| author | wenzelm |
| Thu, 08 Aug 2002 23:48:31 +0200 | |
| changeset 13483 | 0e6adce08fb0 |
| parent 4530 | ac1821645636 |
| child 17288 | aa3833fb7bee |
| permissions | -rw-r--r-- |
| 4530 | 1 |
(* Title: HOL/IOA/Solve.thy |
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ID: $Id$ |
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Author: Tobias Nipkow & Konrad Slind |
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Copyright 1994 TU Muenchen |
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mueller
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Weak possibilities mapping (abstraction) |
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*) |
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mueller
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Solve = IOA + |
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mueller
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constdefs |
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is_weak_pmap :: "['c => 'a, ('action,'c)ioa,('action,'a)ioa] => bool"
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"is_weak_pmap f C A == |
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(!s:starts_of(C). f(s):starts_of(A)) & |
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(!s t a. reachable C s & |
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(s,a,t):trans_of(C) |
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--> (if a:externals(asig_of(C)) then |
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(f(s),a,f(t)):trans_of(A) |
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else f(s)=f(t)))" |
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end |