Find Euclidean norm of given vector u.
Simple equation: Annual salary
Reverse a matrix
Max of a Vector
Change the first and last diagonal element of the identity matrix to zero
Find the product of a Vector
Find scalar product of two polynomials a and b, given as vector array.
Opposite task convert string hexadecimal numbers array into array of decimal numbers .
Find sum of negative elements in row.
Replace x value into y value in string text.
Solve expression I
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