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Odd Egyptians (Posted on 2017-06-21) Difficulty: 3 of 5
Find all ways of expressing 1 as the sum of nine distinct odd Egyptian Fractions.

I.e. reciprocals of odd whole numbers.

No Solution Yet Submitted by Jer    
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re: Programming exercise (spoiler); 20/20 hindsight Comment 2 of 2 |
(In reply to Programming exercise (spoiler); 20/20 hindsight by Charlie)

There is the text and a link to the pdf of that text, of a proof that the five are the only five, at


http://www.sciencedirect.com/science/article/pii/S0022314X07000510

The proof is nine pages long.

  Posted by Charlie on 2017-06-21 21:53:57
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