Computing eigenvalues of semi-infinite quasi-Toeplitz matrices

D. A. Bini, B. Iannazzo, B. Meini +2

A quasi-Toeplitz (QT) matrix is a semi-infinite matrix of the form $A=T(a)+E$ where $T(a)$ is the Toeplitz matrix with entries $(T(a){)}_{i,j}=a_{j-i}$, for $a_{j-i}\in \mathbb{C}$, $i…