From: Enrico Tassi <enrico.tassi@inria.fr>
Date: Wed, 21 Oct 2009 09:12:01 +0000 (+0000)
Subject: preserve sharing if map_term_fold_a
X-Git-Tag: make_still_working~3272
X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=commitdiff_plain;h=ab72456f3d53035e6942f1cafa225d6759acf655;hp=ab72456f3d53035e6942f1cafa225d6759acf655;p=helm.git

preserve sharing if map_term_fold_a
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