In article <email@example.com>, firstname.lastname@example.org wrote:
> The reason why Tau is a fundamental number is because it is the Identity Operator for Rotation. Pi is lacking in such fundamental utility. > > Tau is as fundamental to Rotation as Zero is to Addition and One is to Multiplication. Tonight I watched several YouTube videos about Tau and I didn't see anyone make mention of this fact. Bob Palais wrote an excellent article back in 2001. But the arguments that I've seen favoring Tau over Pi were basically a matter of style and taste. > > The reason why Tau is worthy of primacy over Pi is not because of any such artistic reasons, but because of this fundamental mathematical reason.