]> matita.cs.unibo.it Git - helm.git/history - helm/software/matita/contribs/RELATIONAL-ARITHMETICS/add_props.ma
contribution on relational arithmetics started
[helm.git] / helm / software / matita / contribs / RELATIONAL-ARITHMETICS / add_props.ma
2006-06-16 Ferruccio Guidicontribution on relational arithmetics started