if a>0 then we can write

how can ı prove the truthness this equation

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- November 24th 2008, 08:01 AMsah_mata number proof or disproof question
if a>0 then we can write

how can ı prove the truthness this equation - November 24th 2008, 10:37 AMclic-clac
Don't you see that ? :p

Actually, you can write , and assume that are non-negative integers: since that doesn't change the result.

So a solution would be:

You can solve that system in , and find .

But and have the same parity, so the solutions found belong to , and give us a proof.