Make the vector [1 2 3 4 5 6 7 8 9 10]
Multiply a column by a row
Side of an equilateral triangle
Reverse a string
Change string to number
Find product of eigenvalues of n*n magic matrix.
Find cosine between two given vectors u and v.
Form a square matrix from four square sub-matrices
Display positive elements of matrix.
Calculate roots of polynomial given as vector array.
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