2019-11-10, 15:33 #9 LaurV Romulan Interpreter     Jun 2011 Thailand 22×7×317 Posts My point was that (related to Nick's post) if you have $u+\sqrt{v}=x+\sqrt{y}$ then you subtract from both sides the min(u,x), and you get two square roots that differ by and integer. Assuming some square free stuff there, this shouldn't be possible unless you have the same root, which implies then you have the same integers... Edit: whodahack broke matjax again? Last fiddled with by LaurV on 2019-11-10 at 15:39 Reason: reverted matjax to normal TeX