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Re: Kepler's first law



You had me stumped on Eq. (22) until I noticed that it had a typo.
dr/dt should be dr/d(theta).
Thanks for posting the proof.

Rondo Jeffery
Weber State University
Ogden, UT 84408-2508
rjeffery@weber.edu


mungan@USNA.EDU 11/27/01 09:56AM >>>
Quick: can you prove Kepler's first law? I am sure some of you can on
the spur of the moment. For the rest of us, here is an elegant
derivation from the Mechanical Universe series:

http://physics.usna.edu/physics/faculty/mungan/Scholarship/KeplerFirstLaw.pdf

--
Carl E. Mungan, Asst. Prof. of Physics 410-293-6680 (O) -3729 (F)
U.S. Naval Academy, Stop 9C, Annapolis, MD 21402-5026
mungan@usna.edu http://physics.usna.edu/physics/faculty/mungan/