Introduction - If you have any usage issues, please Google them yourself
Matrix operations: inversion, transpose, multiply, etc., and then through the matrix for computing the value of correct polynomial, polynomials, such as: X = a0+ a1* x+ a2* y+ a3* x* x+ a4* x* y+ a5* y* y Y = b0+ b1* x+ b2* y+ b3* x* x+ b4* x* y+ b5* y* y