S x^(-2)dx doesn't converge.

S x^(-2)dx doesn't converge.

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送交者: chouqilozi 于 2008-06-06, 10:03:36:

回答: how about x^(-2)? 由 Enlighten 于 2008-06-06, 09:55:42:

put 上下限 then. (无内容) - Enlighten (0 bytes) 2008-06-06, 10:20:21 (233323)