How to assign values to a matrix from index array?
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Juan Moreno
le 14 Nov 2020
Commenté : Juan Moreno
le 14 Nov 2020
I have an initial zeros matrix A, to fill with ones at matrix coordinates given by elements in x and y. but when i do A(x,y)=1, it does not work.
I have this:
![](https://www.mathworks.com/matlabcentral/answers/uploaded_files/413473/image.jpeg)
when I do A(x,y)=1, I got this:
![](https://www.mathworks.com/matlabcentral/answers/uploaded_files/413478/image.jpeg)
but I expect this:
![](https://www.mathworks.com/matlabcentral/answers/uploaded_files/413483/image.jpeg)
How should I do this assignment?
Thanks.
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