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From: henry@utzoo.UUCP (Henry Spencer)
Newsgroups: net.space
Subject: Re: Unified Field Theory and space trav
Message-ID: <6142@utzoo.UUCP>
Date: Sat, 16-Nov-85 21:08:06 EST
Article-I.D.: utzoo.6142
Posted: Sat Nov 16 21:08:06 1985
Date-Received: Sat, 16-Nov-85 21:08:06 EST
References: <1024@decwrl.UUCP> <15700024@uiucdcsb>, <3172@hplabsb.UUCP>
Organization: U of Toronto Zoology
Lines: 10

> OK, lets rephrase the question.  The two twins get into identical space ships
> and accelerate at the same amount but in opposite directions.  What do they
> observe about the other?

When and how do they do the observing?  Special Relativity states firmly that
"simultaneous" is a meaningless word at any distance.  To get the twins to
agree on timing, you will have to get them back together again.
-- 
				Henry Spencer @ U of Toronto Zoology
				{allegra,ihnp4,linus,decvax}!utzoo!henry