Hello, Shaul Salomon. I suggest testing for an empty return variable w, rather than requiring w = , which is not the same thing. See Solution 1538012, which produces a 0×1 empty column vector. —DIV
Return elements unique to either input
Given a matrix, swap the 2nd & 3rd columns
Divide by 4
Find the average of a random sequance
Sum of adjacent elements in a vector
Product of Each Column
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