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
Increment a number, given its digits
03 - Matrix Variables 6
07 - Common functions and indexing 3
Check if equal
Find the average of a random sequance
Vertical matrix sort
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Product of Each Column
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