Solve in Z :

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- Feb 25th 2010, 12:16 AM #1

- Feb 25th 2010, 01:07 AM #2
Hello, Dhiab,

__Solution__: never divides , so this equation has no solutions in

__Proof__: . Apply an exhaustive search on (since values wrap around beyond this interval), and prove that none of the values of the quadratic modulo are divisible by .

Sorry, didn't come up with anything smarter yet

- Feb 25th 2010, 01:20 AM #3

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