Re: Quantum Time Travel

From: Russell Standish <R.Standish.domain.name.hidden>
Date: Mon, 28 Feb 2000 09:10:56 +1100 (EST)

I think I side with Jacques on this. The objective description is the
MWI itself - Schroedinger's equation, the Hilbert space in which it
lives etc. The individual classical universes projected out by the
conscious entities are subjective.

                                        Cheers

>
> On Sun, 27 Feb 2000 GSLevy.domain.name.hidden wrote:
> > jqm1584.domain.name.hidden writes:
> > > The real problem is you still have
> > > not explained why you think the three (MWI, objective reality, and
> > > consciousness) are incompatible.
> > > Obviously they aren't. I believe in all three. All conscious
> > > observer states are objectively real.
> > >
> > IF there is such a thing as an observer (based on experience, also
> > Descartes' "I think")
> > THEN there is CONSCIOUSNESS (by definition)
>
> OK, obviously implied by the definitions.
>
> > IF no observer state in superposition is priviledged ( by Everett)
> > THEN the observer states are relative to each other,
> > thereby upholding RELATIVITY for the observer states (by Everett)
>
> In this one, you just define 'relativity for observer states' to
> mean the MWI of QM. I don't like that use of the term, but OK it's just
> your private definition.
>
> > IF the frame of reference in RELATIVITY interaction is the observer
> > state itself
> > (by definition)
>
> Here you define "frame of reference" to mean an observer
> state. Again, I don't like that language, but OK.
>
> > THEN the so-called objective point of view is really a subjective point of
> > view
> > thus upholding SUBJECTIVITY (by definition)
> > (Note: Observer state include not only physical state but also mental
> > state)
>
> This is the one that doesn't make any sense. Of course, it's
> false. The objective description of a system is not an observer state
> within that system. Your above definitions don't seem to have any bearing
> on your claim, either.
>
> > This is as good and as clear an explanation as I can make.
>
> That's too bad.
>
> - - - - - - -
> Jacques Mallah (jqm1584.domain.name.hidden)
> Physicist / Many Worlder / Devil's Advocate
> "I know what no one else knows" - 'Runaway Train', Soul Asylum
> My URL: http://pages.nyu.edu/~jqm1584/
>
>



----------------------------------------------------------------------------
Dr. Russell Standish Director
High Performance Computing Support Unit,
University of NSW Phone 9385 6967
Sydney 2052 Fax 9385 6965
Australia R.Standish.domain.name.hidden
Room 2075, Red Centre http://parallel.hpc.unsw.edu.au/rks
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Received on Sun Feb 27 2000 - 14:07:29 PST

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