"Timo Nieminen" wrote in message
news:Pine.LNX.4.50.0501111102040.1887-100000@localhost...
On Tue, 11 Jan 2005, Androcles wrote:

The speed of light in diamond, water, air, any transparent medium is
constant with respect to the medium.

Loosely phrased, and wrong. The phase speed of light of a given
frequency
in diamond, water, air, any stationary medium, is constant with
respect to
the stationary medium.

--
Timo Nieminen - Home page:
http://www.physics.uq.edu.au/people/nieminen/
Shrine to Spirits:
http://www.users.bigpond.com/timo_nieminen/spirits.html

Good enough to explain MMX.
Androcles.