b | |AE| | b2 | ||||
to | = | ⇒ |AE|= | ||||
a | b | a |
b2 | a2−b2 | |||
to |EB|= a − | = | |||
a | a |
1 | a2−b2 | |||
i |FB|=|EF|= | |EB|= | |||
2 | 2a |
b2 | a2−b2 | a2+b2 | a2−b2 | |||||
|AF|= | + | = | i |SF|=r2− | |||||
a | 2a | 2a | 2a |
a2+b2 | a2−b2 | |||
to |AS|2 = ( | )2−( | )2+r2 | ||
2a | 2a |
4a2b2 | ||
|AS|2= | +r2 | |
4a2 |
5^2 | 52 |
2^{10} | 210 |
a_2 | a2 |
a_{25} | a25 |
p{2} | √2 |
p{81} | √81 |
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