Sqrt2RationalApproximations

[list=1] [*][math]2 \cdot 1^2 - 1^2 = 1[/math] [*][math]3^2 - 2 \cdot 2^2 = 1[/math] [*][math]2 \cdot 5^2 - 7^2 = 1[/math] [*][math]17^2 - 2 \cdot 12^2 = 1[/math] [*][math]2 \cdot 29^2 - 41^2 = 1[/math] [/list] [url]https://math.temple.edu/~yury/calendar/img17.png[/url]

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