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