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ex/finite.thy
author nipkow
Tue, 19 Apr 1994 10:50:00 +0200
changeset 66 14b9286ed036
parent 0 7949f97df77a
permissions -rw-r--r--
changed defns in hol.thy from = to ==

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