There would have to be some pretty major conditions and caveats on
this. A system undergoing thermodynamic stress (ie is nonequilibrium)
will exhibit a lowering of entropy compared with its state at
equilibrium. However, the process is decidedly nonreversible...

Cheers. 

On Tue, Apr 11, 2006 at 09:18:01AM +0200, Ti Bo wrote:
> 
> 
> Hi All,
> 
>    I feel like a Toffoli disciple. I cannot recreate the argument right 
> now,
> but he argues that an increase in entropy is compatible with reversible 
> and irreversible
> processes, but a decrease in entropy is only compatible with reversible 
> dynamics.
> 
>    The argument is interesting and the book where it appears (he was 
> talking at
> the "Data Ecologies 05" event last year) is due out "some time soon"...
> 
> cheers,
> 
> tim
> 
> 
> 
> On Apr 11, 2006, at 4:26 AM, Jesse Mazer wrote:
> > Likewise, I think "the second law is interpreted as the destruction of
> > information" needs a bit of clarification--as entropy increases, there 
> > are
> > more and more microstates compatible with a given macrostate so the 
> > observer
> > is losing information about the microstate, but information is not 
> > really
> > being lost at a fundamental level, since *in principle* it would 
> > always be
> > possible to measure a system's exact microstate.
> >
> 
> 
> 
> 
> 
-- 
----------------------------------------------------------------------------
A/Prof Russell Standish                  Phone 8308 3119 (mobile)
Mathematics                                    0425 253119 (")
UNSW SYDNEY 2052                         [EMAIL PROTECTED]             
Australia                                http://parallel.hpc.unsw.edu.au/rks
            International prefix  +612, Interstate prefix 02
----------------------------------------------------------------------------

--~--~---------~--~----~------------~-------~--~----~
You received this message because you are subscribed to the Google Groups 
"Everything List" group.
To post to this group, send email to everything-list@googlegroups.com
To unsubscribe from this group, send email to [EMAIL PROTECTED]
For more options, visit this group at 
http://groups.google.com/group/everything-list
-~----------~----~----~----~------~----~------~--~---

Reply via email to