如何求积分方程上限?。

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binejok
binejok on 21 Nov 2022
Answered: bowawak on 21 Nov 2022
fff=@(x) [quadgk(@(x1) x1,0,x(1))-2;]
y=fsolve(fff,[0])
请问这个程序哪里错了?

Accepted Answer

bowawak
bowawak on 21 Nov 2022
初值不合理,换一个较合理的即可
y=fsolve(fff,1)
另外,x 是一个标量自变量,所以,第一行没必要写成 x(1),直接写成 x 即可(但写成x(1)并没有错误)

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