| author | paulson |
| Fri, 03 Apr 1998 12:34:33 +0200 | |
| changeset 4776 | 1f9362e769c1 |
| child 5111 | 8f4b72f0c15d |
| permissions | -rw-r--r-- |
| 4776 | 1 |
(* Title: HOL/UNITY/SubstAx |
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ID: $Id$ |
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Author: Lawrence C Paulson, Cambridge University Computer Laboratory |
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Copyright 1998 University of Cambridge |
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My treatment of the Substitution Axiom -- not as an axiom! |
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*) |
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SubstAx = WFair + |
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constdefs |
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LeadsTo :: "['a set, ('a * 'a)set set, 'a set, 'a set] => bool"
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"LeadsTo Init Acts A B == |
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leadsTo Acts (reachable Init Acts Int A) |
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(reachable Init Acts Int B)" |
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end |