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ex/finite.thy
author clasohm
Thu, 16 Sep 1993 12:21:07 +0200
changeset 0 7949f97df77a
permissions -rw-r--r--
Initial revision

Finite = Lfp +
consts Fin :: "'a set => 'a set set"
rules
 Fin_def "Fin(A) == lfp(%F. insert({}, UN x:A. insert(x)``F))"
end
Old_HOL