/ 2\ / 2 4\ / 2\ / 2 2 4\ / 2 4 2\ / 4 8 2 4\
\1 + x*y /*\1 + x *y /*\-1 + x*y /*\1 + x*y + x *y /*\1 + x *y - x*y /*\1 + x *y - x *y /
$$\left(x y^{2} - 1\right) \left(x y^{2} + 1\right) \left(x^{2} y^{4} + 1\right) \left(x^{2} y^{4} - x y^{2} + 1\right) \left(x^{2} y^{4} + x y^{2} + 1\right) \left(x^{4} y^{8} - x^{2} y^{4} + 1\right)$$
Разложение на множители
[src] / ___\ / ___\ / ___\ / ___\ / ___\ / ___\ / ___ \ / ___\
| 1 I*\/ 3 | | 1 I*\/ 3 | | 1 I*\/ 3 | | 1 I*\/ 3 | | I \/ 3 | | I \/ 3 | | \/ 3 I| | I \/ 3 |
| - - - -------| | - - + -------| | - - -------| | - + -------| | - - - -----| | - - -----| | ----- - -| | - + -----|
/ 1 \ / 1 \ / I \ / I \ | 2 2 | | 2 2 | | 2 2 | | 2 2 | | 2 2 | | 2 2 | | 2 2| | 2 2 |
|x + --|*|x - --|*|x + --|*|x - --|*|x - -------------|*|x - -------------|*|x - -----------|*|x - -----------|*|x - -----------|*|x - ---------|*|x - ---------|*|x - ---------|
| 2| | 2| | 2| | 2| | 2 | | 2 | | 2 | | 2 | | 2 | | 2 | | 2 | | 2 |
\ y / \ y / \ y / \ y / \ y / \ y / \ y / \ y / \ y / \ y / \ y / \ y /$$\left(x - \frac{1}{y^{2}}\right) \left(x + \frac{1}{y^{2}}\right) \left(x + \frac{i}{y^{2}}\right) \left(x - \frac{i}{y^{2}}\right) \left(x - \frac{- \frac{1}{2} - \frac{\sqrt{3} i}{2}}{y^{2}}\right) \left(x - \frac{- \frac{1}{2} + \frac{\sqrt{3} i}{2}}{y^{2}}\right) \left(x - \frac{\frac{1}{2} - \frac{\sqrt{3} i}{2}}{y^{2}}\right) \left(x - \frac{\frac{1}{2} + \frac{\sqrt{3} i}{2}}{y^{2}}\right) \left(x - \frac{- \frac{\sqrt{3}}{2} - \frac{i}{2}}{y^{2}}\right) \left(x - \frac{- \frac{\sqrt{3}}{2} + \frac{i}{2}}{y^{2}}\right) \left(x - \frac{\frac{\sqrt{3}}{2} - \frac{i}{2}}{y^{2}}\right) \left(x - \frac{\frac{\sqrt{3}}{2} + \frac{i}{2}}{y^{2}}\right)$$