Geometric means of quasi-Toeplitz matrices

Dario A. Bini, Bruno Iannazzo, Jie Meng

We study means of geometric type of quasi-Toeplitz matrices, that are semi-infinite matrices $A=(a_{i,j}{)}_{i,j=1,2,\dots }$ of the form $A=T(a)+E$, where $E$ represents a compact o…