Adam Hayes, Ph.D., CFA, is a financial writer with 15+ years Wall Street experience as a derivatives trader. Besides his extensive derivative trading expertise, Adam is an expert in economics and ...

We classify all of the weight-homogeneous planar polynomial differential systems of weight degree 4 having a polynomial first integral. Journal Information Rocky Mountain Journal of Mathematics ...

We study the roots of generalized Eulerian polynomials via a novel approach. We interpret Eulerian polynomials as the generating polynomials of a statistic over inversion sequences. Inversion ...