Date: Mar 21, 2013 6:36 AM
Author: YBM
Subject: Re: Matheology § 224

Le 21.03.2013 07:54, WM a écrit :
> Every not necessary line can be removed. Why do you think there should
> remain unnecessary lines? And if they are needed, which it the first
> unnecessary line that must remain?


Which is the leg which is necessary in order for a dog to have more
than two legs?

Name it, the very one you cannot cut.