Разложение на множители
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| | 1 I*\/ 3 || | | 1 I*\/ 3 || / / /pi\ /pi\\\ / / /pi\ /pi\\\ / / /2*pi\ /2*pi\\\ / / /2*pi\ /2*pi\\\ / / /4*pi\ /4*pi\\\ / / /4*pi\ /4*pi\\\
(m - n)*|m - n*|- - - -------||*|m - n*|- - + -------||*|m - n*|- cos|--| - I*sin|--|||*|m - n*|- cos|--| + I*sin|--|||*|m - n*|- I*sin|----| + cos|----|||*|m - n*|I*sin|----| + cos|----|||*|m - n*|- I*sin|----| + cos|----|||*|m - n*|I*sin|----| + cos|----|||
\ \ 2 2 // \ \ 2 2 // \ \ \9 / \9 /// \ \ \9 / \9 /// \ \ \ 9 / \ 9 /// \ \ \ 9 / \ 9 /// \ \ \ 9 / \ 9 /// \ \ \ 9 / \ 9 ///
$$\left(m - n\right) \left(m - n \left(- \frac{1}{2} - \frac{\sqrt{3} i}{2}\right)\right) \left(m - n \left(- \frac{1}{2} + \frac{\sqrt{3} i}{2}\right)\right) \left(m - n \left(- \cos{\left(\frac{\pi}{9} \right)} - i \sin{\left(\frac{\pi}{9} \right)}\right)\right) \left(m - n \left(- \cos{\left(\frac{\pi}{9} \right)} + i \sin{\left(\frac{\pi}{9} \right)}\right)\right) \left(m - n \left(\cos{\left(\frac{2 \pi}{9} \right)} - i \sin{\left(\frac{2 \pi}{9} \right)}\right)\right) \left(m - n \left(\cos{\left(\frac{2 \pi}{9} \right)} + i \sin{\left(\frac{2 \pi}{9} \right)}\right)\right) \left(m - n \left(\cos{\left(\frac{4 \pi}{9} \right)} - i \sin{\left(\frac{4 \pi}{9} \right)}\right)\right) \left(m - n \left(\cos{\left(\frac{4 \pi}{9} \right)} + i \sin{\left(\frac{4 \pi}{9} \right)}\right)\right)$$