Group: sci.physics.particle
From: Eric Gisse
Date: Tuesday, February 19, 2008 4:14 AM
Subject: Re: Work = energy?

On Feb 18, 5:34 am, pmb wrote:
> On Feb 18, 3:12 am, Eric Gisse wrote:
>
> > On Feb 17, 10:42 pm, "Y.Porat" wrote:
>
> > [...]
>
> > Why is it so difficult for you to understand that E=mc^2 is a limiting
> > case?
>
> Dear Eric
>
> I don't understand this comment. What do you mean when you say that
> "E=mc^2 is a limiting case?" Thank you.
>
> Pete

E^2 = [mc^2]^2 + [pc]^2