On Tue, Nov 01, 2011 at 01:07:31PM -0700, Nick Prince wrote:
> This is where I am coming from:
> I accept decoherence as the mechanism for suppressing interference
> between universes and that this happens very quickly (no time for us
> to notice).  So assuming the everett interpretation, there is no
> collapse and there are two consciousnesses  in equations like (3)
> representing "my consciousness" in two separate [infinite] bundles of
> universes). However they are no longer in a superposition (i.e. there
> is no interference between them going on, or as you say, off diagonal
> terms in the density matrix are virtually gone).  So at each
> differentiation me and my different consciousnesses diverge. We have
> the same history (memories) but different futures.

Just a note on terminological confusion. Superposition, AFAIK, just means a
linear combination of states. Therefore, two full decohered universes
are still in superposition, just no longer coherent.

Am I getting this wrong?


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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