"matrix dimesion must agree" error (simple equation)

When i try to run this i got an error like "Error using / Matrix dimensions must agree.

Error in Untitled2 (line 2)

M=3/s"

s=0.01:0.01:0.99;
M=3/s
plot(M,s)
end

Why am i getting this error?

Answer 1

[Abdurrehman]

Instead of / You should use ./ for matrix division