From: Ferruccio Guidi <ferruccio.guidi@unibo.it>
Date: Mon, 5 Mar 2018 23:41:50 +0000 (+0100)
Subject: update in basic_2
X-Git-Tag: make_still_working~361
X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=commitdiff_plain;h=e8971d3db8935436e6dddc27fe1ae168c7f3b315;hp=e8971d3db8935436e6dddc27fe1ae168c7f3b315;p=helm.git

update in basic_2

+ new equivalent of lfsx opens the road to lfsx_pair_lpxs
+ minor corrections
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