Hi Can anyone point me to a proof that for pell number P $\displaystyle n\to \infty \ \ \ \ \ \dfrac{P_{n-1}}{P_n} \to \dfrac{2}{\sqrt{2}}$ Thanks
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Originally Posted by Plato Have you seen this webpage? Yes Was tired when I posted. Now I've had some coffee I know $\displaystyle \dfrac{2}{\sqrt{2}}=\sqrt{2}$ Sorry and thanks
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