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To: Mark who wrote (3129)4/12/1998 9:06:00 PM
From: Spots  Respond to of 3325
 
>>As you know the idea of applying physics, fluid
mechanics...etc. to finance and TA has been tried by many.

No, I'm afraid there's no "as you know" that can be applied
to me in regards to TA. You may well take my disclaimer
as TA-challenged as modest rhetoric, but I assure you it
is the literal truth. Understated, actually.

As a matter of fact, my dissertation was in statistical
mechanics (a close relative of thermodynamics). But
what I was using for analogy in the post today was
simple dynamics (mechanics). It's related to
statistical mechanics in a conceptually complex but
actually fundamentally simple way, mostly in the
same sense you might try to apply particle dynamics
to markets. That is, you have to smooth out the jitters
or you can't get anywhere. But statistical mechanics
can treat non-equilibrium situations (which thermodynamics
can't).

But this is carrying the analogy too far (if it has any
validity at all). In statistical mechanics, you don't
identify individual particles.

You might try statistical methods on the market averages,
but I think if there's any applicability it would be to
treat them as particles with more exactly applicable
dynamics and try to determine the forces on them (again
by analogy) as a composite of market forces on the individual
constituents. In short, heavy particles with particle dynamics.

I wouldn't try thermodynamics; that's about the
approach to equilibrium states. Clearly the market is
NOT a approaching a steady state equilibrium. If that's
been tried, I can tell you without looking it fell flat
on its face. What a hairbrained notion! Heat death of
the DJIA as it sinks into a sea of entropy ... <glug>.

Fluid mechanics isn't a hell of a lot better. It isn't
about equilibrium (in the same sense as thermodynamics),
but it still concentrates on steady states and their
breakups. I think turbulence is beginning to be
understood, but it's still about statistically highly
predictable dynamics with jillions upon jillions of
component particles. Naw. Same for chaos theory.
Pooh.

These makes no sense in the market if you want
to analyze individual stocks (or at least you'd have
to show me how it does--I'm too dim to see it).

You have to treat individual stocks
as particles, I think, or at least that's the way my
analogy runs. Particles with varying mass, I might
add, if you could validly equate mass to market volume,
which adds its own interesting aspects. Still, the
dynamics would be computable if the dynamical rules
could be stated (even if they're probabilistic rules).
Especially in the short term with 300mhz PII's or Alphas
to do the heavy lifting. <ggg>

Mind you, I do NOT believe any of this; I'm speculating.

But the parallels to particle dynamics strike me strongly
nevertheless. I was only half joking about trying to
work out the dynamics of it (but I WAS half joking --
I have no serious notion that anything useful might
come of it).

- - -

The deepest mathematical reading I've done so far is
on Eliot wave theory. I don't presume Eliot was an idiot,
but the mathematics of the book I picked out of the blue
is laughable; the treatment is almost mystical. I'm enjoying
it, though, irrespective of that. Let me look it up ...
"Fibonacci Applications and Strategies for Traders" by
Robert Fischer. I hope there's something more rigorous.
Wiley should be ashamed of themselves -- the editing
is atrocious (filled with mathematical errors and outright
baloney). I guess that shows my decadence because I'm still
enjoying it. It certainly shows my TA ignorance because I'm
at least learning what a lot of the words mean (or should
mean) as they get tossed around.

Well, again I've gone on far too long. I will spare you
my wife's comments <ggg>.

Regards,

Spots

PS. You write pretty well yourself, and a happy Easter to
you too.