x = [ 2 -1 -3]
y = [1.5 -1]
Calculate the area of a triangle between three points
Will there be a new leader?
Basic arrays operations.
Find out sum of all elements of given Matrix
Flip the vector from right to left
find the maximum element of the matrix
Calculate the derivative of a polynomial
Find the minimum element of the matrix
generate a matrix of Legendre polynomials
Switch matrix to a column vector
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