Sum the rows of the given matrix.
x = [ 1 2
3 4 ]
y = [ 3
How to find the position of an element in a vector without using the find function
Vectors counting by 2
Create a Matrix of Zeros
Matrix of almost all zeros, except for main diagonal
Where is the number that you want to find?
Make an identity matrix whose diagonal elements are 1:n
true or false
Replace all odd numbers with NaN
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