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lyiheart

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feixiaolin

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1.  =Sum{x1, x1*x2, x1*x2*x3, ¡­}
2. =lim{j--->inf}Sum{x1, x1*x2, x1*x2*x3, ¡­}
2Â¥2015-04-04 17:47:43
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lyiheart

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ÒýÓûØÌû:
2Â¥: Originally posted by feixiaolin at 2015-04-04 17:47:43
1.  =Sum{x1, x1*x2, x1*x2*x3, ¡­}
2. =lim{j--->inf}Sum{x1, x1*x2, x1*x2*x3, ¡­}

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3Â¥2015-04-17 23:46:09
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lyiheart

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ÒýÓûØÌû:
2Â¥: Originally posted by feixiaolin at 2015-04-04 17:47:43
1.  =Sum{x1, x1*x2, x1*x2*x3, ¡­}
2. =lim{j--->inf}Sum{x1, x1*x2, x1*x2*x3, ¡­}

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4Â¥2015-04-17 23:47:38
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feixiaolin

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4Â¥: Originally posted by lyiheart at 2015-04-17 23:47:38
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