Le 08/03/2011 16:48, Alain a écrit :
> Gravity is highest at the exterior equator and null at the interior
> equator.

I would question that second part for a demonstration.

Null at the center, ok.
Highest on the exterior equator, ok.
But null at the interior equator, it might depend on major & minor radius.


-- 
Software is like dirt - it costs time and money to change it and move it
around.

Just because you can't see it, it doesn't weigh anything,
and you can't drill a hole in it and stick a rivet into it doesn't mean
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