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write a symbolic sum

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mohamad momeni
mohamad momeni 2017-4-10
关闭： MATLAB Answer Bot 2021-8-20
hi, I've been trying to write a formula in matlab, but for more size how can i write it? i wanna write this: f=x(1)+x(2)+...+x(300). is there any code to write this?

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回答（1 个）

Torsten
Torsten 2017-4-10
Why symbolic ?
Use
f = sum(x)
Best wishes
Torsten.
  1 个评论
mohamad momeni
mohamad momeni 2017-4-15
hi sir "x" is a vector that we can write f like this>>> f=x(1)+x(2)+... how can i define x as a vector and then write a summation on it?

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