Разложение на множители
[src] / ___ ___\ / ___ ___\ / ___ ___\ / ___ ___\
| \/ 2 I*\/ 2 | | \/ 2 I*\/ 2 | | \/ 2 I*\/ 2 | | \/ 2 I*\/ 2 |
(a + 1)*(a - 1)*(a + I)*(a - I)*|a + ----- + -------|*|a + ----- - -------|*|a + - ----- + -------|*|a + - ----- - -------|
\ 2 2 / \ 2 2 / \ 2 2 / \ 2 2 /
$$\left(a - 1\right) \left(a + 1\right) \left(a + i\right) \left(a - i\right) \left(a + \left(\frac{\sqrt{2}}{2} + \frac{\sqrt{2} i}{2}\right)\right) \left(a + \left(\frac{\sqrt{2}}{2} - \frac{\sqrt{2} i}{2}\right)\right) \left(a + \left(- \frac{\sqrt{2}}{2} + \frac{\sqrt{2} i}{2}\right)\right) \left(a + \left(- \frac{\sqrt{2}}{2} - \frac{\sqrt{2} i}{2}\right)\right)$$