Yes, I mentioned that to Doug in an email off the group!
On Sat, 19 Jan
2002, Murray Sargent wrote:
> Capital pi is to product as capital sigma is to summation.
>
> -----Original Message-----
> From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED]]
> Sent: Sun 2002/01/20 02:19
> To: [EMAIL PROTECTED]
> Cc: [EMAIL PROTECTED]
> Subject: Re: The benefit of a symbol for 2 pi
>
>
>
> In a message dated 2002-01-19 17:07:34 Pacific Standard Time,
> [EMAIL PROTECTED] writes:
>
> > In fact Cajori mentions that
> > the capital pi Was used at some point for 6.28... so someone had
> > the same idea long before I did.
>
> That is a VERY intriguing thought, one that should be especially worthy of
> mention to the AMS. I thought capital pi already had an established meaning,
> but perhaps that is in physics or some other branch of science rather than
> mathematics.
>
> -Doug Ewell
> Fullerton, California
>
>
>
