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src/HOL/ex/Puzzle.thy
author paulson
Tue, 16 Jul 1996 15:49:46 +0200
changeset 1868 836950047d85
parent 1476 608483c2122a
child 2222 a3fb552f10e3
permissions -rw-r--r--
Put in minimal simpset to avoid excessive simplification, just as in revision 1.9 of HOL/indrule.ML
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(*  Title:      HOL/ex/puzzle.thy
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    ID:         $Id$
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    Author:     Tobias Nipkow
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    Copyright   1993 TU Muenchen
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An question from "Bundeswettbewerb Mathematik"













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*)













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Puzzle = Nat +








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consts f :: nat => nat








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rules  f_ax "f(f(n)) < f(Suc(n))"













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end















isabelle