694: 
haftmann@37694: (* Classical Higher-order Logic -- batteries included *)
haftmann@37694: 
haftmann@37694: use_thys ["Library", "List_Prefix", "List_lexord", "Sublist_Order",
bulwahn@38119:   "Code_Char_chr", "Code_Integer", "Efficient_Nat", "Executable_Set", "Code_Prolog"];