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Re: I still need help
Posted:
Dec 24, 2002 11:13 AM
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Thanks Ed, and I think I'm up to my chin in those waters, but I do know how to
tread ... thanks ... mark
On Mon, 23 Dec 2002 16:00:11 -0500 Ed Wall <ewall@umich.edu> wrote:
> Yes, one can have have fractional factorials.
> For example (1/2)! =
> sqrt (pi). One might say you are trolling in
> Eulerian waters (smile).
>
> Ed Wall
>
> >In Alexander's reply to my comment about
> needing help understanding who the
> >coefficients sum to zero, he wrote:
> >P(-1) = +-((positive coefficients) + (absolute
> values of negative
> >coefficients))
> >
> >In Algebra, the symbols I use (e.g., n-1, n-2)
> are representations of only
> >positive values. Again, if I say 3!, I can
> represent this as n(n-1)(n-2)
> >and each of these terms, evaluated, is a
> positive term. This is within the
> >classical and traditional understanding of
> factorials. I wasn't aware, as
> >Alexander notes, that we can have a factorial
> of a negative value and this
> >is where I was supposing that my knowledge and
> experience of number theory
> >is short. If we can have negative factorials,
> can we also have fractional
> >ones? What field of math am I trolling in?
> thanks, Alexander, but is there
> >more or will it take me a while longer to "get
> it?" ... mark
> >
> >
> >--- markdotmath@earthlink.net
> >--- EarthLink: The #1 provider of the Real
> Internet.
> >
> >
> >
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