Upper Hessenberg and Toeplitz Bohemians

Eunice Y. S. Chan, Robert M. Corless, Laureano Gonzalez-Vega +2

We look at Bohemians, specifically those with population $\{-1,0,+1\}$ and sometimes $\{0,1,i,-1,-i\}$. More, we specialize the matrices to be upper Hessenberg Bohemian. From t…