Jumping to conclusions, Observation mitigates randomness. This is what Everett
has taught. Evolve an observer, constrain randomness and set order to the
universe(s). According to Everett, the observer doesn't control the universe,
but triggers a response (random?). Physicist Larry Krauss once, joked, that we
shouldn't observe too deeply at the limits of the Hubble Volume, to avoid
causing a cosmic collapse.
-----Original Message-----
From: Bruno Marchal <marc...@ulb.ac.be>
To: everything-list <everything-list@googlegroups.com>
Sent: Sun, Jun 28, 2015 5:24 am
Subject: Re: A riddle for John Clark
On 27 Jun 2015, at 03:30, spudboy100 via Everything List wrote:
But surely phenomena in quantum physics and Conways Life are random, but
computable?
Being computable, they are not random, although they can be chaotic and can
look random (and pass some statistical test for it), but are not random in the
strong sense of the word.
QM is computable, unless you introduce a non computable hamiltonian, but this
is not known in Nature (nor even easy to describe how that could been
detected). The non computability appering in observation is due to a special
kind of FPI (accepting Everett).
Bruno
Sent from AOL Mobile Mail
-----Original Message-----
From: John Clark < johnkcl...@gmail.com>
To: everything-list < everything-list@googlegroups.com>
Sent: Fri, Jun 26, 2015 03:34 PM
Subject: Re: A riddle for John Clark
On Thu, spudboy100 via Everything List
<everything-list@googlegroups.com> wrote:
> What part of physics is not computable?
Randomness. And possibly the singularity at the center of a Black
Hole too, but we won't know that for certain until we figure out if space and
time is quantized or not.
John K Clark
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http://iridia.ulb.ac.be/~marchal/
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