Calculate roots of polynomial given as vector array.
x=[1 2 0 5 0 3]
0.4784 + 1.0983i;
0.4784 - 1.0983i;
-0.1150 + 0.8680i;
-0.1150 - 0.8680i]
Determine whether a vector is monotonically increasing
Check if number exists in vector
Decide whether determinant is zero.
Square root of a number
Find sum of negative elements in row.
Set x value to each even index of vector y.
Convert array of decimal numbers into hexadecimal numbers array.
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 .
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