User:AugPi

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$$\frac{1}{2}$$ $$\scriptstyle{\frac{1}{2}}$$

$\begin{matrix} & \left({f\over 5}\right) & \left({f\over 7}\right) \\ (1, 0, 35) & + & + \\ (4, \pm 2, 9) &   &  \end{matrix}$

$\begin{matrix} (5, 0, 7) & - & - \\ (3, \pm 2, 12) &  &   \end{matrix}$

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