Integer

For discussing Olympiad Level Number Theory problems
Katy729
Posts: 40
Joined: Sat May 06, 2017 2:30 am

Integer

Unread post by Katy729 » Wed Dec 27, 2017 4:16 am

Find all natural numbers $(a,b)$ such that
$\frac{b^2+a}{ab-1}$ in an integer.

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ahmedittihad
Posts: 172
Joined: Mon Mar 28, 2016 6:21 pm

Re: Integer

Unread post by ahmedittihad » Tue Feb 06, 2018 10:02 pm

There exists another thread on this problem. Please delete this one.
Frankly, my dear, I don't give a damn.

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