Multiply two polynomials p and q given in vector representation.
p=[-2 0 1 -1 3 2]
q=[1 0 -1 2 4]
result=[-2 0 3 -5 -6 5 -1 0 16 8]
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Generate a random matrix A of (1,-1)
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Calculate the values of a polynomial.
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Find Euclidean norm of given vector u.
Calculate the sum of elements of n*n Hilbert matrix.
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