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
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Back to basics 14 - Keywords
Create matrix of replicated elements
Try 1.5.4: Celsius to Fahrenheit
Concatenate two strings
Separate even from odd numbers in a vector - with a loop
Find the largest number
Sum of Two Numbers
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