[Top][All Lists]

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

Re: [Axiom-developer] Re: FeynCalc -> MAXIMA

From: Camm Maguire
Subject: Re: [Axiom-developer] Re: FeynCalc -> MAXIMA
Date: 21 May 2004 19:23:34 -0400
User-agent: Gnus/5.09 (Gnus v5.9.0) Emacs/21.2


Bob McElrath <address@hidden> writes:

> Camm Maguire address@hidden wrote:
> > Greetings!
> > 
> > Bob McElrath <address@hidden> writes:
> > > It also contains code for doing one-loop integrals.  This same code
> > > exists in several places (I know of a fortan library "ff" and a Maple
> > > package "xloops" as well), and I can point to the papers if people
> >                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
> > 
> > I think this would be helpful.
> Let me say that this *must* be implemented by an expert.  The physics
> community barely trusts such codes, and the ones that are barely trusted
> (such as ff) have been massively cross checked across many calculations
> and papers.  That said:

Is there an nline version of this one available to a general audience?

Take care,

> Here is a more modern reference with some new ideas, and the references
> will be useful:
> Bertfried Fauser (on CC list) works on these types of things and might
> be an appropriate person to do it.
> These calculations are in general plauged by singularities, and the
> procedure to remove them lies in physics, not math (renormalization).
> The singularities are real, but we understand that they do not affect
> physical observables.  If it were possible to write general algorithmic
> codes, we would do it.
> Cheers,
> Bob McElrath [Univ. of California at Davis, Department of Physics]
>     "A great many people think they are thinking when they are merely
>     rearranging their prejudices." -- William James

Camm Maguire                                            address@hidden
"The earth is but one country, and mankind its citizens."  --  Baha'u'llah

reply via email to

[Prev in Thread] Current Thread [Next in Thread]