From: Ferruccio Guidi Date: Sat, 14 May 2011 18:59:20 +0000 (+0000) Subject: we added a property X-Git-Tag: make_still_working~2517 X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=commitdiff_plain;h=2a33a51a4749ca91dfaa488b9c0d2a286265cf99;hp=2a33a51a4749ca91dfaa488b9c0d2a286265cf99;p=helm.git we added a property ---