A note on eigenvalues and singular values of variable Toeplitz matrices and matrix-sequences, with application to variable two-step BDF approximations to parabolic equations. - Nikos Barakitis; Valerio Loi; Stefano Serra-Capizzano (CoRR, 2024)

Approximation of the Hilbert Transform on the unit circle. - Luisa Fermo; Valerio Loi (CoRR, 2024)

Blocking structures, approximation, and preconditioning. - Nikos Barakitis; Marco Donatelli; Samuele Ferri; Valerio Loi; Stefano Serra-Capizzano; Rosita Luisa Sormani (CoRR, 2025)

Geometric means of HPD GLT matrix-sequences: a maximal result beyond invertibility assumptions on the GLT symbols. - Asiim Ilyas; Muhammad Faisal Khan; Valerio Loi; Stefano Serra-Capizzano (CoRR, 2025)