src/HOL/PreList.thy
author nipkow
Wed Aug 18 11:09:40 2004 +0200 (2004-08-18)
changeset 15140 322485b816ac
parent 15131 c69542757a4d
child 15231 96d5b6e2b6e4
permissions -rw-r--r--
import -> imports
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(*  Title:      HOL/PreList.thy
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    ID:         $Id$
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    Author:     Tobias Nipkow and Markus Wenzel
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    Copyright   2000 TU Muenchen
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*)
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header{*A Basis for Building the Theory of Lists*}
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theory PreList
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imports Wellfounded_Relations Presburger Recdef Relation_Power Parity
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begin
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text {*
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  Is defined separately to serve as a basis for theory ToyList in the
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  documentation. *}
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lemmas wf_induct_rule = wf_induct [rule_format, case_names less, induct set: wf]
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  -- {* belongs to theory @{text Wellfounded_Recursion} *}
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end