![](https://www.mathworks.com/matlabcentral/answers/uploaded_files/174988/image.jpeg)
Code for Plotting Sphere function
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Atinesh Singh
am 4 Sep. 2016
Kommentiert: Atinesh Singh
am 5 Sep. 2016
Can anybody share the complete code for plotting sphere function
![](https://www.mathworks.com/matlabcentral/answers/uploaded_files/156146/image.png)
like this
![](https://www.mathworks.com/matlabcentral/answers/uploaded_files/156148/image.png)
in matlab
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John BG
am 5 Sep. 2016
Atinesh, 4 steps
1. define the [x y] grid:
x=[-10:1:10];y=[-10:1:10];
2. build all possible points, there are other ways but this is the most compact one
[X,Y]=meshgrid(x,y);
3. Calculate the function points
Z=X.^2+Y.^2;
4. 3D plot with surf
surf(Z)
![](https://www.mathworks.com/matlabcentral/answers/uploaded_files/174988/image.jpeg)
Atesh,
if you find this answer useful would you please be so kind to mark my answer as Accepted Answer?
To any other reader, please if you find this answer of any help solving your question,
please click on the thumbs-up vote link,
thanks in advance
John BG
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