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How to find an area inside of the curve?

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Veronika Mazulina 2021-9-6

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回答： KSSV 2021-9-6

I have an array x and an array y. From these two arays I ploted the curve on the picture belove. The question is how to find the area inside of the curve. I used polyarea(x,y), but I am not sure that it is correct. I will be grateful for any opinion. Thank you!

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KSSV 2021-9-6

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https://ww2.mathworks.cn/matlabcentral/answers/1447789-how-to-find-an-area-inside-of-the-curve#answer_781899

Read about area, polyarea.

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