回复：gao!!!

来源: 本来清静 于 2008-10-27 09:01:05 [] [旧帖] [给我悄悄话] 阅读数 : (283 bytes)
本帖于 2008-11-01 10:59:25 时间, 由普通用户 康MM 编辑
回答: 说一下我的解法 由 本来清静 于 2008-10-25 22:14:04

There is nothing fancy in computing the derivative, just remember only theta is variable, v is constant at this point.

I wrote a program to solve the equation, trying theta from 0 to pi/2 by small increment like 0.001. I do not know if there is a mathematical way to solve it.

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