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smallnovices

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4Â¥: Originally posted by jevonszou at 2013-04-29 21:56:13
ln(1-1/x)=(-1/x)-1/2 (-1/x)^2+1/3 (-1/x)^3¡­..+Ru(x)<-1/x
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smallnovices

½ð³æ (СÓÐÃûÆø)

ÒýÓûØÌû:
2Â¥: Originally posted by jevonszou at 2013-04-29 20:22:25
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smallnovices: ½ð±Ò+10, ¡ï¡ï¡ï¡ï¡ï×î¼Ñ´ð°¸, ·Ç³£¸Ðл 2013-04-29 22:06:44
smallnovices: »ØÌûÖö¥ 2013-04-29 22:06:47
ÒýÓûØÌû:
3Â¥: Originally posted by smallnovices at 2013-04-29 20:25:16
²»ºÃÒâ˼Íü¼ÇÁË£¬x>1,y>1...

ln(1-1/x)=(-1/x)-1/2 (-1/x)^2+1/3 (-1/x)^3¡­..+Ru(x)<-1/x
yln(1-1/x)<-y/x
ln¡¼(1-1/x)¡½^y<-y/x
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4Â¥2013-04-29 21:56:13
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