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新手求助 关于用Fsolve解非线性方程组。
是的，没注意到这个情况，其主要原因是因为matlab在计算(-27)^(1/3)的时候，结果不是-3，而是: ans = 1.5000 + 2.5981i 所以在描述1/3次幂的时候应该使用nthroot开立方根才对： q=@(x)[x(...
3 years ago | 0
| accepted
