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ex/Finite.thy
author wenzelm
Fri, 04 Nov 1994 14:14:22 +0100
changeset 159 7a8fe3b95def
parent 0 7949f97df77a
permissions -rw-r--r--
abstract syntax operations for HOL;
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Finite = Lfp +
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consts Fin :: "'a set => 'a set set"
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rules
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 Fin_def "Fin(A) == lfp(%F. insert({}, UN x:A. insert(x)``F))"
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end
Old_HOL