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From: mikes@AMES-NAS.ARPA
Newsgroups: net.physics
Subject: Re:  re long scissors
Message-ID: <274@sri-arpa.ARPA>
Date: Fri, 14-Jun-85 11:09:21 EDT
Article-I.D.: sri-arpa.274
Posted: Fri Jun 14 11:09:21 1985
Date-Received: Mon, 17-Jun-85 04:06:33 EDT
Lines: 6

From:  mikes@AMES-NAS.ARPA (Peter Mikes)

 The fundamental problem with wery long scissors is an ~ implict assumption ~
 that blade is a rigid body. a rotating rigid body -- a sweep of a blade, 
 lead to superluminal if size is large enough. But how do you define a rigid
  body in a Lorentz covariant form ??