doc-src/Intro/bool.thy
author lcp
Fri, 10 Dec 1993 10:36:39 +0100
changeset 191 fe5d88d4c7e1
parent 105 216d6ed87399
child 32960 69916a850301
permissions -rw-r--r--
Pure/tactic/compose_inst_tac: when catching exception THM, prints the message before failing!! This reports the reason for failure in cases like by (res_inst_tac [("P", "?Q(a)")] mp 1); in which ?Q appears in mp with a different type.
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Bool = FOL +
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types 	bool 0
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arities bool 	:: term
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consts tt,ff	:: "bool"
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end