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lustrec / test / src / kind_fmcad08 / misc / stalmark_e7_76.lus @ 65f71d05

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--@ ensures OK;
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node top (x:bool) returns (OK:bool);
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var a,b,c:bool;
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let
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  a = true -> pre(c);
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  b = false -> pre(a);
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  c = false -> pre(b);
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  OK = ((not a or not b and c) or 
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        (not a and b and not c) or 
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        (a and not b and not c) or 
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        (a and b and c)) and not (a and b and c);
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  --%MAIN;
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  --%PROPERTY OK;
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tel