Saibal Mitra, smitra.domain.name.hidden
> A new article by Caticha:
>
> http://xxx.lanl.gov/abs/gr-qc/0109068
>
> I explore the possibility that the laws of physics might be laws of
>inference rather than laws of nature. What sort of dynamics can one derive
>from well-established rules of inference? Specifically, I ask: Given
>relevant information codified in the initial and the final states, what
>trajectory is the system expected to follow? The answer follows from a
>principle of inference, the principle of maximum entropy, and not from a
>principle of physics. The entropic dynamics derived this way exhibits some
>remarkable formal similarities with other generally covariant theories
>such as general relativity.
I agree that the laws of physics are related with inference. That
paper seems interesting. I keep it until I get more time to read it.
Thanks. (He used Fisher Information, and I have still some problems
with it, no doubt those problems relie on my lack of understanding
in statistics).
Bruno
Received on Tue Oct 23 2001 - 06:52:35 PDT