For n,it seems (n-1)th equition should be delt with.

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really wonderful. there are no (n-1)th equition . -皆兄弟也- 給 皆兄弟也 發送悄悄話 皆兄弟也 的博客首頁 (259 bytes) () 09/14/2010 postreply 10:43:52

請您先登陸,再發跟帖!