Re: Prove you ate breakfast this morning, John

Murphy (
Thu, 11 Sep 1997 08:46:32 -0400

Glenn Morton wrote:
> General Relativity, is the most
> confirmed theory around. It is now out to greater than 21 decimals on some
> of its predictions. I am beginning to think that it this does not represent
> an approximation.

Classical general relativity _must_ be an approximation, for the
gravitational field has to be quantized. (If it weren't, you could use
it to beat the uncertainty principle.) But even to speak of
"approximation" assumes that it's an approximation to _something_.

George L. Murphy