Articles by Ben S. Southworth

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Ben S. Southworth

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Learning robust parameter inference and density reconstruction in flyer plate impact experiments

30 June 2025 by Evan Bell and others

Computational Physics, Machine Learning

ECLEIRS: Exact conservation law embedded identification of reduced states for parameterized partial differential equations from sparse and noisy data

23 June 2025 by Aviral Prakash and others

Mathematical Physics

Preconditioning transformations of adjoint systems for evolution equations

27 May 2025 by Brian Tran and others

Optimization and Control, Numerical Analysis

Optimal transfer operators in algebraic two-level methods for nonsymmetric and indefinite problems

8 May 2025 by Oliver Krzysik and others

Numerical Analysis

A Geometric Perspective on Kinetic Matter-Radiation Interaction and Moment Systems

6 April 2025 by Brian Tran and others

Mathematical Physics

Multirate Runge-Kutta for Nonlinearly Partitioned Systems

4 April 2025 by Tommaso Buvoli and others

Numerical Analysis

A New Class of Runge-Kutta Methods for Nonlinearly Partitioned Systems

4 April 2025 by Tommaso Buvoli and Ben Southworth

Numerical Analysis

Order Conditions for Nonlinearly Partitioned Runge-Kutta Methods

28 February 2025 by Brian Tran and others at

LANL

Numerical Analysis

Moment-based adaptive time integration for thermal radiation transport

28 January 2025 by Ben Southworth and others

Numerical Analysis

Generalized Optimal AMG Convergence Theory for Stokes Equations Using Smooth Aggregation and Vanka Relaxation Strategies

11 January 2025 by Ahsan Ali and others

Numerical Analysis

Generalized Optimal AMG Convergence Theory for Nonsymmetric and Indefinite Problems

11 January 2025 by Ahsan Ali and others

Numerical Analysis

Overlapping Schwarz methods are not anisotropy-robust multigrid smoothers

1 January 2025 by Oliver Krzysik and others

Numerical Analysis

Learning physical unknowns from hydrodynamic shock and material interface features in ICF capsule implosions

28 December 2024 by Daniel Serino and others

Computational Physics, Machine Learning

An accurate SUPG-stabilized continuous Galerkin discretization for anisotropic heat flux in magnetic confinement fusion

16 December 2024 by Golo Wimmer and others

Numerical Analysis

Multiscale approximation and two-grid preconditioner for extremely anisotropic heat flow

11 December 2024 by Maria Vasilyeva and others

Numerical Analysis

An adaptive two-grid preconditioner for flow in fractured porous media

26 November 2024 by Maria Vasilyeva and others

Numerical Analysis

Galerkin Formulation of Path Integrals in Lattice Field Theory

22 November 2024 by Brian Tran and Ben Southworth

High Energy Physics, Numerical Analysis

A structure-preserving discontinuous Galerkin scheme for the Cahn-Hilliard equation including time adaptivity

16 October 2024 by Golo Wimmer and others

Numerical Analysis

Implicit-explicit Runge-Kutta for radiation hydrodynamics I: gray diffusion

13 August 2024 by Ben Southworth and others

Numerical Analysis, Computational Physics

One-sweep moment-based semi-implicit-explicit integration for gray thermal radiation transport

13 August 2024 by Ben Southworth and others

Numerical Analysis, Mathematical Physics

On Properties of Adjoint Systems for Evolutionary PDEs

6 August 2024 by Brian Tran and others

Optimization and Control, Numerical Analysis

Constrained Local Approximate Ideal Restriction for Advection-Diffusion Problems

14 May 2024 by Ahsan Ali and others

Numerical Analysis

Consistent Second Moment Methods with Scalable Linear Solvers for Radiation Transport

26 April 2024 by Samuel Olivier and others

Numerical Analysis

A fast algebraic multigrid solver and accurate discretization for highly anisotropic heat flux I: open field lines

14 March 2024 by Golo Wimmer and others

Numerical Analysis

On Compatible Transfer Operators in Nonsymmetric Algebraic Multigrid

16 January 2024 by Ben Southworth and Thomas Manteuffel

Numerical Analysis

Space-Time Block Preconditioning for Incompressible Resistive Magnetohydrodynamics

2 September 2023 by Federico Danieli and others

Numerical Analysis

Additive Polynomial Time Integrators, Part I: Framework and Fully-Implicit-Explicit (FIMEX) Collocation Methods

30 December 2022 by Tommaso Buvoli and Ben Southworth

Numerical Analysis

An algebraic preconditioner for the exactly divergence-free discontinuous Galerkin method for Stokes

28 March 2022 by Sander Rhebergen and Ben Southworth

Numerical Analysis

Arbitrary Order Energy and Enstrophy Conserving Finite Element Methods for 2D Incompressible Fluid Dynamics and Drift-Reduced Magnetohydrodynamics

26 February 2022 by Milan Holec and others

Fluid Dynamics, Numerical Analysis

Space-time block preconditioning for incompressible flow

27 July 2021 by Federico Danieli and others

Numerical Analysis

Topics

Numerical Analysis Computational Physics Optimization and Control Mathematical Physics Fluid Dynamics