Wed, 05 Sep 2012 11:37:22 +0200 made "mk_case_eq_tac" work in the case where the first constructor is an "alternate" constructor (in which case its discriminator paradoxically starts with a negation)
blanchet [Wed, 05 Sep 2012 11:37:22 +0200] rev 49153
made "mk_case_eq_tac" work in the case where the first constructor is an "alternate" constructor (in which case its discriminator paradoxically starts with a negation)
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