author | wenzelm |
Mon, 16 Aug 1999 17:38:52 +0200 | |
changeset 7215 | 1379275df5cd |
parent 2570 | 24d7e8fb8261 |
child 10835 | f4745d77e620 |
permissions | -rw-r--r-- |
2570 | 1 |
(* Title: HOLCF/Dnat.thy |
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ID: $Id$ |
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Author: Franz Regensburger |
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Copyright 1993 Technische Universitaet Muenchen |
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Theory for the domain of natural numbers dnat = one ++ dnat |
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*) |
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Dnat = HOLCF + |
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domain dnat = dzero | dsucc (dpred :: dnat) |
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constdefs |
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iterator :: "dnat -> ('a -> 'a) -> 'a -> 'a" |
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"iterator == fix`(LAM h n f x . case n of dzero => x |
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| dsucc`m => f`(h`m`f`x))" |
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end |