Thu, 11 Nov 1993 13:21:59 +0100 Changed the simplifier: if the subgoaler proves an unexpected thm, chances
nipkow [Thu, 11 Nov 1993 13:21:59 +0100] rev 112
Changed the simplifier: if the subgoaler proves an unexpected thm, chances are, it is an instance of the expected thm. Instead of aborting, rewriting now fails at that point.
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