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author | Andrea Asperti <andrea.asperti@unibo.it> | |
Fri, 19 Feb 2010 07:25:04 +0000 (07:25 +0000) | ||
committer | Andrea Asperti <andrea.asperti@unibo.it> | |
Fri, 19 Feb 2010 07:25:04 +0000 (07:25 +0000) |
helm/software/matita/nlibrary/arithmetics/nat.ma | patch | blob | history |