src/FOLP/folp.thy
author paulson
Tue, 05 Nov 1996 11:20:52 +0100
changeset 2160 ad4382e546fc
parent 0 a5a9c433f639
permissions -rw-r--r--
Simplified new_keys_not_seen, etc.: replaced the union over all agents by the Spy alone. Proofs run faster and they do not have to be set up in terms of a previous lemma.
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FOLP = IFOLP +
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consts
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  cla :: "[p=>p]=>p"
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rules
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  classical "(!!x.x:~P ==> f(x):P) ==> cla(f):P"
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end