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feixiaolin: ½ð±Ò+1, ¸ÐлӦÖú¡£ 2013-12-15 10:32:24
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We_must_know. We_will_know.
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2Â¥: Originally posted by hank612 at 2013-12-02 02:59:10
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hank612

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±¿ÐÜ~(feixiaolin´ú·¢): ½ð±Ò+5, SIMPLE,but profundity. 2013-12-03 06:38:40
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3Â¥: Originally posted by ±¿ÐÜ~ at 2013-12-02 21:36:38
ÄÜÔÚ¾ßÌåµãô£¿Ì«³éÏóÁË¡¤¡¤¡¤...

Äã²»ÊÇÓиöºãµÈʽô? ×ó±ßÊÇ f(x)=(x-t1)(x-t2), ËùÒÔx^2 µÄϵÊý¾ÍÊÇ1 °¡.
ÓÒ±ßÓÐÈýÏî, x^2µÄϵÊý·Ö±ðÊÇ: f(x1)/( (x1-x2)(x1-x3) ), .... ²»·Á¼ÇΪA,B,C

ËùÒÔ 1= A +B+C. ÄÇôÃ÷ÏÔ 1<= |A| + |B| + |C|. ×ܶøÑÔÖ®, Â¥Ö÷¸øµÄºãµÈʽ̫ǿ´óÁË.
We_must_know. We_will_know.
4Â¥2013-12-03 02:37:34
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ÒýÓûØÌû:
4Â¥: Originally posted by hank612 at 2013-12-03 02:37:34
Äã²»ÊÇÓиöºãµÈʽô? ×ó±ßÊÇ f(x)=(x-t1)(x-t2), ËùÒÔx^2 µÄϵÊý¾ÍÊÇ1 °¡.
ÓÒ±ßÓÐÈýÏî, x^2µÄϵÊý·Ö±ðÊÇ: f(x1)/( (x1-x2)(x1-x3) ), .... ²»·Á¼ÇΪA,B,C

ËùÒÔ 1= A +B+C. ÄÇôÃ÷ÏÔ 1<= |A| + |B| + |C|. ×Ü ...

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feixiaolin

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5Â¥: Originally posted by ±¿ÐÜ~ at 2013-12-15 10:24:12
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