From: Ferruccio Guidi Date: Mon, 28 Oct 2019 19:37:33 +0000 (+0100) Subject: update in basic_2 X-Git-Tag: make_still_working~222 X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=commitdiff_plain;h=bfd440cc2a790741616cae6b375609c6bbdc3b24;hp=bfd440cc2a790741616cae6b375609c6bbdc3b24;p=helm.git update in basic_2 + t-bound t-computarion for terms + validity rules in λδ-2A style justified ---