Is A the inverse of B?
Make a run-length companion vector
04 - Scalar Equations 3
Make roundn function
Calculate the sum of elements of n*n Hilbert matrix.
Find cosine between two given vectors u and v.
Calculate the values of a polynomial.
Find product of eigenvalues of n*n magic matrix.
For given xx,x, y vectors build spline of x and y and find yy values for xx vector.
Solve expression III
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