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求助matlab求和，为什么出现这种错误？。
symsum 是用于级数求和，求和变量是级数的项数，所以，一般是取整数。比如： syms beta z; f=(z - (13*beta*z)/(5*((18*z)/25 + 33/25)))^2/2 + (z - (13*beta*z)/(5*...
3 years ago | 0
| accepted
