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hank612

ÖÁ×ðľ³æ (ÖøÃûдÊÖ)

¡ï ¡ï ¡ï ¡ï ¡ï
feixiaolin: ½ð±Ò+5 2015-07-28 17:13:06
ÄãÈ·¶¨Õâ¸ö·½³ÌÓÐ(Laurent)¼¶Êý½âô?
Èç¹ûÈÃ, ÓÉÓÚ .

ÈÃ, Á¢µÃ:


¼´Ê¹Óôý¶¨ÏµÊý·¨, Ò²½â²»³ö¼¶Êý½â. ±§Ç¸.
We_must_know. We_will_know.
2Â¥2015-04-10 06:14:57
ÒÑÔÄ   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

wangyymm

½ð³æ (ÖøÃûдÊÖ)

ÒýÓûØÌû:
2Â¥: Originally posted by hank612 at 2015-04-10 06:14:57
ÄãÈ·¶¨Õâ¸ö·½³ÌÓÐ(Laurent)¼¶Êý½âô?
Èç¹ûÈÃg(x)=\sum_{k=0}^{\infty}\frac{x^{6^k}}{6^k}, ÓÉÓÚ g(z^6)=6g(z)-6z.

ÈÃh(x)=f(x)-\frac{g^2(x)}{2}, Á¢µÃ:
h(x^6)-6h(x)=-6xg(x)-39x^2-\frac{2}{x^3}

¼´Ê¹Óà ...

È·¶¨Õâ¸ö·½³ÌÓÐ(Laurent)¼¶Êý½â
3Â¥2015-04-10 16:15:09
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