Calculate the values of a polynomial.Input parameter p - vector of polynomial coefficients, x - matrix of the argument values.
x=[1 2;3 4]
result=[ 0 -1; -2 -3]
Project Euler: Problem 1, Multiples of 3 and 5
Number of 1s in a binary string
Return the first and last character of a string
Calculate roots of polynomial given as vector array.
Find cosine between two given vectors u and v.
Delete x value in given vector y.
Opposite task convert string hexadecimal numbers array into array of decimal numbers .
Opposite task convert binary numbers array into array of decimal numbers.
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