Stable and real-zero polynomials in two variables

Anatolii Grinshpan, Dmitry S. Kaliuzhnyi-Verbovetskyi, Victor Vinnikov +1

For every bivariate polynomial $p(z_1,z_2)$ of bidegree $(n_1,n_2)$, with $p(0,0)=1$, which has no zeros in the open unit bidisk, we construct a determinantal representation of t…