Quasi-Toeplitz matrix arithmetic: a MATLAB toolbox

Dario A. Bini, Stefano Massei, Leonardo Robol

A Quasi Toeplitz (QT) matrix is a semi-infinite matrix of the kind $A=T(a)+E$ where $T(a)=(a_{j-i}{)}_{i,j\in {\mathbb{Z}}^{+}}$, $E=(e_{i,j}{)}_{i,j\in {\mathbb{Z}}^{+}}$ is compact and the norms…