Create a variable m as a magic square with the size 6 x 6
Magic squares are defined as square matrices, where the sum of all rows and columns are equal.
(Hint: see help magic)
Replace all the numbers above or equal to 20 with zero.
Determine if a Given Number is a Triangle Number
First non-zero element in each column
Matrix to column conversion
Matlab Basics II - Free Fall
02 - Vector Variables 1
07 - Common functions and indexing 2
07 - Common functions and indexing 3
02 - Vector Variables 4
06 - Matrix Equations 3
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