]> matita.cs.unibo.it Git - helm.git/history - matita/matita/contribs/lambdadelta/basic_2/notation/relations/btpredproper_6.ma
partial commit: "conversion" and "equivalence" components ...
[helm.git] / matita / matita / contribs / lambdadelta / basic_2 / notation / relations / btpredproper_6.ma
2013-07-26 Ferruccio Guidilambdadelta