Changes

265 bytes added , 23:26, November 14, 2008

n*r = r + r +r + ... + r

I don't like the notation n*r, without any introduction, it's rather repeated addition. Maybe a subtle point, but it is different from the multiplication of the ring. For the moment, I'll let it stay... --[[User:BRichtigen|BRichtigen]] 18:26, 14 November 2008 (EST)