Sum the rows of the given matrix.
x = [ 1 2
3 4 ]
y = [ 3
Omit columns averages from a matrix
Calculate the area of a triangle between three points
Back to basics - mean of corner elements of a matrix
Values in Array
find the 'M'
true or false
Where is the number that you want to find?
Make an identity matrix whose diagonal elements are 1:n
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