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Some integrations from CerCo. In particular:
[helm.git] / matita / matita / lib / arithmetics / nat.ma
2011-12-12 Claudio Sacerdoti... Some integrations from CerCo. In particular:
2011-12-12 Ferruccio Guidinat library reorganized ....
2011-12-06 Ferruccio Guidiwe added a definition and a couple of lemmas
2011-10-28 Andrea AspertiSome qed-
2010-12-23 Andrea Aspertiprogress
2010-12-16 Andrea AspertiNew version of the library. Several files still do...
2010-12-06 Andrea Aspertisome progress
2010-11-22 Andrea AspertiSome arithmetics.