(* Title: OrdInsts.thy
ID: $Id$
Author: Markus Wenzel, TU Muenchen
Some order instantiations.
*)
OrdInsts = OrdDefs +
(* binary / general products of quasi_orders / orders *)
instance
"*" :: (quasi_order, quasi_order) quasi_order (le_prod_refl, le_prod_trans)
instance
"*" :: (order, order) order (le_prod_antisym)
instance
fun :: (term, quasi_order) quasi_order (le_fun_refl, le_fun_trans)
instance
fun :: (term, order) order (le_fun_antisym)
(* duals of quasi_orders / orders / lin_orders *)
instance
dual :: (quasi_order) quasi_order (le_dual_refl, le_dual_trans)
instance
dual :: (order) order (le_dual_antisym)
(*FIXME: had to be moved to LatInsts.thy due to some unpleasant
'feature' in Pure/type.ML
instance
dual :: (lin_order) lin_order (le_dual_lin)
*)
end