How to formulate the summation of sequence number
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I have a sequence data between X and Y. In general Y is X summation
X Y
6.84 6.84
12.04 18.88
9.47 28.35
8.53 36.88
6.91 43.79
2.93 46.72
0.82 47.54
0.54 48.08
0 48.08
0 48.08
Y1=X1
Y2=X1+X2
Y2=X1+X2+X3
how to develop the function.
Thanks
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Risposta accettata
Tommy
il 28 Mar 2020
Try
Y = cumsum(X)
3 Commenti
Walter Roberson
il 28 Mar 2020
![](https://www.mathworks.com/matlabcentral/answers/uploaded_files/280160/Screenshot_20200327-231801_MATLAB.jpg)
![](https://www.mathworks.com/matlabcentral/answers/uploaded_files/280161/Screenshot_20200327-231809_MATLAB.jpg)
If agreement to within roundoff error is not good enough, then what do you require?
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