How do you get S_n=S_{n-1}(1-1/n+1/n*n)?
回复:Let me try
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回复:回复:Let me try
-innercool-
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01/15/2010 postreply
08:33:55
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回复:回复:回复:Let me try
-蓝糊涂-
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01/15/2010 postreply
08:39:07
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回复:回复:回复:Let me try
-蓝糊涂-
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01/15/2010 postreply
08:41:14
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回复:回复:回复:Let me try
-jinjing-
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01/15/2010 postreply
11:39:57
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master jinjing不得了。数学顶瓜瓜,提琴也会拉:)
-戏雨飞鹰-
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01/15/2010 postreply
18:42:08