| x2 |
| 4 |
| 5 |
| 1 |
| 5 |
| ||
| 5 |
| ||
| 2 |
| 5 |
5-
| ||
| n-1 |
| 1 |
| 5 |
5-
| ||
| n-1 |
| ||
| 5 |
| a2+b2 |
| 5 |
| a2 |
| c |
4
| ||
| 5 |
| |PkF| |
| dk |
| ||
| 2 |
| ||
| 2 |
| ||
| 2 |
4
| ||
| 5 |
| ||
| 2 |
| ||
| 2 |
| 1 |
| 5 |
| ||
| 5 |
| an-a1 |
| n-1 |
| ||||
| n-1 |
| 1 |
| 5 |
| ||
| 5 |
| 5 |
| 5 |
| ||||||
| n-1 |
5-
| ||
| n-1 |
| 1 |
| 5 |
5-
| ||
| n-1 |
| ||
| 5 |
| 5 |
| 5 |
| 5 |
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