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updating the structures for sorts
[helm.git] / helm / software / matita / library / didactic / exercises / natural_deduction_theories.ma
2009-05-25 Enrico Tassinasty change in the lexer/parser:
2009-04-15 Ferruccio Guidi- transcript: bugfix
2008-12-09 Enrico Tassifixed notation
2008-12-08 Claudio Sacerdoti... A (boring and long) once-in-a-life exercise on proving...