Make the following variable:
A 9x9 matrix of zeros, but with the following values on the main diagonal:
(Hint: use diag)
Summing Digits within Text
Back to basics 17 - white space
Sum the elements in either diagonal of a square matrix
Find out sum of all elements of given Matrix
03 - Matrix Variables 4
05 - Vector Equations 1
05 - Vector Equations 3
02 - Vector Variables 5
04 - Scalar Equations 2
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