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Internet Message Format  |  1992-12-30  |  997 b 
  1. Xref: sparky sci.astro:13548 sci.space:18460 sci.physics:21926 sci.environment:14099
  2. Newsgroups: sci.astro,sci.space,sci.physics,sci.environment
  3. Path: sparky!uunet!paladin.american.edu!gatech!destroyer!cs.ubc.ca!fs1.ee.ubc.ca!davem
  4. From: davem@ee.ubc.ca (Dave Michelson)
  5. Subject: Re: averting doom
  6. Message-ID: <1992Dec31.003241.3647@ee.ubc.ca>
  7. Organization: University of BC, Electrical Engineering
  8. References: <JMC.92Dec29211051@SAIL.Stanford.EDU> <72616@cup.portal.com>
  9. Date: Thu, 31 Dec 1992 00:32:41 GMT
  10. Lines: 14
  11.  
  12. In article <72616@cup.portal.com> lordSnooty@cup.portal.com (Andrew - Palfreyman) writes:
  13. >I like the simplicity of this idea (moving the Earth instead of
  14. >trying to shield it), but what the heck's all this "elastic
  15. >collisions" stuff? Surely you're not serious about the "broken
  16. >Kepler" business? 
  17. >
  18. I think John's "broken Kepler" method is essentially the "patched conic"
  19. approximation.  Please correct me if I've misinterpreted this...
  20.  
  21. --
  22. Dave Michelson
  23. davem@ee.ubc.ca
  24.  
  25.  
  26.