Hawkins changed his theory from gravity pulls things in a black hole
and they are forever gone to there's a copy reflecting out and we can
see into the past by viewing it, or something like that.

.

On Thu, Sep 22, 2011 at 3:53 PM, Dana <[email protected]> wrote:
>
> But you can't. I have not studied this in a while but I doubt this point has
> changed -- an event horizon is a limit, used here in the mathematical sense
> of the word. Anything that goes encounters it goes *in* and there's no way
> to perceive it from the outside after that, because of the nature of the
> process of perception.
>
> This going-inward-ness can be visualized -- and the professor did show my
> physics class something that demonstrated this -- but the proof is
> mathematical not empirical.
>
> I looked for a link that shows this, but everything I found assumes
> knowledge of calculus. My recollection though supports the statement that a
> limit that goes to infinity like that will get closer and closer to zero but
> never reach it. There is no limit to the number of digits that can go after
> a decimal point after all.
>
> Empirical evidence would require that something measurable return out. It
> doesn't because there is no end to a limit. Cosmology is another area where
> mathematical proofs may exist but empirical evidence cannot.
>

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