From: Ferruccio Guidi Date: Sun, 21 Aug 2022 22:44:42 +0000 (+0200) Subject: addition to predefined virtuals X-Git-Tag: make_still_working~42 X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=commitdiff_plain;ds=inline;h=6e4f8f6dc7ab7cdc0d9d852f6786947d3c4513cc;hp=6e4f8f6dc7ab7cdc0d9d852f6786947d3c4513cc;p=helm.git addition to predefined virtuals + one character added ---