On Sun, Nov 11, 2012 at 09:54:10PM -0800, meekerdb wrote:
> On 11/11/2012 4:45 PM, Russell Standish wrote:
> >And many good reasons for thinking it is possible in a Multiverse, as
> >pointed out by David Deutsch. Time travel into the past is simply
> >equivalent to going somewhere else in the Multiverse, or to use the
> >Borge Library of Babel analogy, selecting a book from the Library of
> >Babel.
> >
> >It doesn't run into the grandfather paradox, because even when you go
> >back into the past, and kill your grandfather, because multiple
> >futures really do exist in the multiverse, you will just end up in a
> >history that never has the past you growing up in it, just the current
> >you living your life from where you reentered history. Meanwhile, your
> >childhood will still exist in a history where you failed to kill your
> >grandfather, or never even made the attempt.
> Just because it doesn't produce a contradiction doesn't mean it's 
> nomologically possible.
> Brent

>From all of the above, a suitably high fidelity virtual reality
generator will suffice - bizarre as that seems. Whilst it may be
beyond current day technology, I don't see it as being nomologically so.



Prof Russell Standish                  Phone 0425 253119 (mobile)
Principal, High Performance Coders
Visiting Professor of Mathematics      hpco...@hpcoders.com.au
University of New South Wales          http://www.hpcoders.com.au

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