error to perform assignment

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Titas Chattopadhyay
Titas Chattopadhyay on 3 Apr 2020
Commented: Mehmed Saad on 3 Apr 2020
clear all
clc
z = -1:0.2:1;
y = -1:0.2:1;
n = -2:0.4:2;
h = 3;
alpha = 0.1;
m = 11;
for j = 1:m
for i = 1:m
w1(i) = sinh(n.*pi.* (i+1));
w2(j,i) = 0.18.*(alpha + 1).*cos(((j+1).*pi)/h).*((i+1).^2 - (i+1));
w = w1(i) + w2(j,i);
end
end
plot(w1,z(1,:),'bo-','linewidth',1)
legend('W2','Z');
hold on
%grid on
plot(w,z(1,:),'r-','linewidth',1)
axis([-1 1 -1 1])
error : Unable to perform assignment because the indices on the left side are not compatible with the size
of the right side.
  1 Comment
Mehmed Saad
Mehmed Saad on 3 Apr 2020
  1. w1 and w2 are not initialized
  2. n is a vector and sinh(n.*pi.*(i+1)) will give you out a vector, you are trying to assign a vector to an index of w1 which is wrong

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