1
2 (* Classical Higher-order Logic -- batteries included *)
3
4 use_thys ["Library", "List_Prefix", "List_lexord", "Sublist_Order",
5 "Product_Lattice",
6 "Code_Char_chr", "Code_Char_ord", "Code_Integer", "Efficient_Nat", "Executable_Set"(*, "Code_Prolog"*)];