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<DIV><FONT size=2 face=Arial>There is a relatively simple presentation of
General Relativity and Gravitation at</FONT></DIV>
<DIV><FONT size=2 face=Arial><A
href="http://math.ucr.edu/home/baez/physics/Relativity/GR/energy_gr.html">http://math.ucr.edu/home/baez/physics/Relativity/GR/energy_gr.html</A></FONT></DIV>
<DIV><FONT size=2 face=Arial></FONT> </DIV>
<DIV><FONT size=2 face=Arial>It contains a few small mathematical flaws, but it
should help your group to understand what you are trying to grasp. You may
need to learn some Tensor calculus to follow the reasoning there. If
any of you should really understand it, I can explain the minnor flaws it
contains.</FONT></DIV>
<DIV><FONT size=2 face=Arial></FONT> </DIV>
<DIV><FONT size=2 face=Arial>Carl Johnson</FONT></DIV>
<DIV><FONT size=2 face=Arial></FONT> </DIV></BODY></HTML>