The sum of all factors should be constant(no x).

jinjing · 2010-09-15 10:20:17Z

The sum of all factors should be constant(no x).简介

来源: jinjing 于 2010-09-15 10:20:17 [档案] [旧帖] [给我悄悄话] 阅读数 : (150 bytes)

回答: I got n-1 independent equations.why do you use b2+c3b3+...+cnbn? 由皆兄弟也于 2010-09-14 10:11:26

In fact,I can do something for n

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