author | paulson |
Thu, 20 Nov 1997 11:03:26 +0100 | |
changeset 4242 | 97601cf26262 |
parent 3882 | 6d7df9b98537 |
child 7295 | fe09a0c5cebe |
permissions | -rw-r--r-- |
3210 | 1 |
(* Title: HOL/Modelcheck/CTL.thy |
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ID: $Id$ |
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Author: Olaf Mueller, Jan Philipps, Robert Sandner |
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Copyright 1997 TU Muenchen |
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*) |
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CTL = MuCalculus + |
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types |
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'a trans = "('a * 'a) set" |
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consts |
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CEX ::"['a trans,'a pred, 'a]=>bool" |
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EG ::"['a trans,'a pred]=> 'a pred" |
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defs |
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CEX_def "CEX N f u == (? v. (f v & (u,v):N))" |
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EG_def "EG N f == nu (% Q. % u.(f u & CEX N Q u))" |
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end |