Peter Percival

2017-02-18 23:03:38 UTC

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... or two problems actually.Raw Message

What shapes could a planetary orbit be if gravity obeyed an inverse cube

law?

What shapes could a planetary orbit be if gravity obeyed an inverse

fourth-power law?

For inverse nth-power law with n an integer > 4 it gets messy with

elliptic functions appearing, but the cases above are easy enough to

deal with.

--

Do, as a concession to my poor wits, Lord Darlington, just explain

to me what you really mean.

I think I had better not, Duchess. Nowadays to be intelligible is

to be found out. -- Oscar Wilde, Lady Windermere's Fan

Do, as a concession to my poor wits, Lord Darlington, just explain

to me what you really mean.

I think I had better not, Duchess. Nowadays to be intelligible is

to be found out. -- Oscar Wilde, Lady Windermere's Fan