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.
Which doors are open?
Remove NaN ?
Angle between two vectors
Convert a vector into a number
04 - Scalar Equations 3
05 - Vector Equations 2
06 - Matrix Equations 3
03 - Matrix Variables 4
05 - Vector Equations 3
03 - Matrix Variables 3
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