From: Andrea Berlingieri Date: Sun, 31 Mar 2019 12:58:51 +0000 (+0200) Subject: Add drafts for some tactics X-Git-Tag: make_still_working~229^2~1^2~1^2~9 X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=commitdiff_plain;h=433e66b381d1b89e48c05d517494fc300fd0abb5;hp=433e66b381d1b89e48c05d517494fc300fd0abb5;p=helm.git Add drafts for some tactics Add drafts for assume, suppose, we_need_to_prove. Add a just type to handle justfications in tactics. Add drafts for the by_done and by_just_we_proved tactics. Everything needs testing ---