src/HOL/UNITY/Rename.thy
author paulson
Fri, 21 Jul 2000 18:01:36 +0200
changeset 9403 aad13b59b8d9
parent 8256 6ba8fa2b0638
child 13790 8d7e9fce8c50
permissions -rw-r--r--
much tidying in connection with the 2nd UNITY paper
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(*  Title:      HOL/UNITY/Rename.thy
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    ID:         $Id$
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    Author:     Lawrence C Paulson, Cambridge University Computer Laboratory
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    Copyright   2000  University of Cambridge
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Renaming of state sets
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*)
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Rename = Extend +
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constdefs
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  rename :: "['a => 'b, 'a program] => 'b program"
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    "rename h == extend (%(x,u::unit). h x)"
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end