(引用 math_q:发图006)发图007[math_q (5-30 15:31, Long long ago)] [ 传统版 | sForum ][登录后回复]21楼

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Draft solution (not verified yet)

　


　
PS: if having time, will verify with python later because no access to Mathematica
[math_q (5-30 15:35, Long long ago)] [ 传统版 | sForum ][登录后回复]35楼

(引用 math_q:Draft solution (not verified yet) 　 　 PS: if having time, will verify with python later because no access to Mathematica ...)Forgot the mention, x(0)=X is acting[…] as a scaling factor. In the draft solution it is taken as 1.[math_q (5-30 15:43, Long long ago)] [ 传统版 | sForum ][登录后回复]36楼

(引用 math_q:Draft solution (not verified yet) 　 　 PS: if having time, will verify with python later because no access to Mathematica ...)哇！抱起来狂亲～跪谢牛人 　[本文发送自华新iOS APP] [水鸭子 (5-30 15:43, Long long ago)] [ 传统版 | sForum ][登录后回复]37楼

(引用 math_q:Forgot the mention, x(0)=X is acting[…] as a scaling factor. In the draft solution it is taken as 1.)delta 是什么意思？为什么这样子设定？[水鸭子 (5-30 16:20, Long long ago)] [ 传统版 | sForum ][登录后回复]38楼

(引用 水鸭子:delta 是什么意思？为什么这样子设定？)按照二次方程解法的惯例http://zh.wikipedia.org/wiki/%E4%BA%8C%E6%AC%A1%E6%96%B9%E7%A8%8B[不觉明厉 (5-30 16:26, Long long ago)] [ 传统版 | sForum ][登录后回复]39楼

(引用 不觉明厉:按照二次方程解法的惯例http://zh.wikipedia.org/wiki/%E4%BA%8C%E6%AC%A1%E6%96%B9%E7%A8%8B)我有一种把初中数学都还给老师了的感觉吐血ing[水鸭子 (5-30 16:28, Long long ago)] [ 传统版 | sForum ][登录后回复]40楼