Article View: sci.physics
Article #4187Re: No big crunch?
From: SCOTT I CHASE
Date: Fri, 06 Nov 1992 20:47
Date: Fri, 06 Nov 1992 20:47
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2184 bytes
In article <6NOV199211570602@csa1.lbl.gov>, sichase@csa1.lbl.gov (SCOTT I CHASE) writes... > >> However, getting back on track it is silly to say that a theory that in >> some sense avoids internal inconsistency has passed some sort of >> valid scientific 'test'. It's like patting oneself on the back >> for not having assumed ii equals 3 and ii equals 5 at the same >> time. > >Perhaps it seems that way to a mechanical engineer. However, I assure you >that it really works that way in particle physics. Internally consistent >theories come much more easily in classical physics than in quantum field >theory. Over the fifty-odd years of particle physics history, internal >consistency has repeatedly been a useful way of discovering new physics. Lest I get more hate mail from engineers, let me state for the record that I did not intend to make a disparaging statement about Dale, or engineers in general. I only meant to say that although it might seem silly to someone who's daily work is in classical physics, mathematical consistency is a very valuable guide for searching out physically correct models in particle physics. It is not logically necessary for this to be the case, but I know from long experience that it is so. -Scott -------------------- Scott I. Chase "It is not a simple life to be a single cell, SICHASE@CSA2.LBL.GOV although I have no right to say so, having been a single cell so long ago myself that I have no memory at all of that stage of my life." - Lewis Thomas
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Path: arc1-ca.pugleaf.net!sparky!uunet!charon.amdahl.com!pacbell.com!ames!agate!dog.ee.lbl.gov!csa1.lbl.gov!sichase From: sichase@csa1.lbl.gov (SCOTT I CHASE) Newsgroups: sci.physics Subject: Re: No big crunch? Date: 6 Nov 1992 12:47 PST Organization: Lawrence Berkeley Laboratory - Berkeley, CA, USA Lines: 31 Distribution: world Message-ID: <6NOV199212472681@csa1.lbl.gov> References: <1d9lptINN94@agate.berkeley.edu> <1992Nov5.010054.24588@murdoch.acc.Virginia.EDU> <5NOV199211132101@csa2.lbl.gov> <6NOV199211570602@csa1.lbl.gov> NNTP-Posting-Host: 128.3.254.196 News-Software: VAX/VMS VNEWS 1.41