Mariarosa Mazza

Orcid: 0000-0002-8505-6788

According to our database1, Mariarosa Mazza authored at least 28 papers between 2014 and 2024.

Collaborative distances:
  • Dijkstra number2 of five.
  • Erdős number3 of four.

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Bibliography

2024
Algebra preconditionings for 2D Riesz distributed-order space-fractional diffusion equations on convex domains.
Numer. Linear Algebra Appl., May, 2024

Multigrid for two-sided fractional differential equations discretized by finite volume elements on graded meshes.
J. Comput. Appl. Math., 2024

A note on the convergence of multigrid methods for the Riesz-space equation and an application to image deblurring.
CoRR, 2024

2023
A ghost-point smoothing strategy for geometric multigrid on curved boundaries.
J. Comput. Phys., April, 2023

On the matrices in B-spline collocation methods for Riesz fractional equations and their spectral properties.
Numer. Linear Algebra Appl., January, 2023

A rational preconditioner for multi-dimensional Riesz fractional diffusion equations.
Comput. Math. Appl., 2023

2022
Matrices associated to two conservative discretizations of Riesz fractional operators and related multigrid solvers.
Numer. Linear Algebra Appl., 2022

A smoothing analysis for multigrid methods applied to tempered fractional problems.
CoRR, 2022

Rectangular GLT Sequences.
CoRR, 2022

2021
The Asymptotic Spectrum of Flipped Multilevel Toeplitz Matrices and of Certain Preconditionings.
SIAM J. Matrix Anal. Appl., 2021

A matrix-theoretic spectral analysis of incompressible Navier-Stokes staggered DG approximations and a related spectrally based preconditioning approach.
Numerische Mathematik, 2021

On the extreme eigenvalues and asymptotic conditioning of a class of Toeplitz matrix-sequences arising from fractional problems.
CoRR, 2021

A matrix-theoretic spectral analysis of incompressible Navier-Stokes staggered DG approximation and related solvers.
CoRR, 2021

Compatibility, embedding and regularization of non-local random walks on graphs.
CoRR, 2021

2020
Multigrid preconditioners for anisotropic space-fractional diffusion equations.
Adv. Comput. Math., 2020

2019
Fast Solvers for Two-Dimensional Fractional Diffusion Equations Using Rank Structured Matrices.
SIAM J. Sci. Comput., 2019

Spectral analysis and spectral symbol for the 2D curl-curl (stabilized) operator with applications to the related iterative solutions.
Math. Comput., 2019

2018
Spectral Analysis and Multigrid Methods for Finite Volume Approximations of Space-Fractional Diffusion Equations.
SIAM J. Sci. Comput., 2018

Staggered discontinuous Galerkin methods for the incompressible Navier-Stokes equations: Spectral analysis and computational results.
Numer. Linear Algebra Appl., 2018

Block Generalized Locally Toeplitz Sequences: From the Theory to the Applications.
Axioms, 2018

2017
Structure Preserving Preconditioners for Image Deblurring.
J. Sci. Comput., 2017

Spectral analysis and multigrid preconditioners for two-dimensional space-fractional diffusion equations.
J. Comput. Phys., 2017

Function-based block multigrid strategy for a two-dimensional linear elasticity-type problem.
Comput. Math. Appl., 2017

2016
Preconditioned HSS method for large multilevel block Toeplitz linear systems via the notion of matrix-valued symbol.
Numer. Linear Algebra Appl., 2016

Image deblurring by sparsity constraint on the Fourier coefficients.
Numer. Algorithms, 2016

Spectral analysis and structure preserving preconditioners for fractional diffusion equations.
J. Comput. Phys., 2016

2015
On the constrained mock-Chebyshev least-squares.
J. Comput. Appl. Math., 2015

2014
Spectral behavior of preconditioned non-Hermitian multilevel block Toeplitz matrices with matrix-valued symbol.
Appl. Math. Comput., 2014


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