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two more main properties of drop closed
[helm.git] / matita / matita / lib / lambda-delta / substitution / drop_defs.ma
2011-07-20 Ferruccio Guiditwo more main properties of drop closed
2011-07-19 Ferruccio Guidifirst main property of drop closed
2011-07-17 Ferruccio Guidimore lemmas and some generated logical constants for...
2011-07-13 Ferruccio Guidi- new definition of subst based on drop