Create an n-by-n matrix with elements ranging from 1 to n^2 in a rectangular spiral pattern.
Example if n = 5 :
21 22 23 24 25
20 7 8 9 10
19 6 1 2 11
18 5 4 3 12
17 16 15 14 13
Whether the input is vector?
Generate a vector like 1,2,2,3,3,3,4,4,4,4
Switch matrix to a column vector
Remove the two elements next to NaN value
Set some matrix elements to zero
Find all the zeros of sinus , cosinus and tangent in a given interval
Convert a numerical matrix into a cell array of strings
Cody Computer Part 1 - Guess the system font used by uipanel
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