]> matita.cs.unibo.it Git - helm.git/commit
not_to_not
authorAndrea Asperti <andrea.asperti@unibo.it>
Wed, 3 Jun 2009 14:42:12 +0000 (14:42 +0000)
committerAndrea Asperti <andrea.asperti@unibo.it>
Wed, 3 Jun 2009 14:42:12 +0000 (14:42 +0000)
commit5dedda34c5f7b80d10bff717c5e6f90d0b92a5c7
tree348fed0b57b73ec6fa3e5f8a071551294e40adc3
parent9c4e2987294f8943feaa87ad16953ae0e5c0019f
not_to_not
helm/software/matita/library/logic/connectives.ma