Re: How to tell if a theory is a good one

From: Ken Seto (kenseto_at_erinet.com)
Date: 10/15/04 

Date: 15 Oct 2004 08:25:26 -0700

glhansen@steel.ucs.indiana.edu (Gregory L. Hansen) wrote in message news:<ckmefi$nvr$3@hood.uits.indiana.edu>...
> In article <75dd81d3.0410140931.5ec4eda5@posting.google.com>,
> Ken Seto <kenseto@erinet.com> wrote:
> >glhansen@steel.ucs.indiana.edu (Gregory L. Hansen) wrote in message
> >news:<ckk4j2$usu$2@hood.uits.indiana.edu>...
> >> In article <75dd81d3.0410131229.421b837e@posting.google.com>,
> >> Ken Seto <kenseto@erinet.com> wrote:
> >> >"robert j. kolker" <nowhere@nowhere.net> wrote in message
> >> >news:<2t11snF1qb4keU1@uni-berlin.de>...
> >> >> Gregory L. Hansen wrote:
> >> >>
> >> >> > Dark matter and dark energy have been added to models of the
> universe, to
> >> >> > which general relativity is applied.
> >> >>
> >> >> Eventually dark matter will have to found, else it is an ad hoc
> >> >> hypothesis made to presevere the appearences. You will recall that
> >> >> Newtonian gravity was saved in spite of anomalous motion of Uranus by
> >> >> postulating another planet. That planet was finally seen. It is Neptune.
> >> >> Suppose Neptune were never found? What would be the status of Newtonian
> >> >> gravity then?
> >> >
> >> >It's still an epicycle. A good theory should predict the anomalous
> >> >motion of Uranus without postulating another planet. IRT (Improved
> >> >Relativity Theory) is such a theory.
> >> >
> >> >Ken Seto
> >>
> >> Uh... were you joking?
> >>
> >> Neptune exists, it gravitates. If IRT predicts the anomalous motion of
> >> Uranus without postulating another planet, then we add Neptune to your
> >> model, that's going to screw things up, wouldn't it?
> >
> >NO....IRT predicts the correct orbit for Uranus to begin with so
> >adding Neptune will have no effect on the prediction.
>
> A Uranus orbit without Neptune will not be the same as a Uranus orbit with
> Neptune. Neptune gravitates.

The equations of IRT automatically includes the effect of the sun and
all the planets....icluding the planet Neptune.

Ken Seto

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