Re: A Theory of Everything: Geometric Generalization is updated
- From: "Erk.D" <Erkdurgun@xxxxxxxxx>
- Date: 19 Nov 2006 10:04:07 -0800
Ken wrote [about Geometric Generalization's interpretation of
gravitational constant]:
"That's exotic and unfortunately not testable."
Unfortunately, you seem to be right.
Ken:
"In hindsight many see the Principle of General
Covariance as a foundation of GR, what is your
opinion of that? That, I think is vital to a Theory
Of Everything, is it valid?"
Another challenging question, Ken. It seems that you have digested the
concepts of GR well.
I think general covariance is a very delicate subject, and it should be
discussed carefully and extensively, since otherwise misunderstandings
may arise.
The critical point here lies in the unclear definition of general
covariance: "the invariance of physical laws under arbitrary
coordinate transformations". Unfortunately, the expression
"physical laws" is somehow blurred itself. Are we sure, if we know
the laws of Nature exactly? How can we characterize something that we
are not sure of? Might it be a risky prejudice, which may obstruct to
comprehend laws of Nature?
As a result, there are things that are invariant, and there are things
that are not (e.g. the universe expands and proportions in the universe
varies, fine structure constant changes at high energy levels, etc.).
Geometric Generalization discusses "The Exact Meaning of Relativity -
Connecting Gravity with Quantum Mechanics" in a separate section in
the conclusion chapter. However, I would like to kindly suggest you to
overview the previous chapters before reading that striking chapter.
Regards,
Erk
Ken S. Tucker wrote:
Erk.D wrote:
Ken, I consider that constants like gravitational constant, fine
structure constant, Hubble's constant describe a state of balance in
Nature. On the other hand, constants like speed of light, Planck's
constant emerges because of inconsistent unit systems, which are
designed by ignoring the basic relations in Nature.
"ignoring"? Since Galileo taught us to use experiment
in place of pontification, there has been steady progress,
and pain-staking pieces of clarity, and this manifests in
everyday engineering, have a study of the history of
Theoretical Physics and try to empathize with the period.
Some times we've gone down dead-ends and today we
are down a few again I'm sure.
Therefore, G should
not be used to interconvert any units, because it is not a real
constant. In fact, it describes the ratio between the size of the
universe and the size of the (Compton) wavelength of matter quantum.
That's exotic and unfortunately not testable.
Your expression "skill" is a tricky one, Ken. It also implies an
ability to apply the knowledge practically. Let me give an example: An
engineer, who perfectly understands the dynamics of car motion, is not
supposed to be able to drive the car like a racer.
Chuck Yaeger was an aircraft mechanic before
he became one of the world's greatest test pilot's.
He understood everything he could about the
machines he flew.
Please note that although GR is a magnificent theory, it has limits
too. It does not discuss the mechanism of the interaction between
space-time and matter. It does not explain why and how space-time
should resist matter, and matter affects space-time. Therefore, it
lacks describing the phenomena like dark matter mystery.
In hindsight many see the Principle of General
Covariance as a foundation of GR, what is your
opinion of that? That, I think is vital to a Theory
Of Everything, is it valid?
Regards
Ken
.
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