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src/HOL/Finite.thy
author clasohm
Mon, 05 Feb 1996 21:27:16 +0100
changeset 1475 7f5a4cd08209
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child 1531 e5eb247ad13c
permissions -rw-r--r--
expanded tabs; renamed subtype to typedef; incorporated Konrad's changes
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(*  Title:      HOL/Finite.thy
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    ID:         $Id$
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    Author:     Lawrence C Paulson, Cambridge University Computer Laboratory
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    Copyright   1994  University of Cambridge
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Finite powerset operator













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*)













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Finite = Lfp +








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consts Fin :: 'a set => 'a set set








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inductive "Fin(A)"













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  intrs













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    emptyI  "{} : Fin(A)"













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    insertI "[| a: A;  b: Fin(A) |] ==> insert a b : Fin(A)"













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end















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