author | clasohm |
Thu, 16 Sep 1993 12:20:38 +0200 | |
changeset 0 | a5a9c433f639 |
child 124 | 858ab9a9b047 |
permissions | -rw-r--r-- |
0 | 1 |
(* Title: ZF/univ.thy |
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ID: $Id$ |
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Author: Lawrence C Paulson, Cambridge University Computer Laboratory |
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Copyright 1993 University of Cambridge |
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A small universe for lazy recursive types |
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*) |
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QUniv = Univ + QPair + |
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consts |
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quniv :: "i=>i" |
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rules |
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quniv_def "quniv(A) == Pow(univ(eclose(A)))" |
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end |