Calculate the values of a polynomial.Input parameter p - vector of polynomial coefficients, x - matrix of the argument values.
x=[1 2;3 4]
result=[ 0 -1; -2 -3]
Sum the Digits of a Number
Back to basics - mean of corner elements of a matrix
Multiply by 3
Find product of eigenvalues of n*n magic matrix.
Set x value to each even index of vector y.
Find sum of negative elements in row.
Get derivarive of polynomial given as vector array.
Find cosine between two given vectors u and v.
Set x value to each odd index of vector y.
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