Randomly pick value in matrix and generate the function

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Dai Nguyen 2021-5-19

评论： David Hill 2021-5-19

Hi I want to builld a matlab code that can generate the plot and calculate the volume

L=[147:50:180]

R=[157:50:180]

is it possible to plot it ?

David Hill 2021-5-19

[r,l]=meshgrid(157:173,147:180);
v=pi*r.^3+pi*r.^2.*l;%all possibilities
k=randi(numel(r));
A=[r(k),l(k),V(k)];%random element of v

Dai Nguyen 2021-5-19

Thank you so much

is it possible to record all the data and plot it ?

David Hill 2021-5-19

surf(r,l,v);%data is all recorded in r, l, and v

MATLAB Graphics 2-D and 3-D Plots Surfaces, Volumes, and Polygons Surface and Mesh Plots

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