Quadratic equations are polynomials, meaning strings of math terms. An expression like “x + 4” is a polynomial. They can have ...

The main purpose of this paper is to give the classification and the topological phase portraits of all quadratic systems having minimal polynomial first integrals of degree less than 5, and to prove ...

This is a preview. Log in through your library . Abstract Let 0 < θ < 1 be an irrational number with continued fraction expansion $\theta =[a_{1},a_{2},a_{3},\ldots ...