Разложение на множители
[src] / 2/3 /pi\ 2/3 /pi\\ / 2/3 /pi\ 2/3 /pi\\ / 2/3 /2*pi\ 2/3 /2*pi\\ / 2/3 /2*pi\ 2/3 /2*pi\\ / 2/3 /4*pi\ 2/3 /4*pi\\ / 2/3 /4*pi\ 2/3 /4*pi\\
/ 2/3\ / 2/3 2/3 ___\ / 2/3 2/3 ___\ | 2 *cos|--| I*2 *sin|--|| | 2 *cos|--| I*2 *sin|--|| | 2 *cos|----| I*2 *sin|----|| | 2 *cos|----| I*2 *sin|----|| | 2 *cos|----| I*2 *sin|----|| | 2 *cos|----| I*2 *sin|----||
| 2 | | 2 I*2 *\/ 3 | | 2 I*2 *\/ 3 | | \9 / \9 /| | \9 / \9 /| | \ 9 / \ 9 /| | \ 9 / \ 9 /| | \ 9 / \ 9 /| | \ 9 / \ 9 /|
a*|a - ----|*|a + ---- + ------------|*|a + ---- - ------------|*|a + ------------ + --------------|*|a + ------------ - --------------|*|a + - -------------- + ----------------|*|a + - -------------- - ----------------|*|a + - -------------- + ----------------|*|a + - -------------- - ----------------|
\ 2 / \ 4 4 / \ 4 4 / \ 2 2 / \ 2 2 / \ 2 2 / \ 2 2 / \ 2 2 / \ 2 2 /
$$a \left(a - \frac{2^{\frac{2}{3}}}{2}\right) \left(a + \left(\frac{2^{\frac{2}{3}}}{4} + \frac{2^{\frac{2}{3}} \sqrt{3} i}{4}\right)\right) \left(a + \left(\frac{2^{\frac{2}{3}}}{4} - \frac{2^{\frac{2}{3}} \sqrt{3} i}{4}\right)\right) \left(a + \left(\frac{2^{\frac{2}{3}} \cos{\left(\frac{\pi}{9} \right)}}{2} + \frac{2^{\frac{2}{3}} i \sin{\left(\frac{\pi}{9} \right)}}{2}\right)\right) \left(a + \left(\frac{2^{\frac{2}{3}} \cos{\left(\frac{\pi}{9} \right)}}{2} - \frac{2^{\frac{2}{3}} i \sin{\left(\frac{\pi}{9} \right)}}{2}\right)\right) \left(a + \left(- \frac{2^{\frac{2}{3}} \cos{\left(\frac{2 \pi}{9} \right)}}{2} + \frac{2^{\frac{2}{3}} i \sin{\left(\frac{2 \pi}{9} \right)}}{2}\right)\right) \left(a + \left(- \frac{2^{\frac{2}{3}} \cos{\left(\frac{2 \pi}{9} \right)}}{2} - \frac{2^{\frac{2}{3}} i \sin{\left(\frac{2 \pi}{9} \right)}}{2}\right)\right) \left(a + \left(- \frac{2^{\frac{2}{3}} \cos{\left(\frac{4 \pi}{9} \right)}}{2} + \frac{2^{\frac{2}{3}} i \sin{\left(\frac{4 \pi}{9} \right)}}{2}\right)\right) \left(a + \left(- \frac{2^{\frac{2}{3}} \cos{\left(\frac{4 \pi}{9} \right)}}{2} - \frac{2^{\frac{2}{3}} i \sin{\left(\frac{4 \pi}{9} \right)}}{2}\right)\right)$$