The Athena++ adaptive mesh refinement framework: design and magnetohydrodynamic solvers

JM Stone, K Tomida, CJ White… - The Astrophysical …, 2020 - iopscience.iop.org
The design and implementation of a new framework for adaptive mesh refinement
calculations are described. It is intended primarily for applications in astrophysical fluid …

[图书][B] Strong stability preserving Runge-Kutta and multistep time discretizations

S Gottlieb, D Ketcheson, CW Shu - 2011 - World Scientific
Strong Stability Preserving Explicit Runge—Kutta Methods | Strong Stability Preserving
Runge-Kutta and Multistep Time Discretizations World Scientific Search This Book Anywhere …

GR-Athena++: puncture evolutions on vertex-centered oct-tree adaptive mesh refinement

B Daszuta, F Zappa, W Cook, D Radice… - The Astrophysical …, 2021 - iopscience.iop.org
Numerical relativity is central to the investigation of astrophysical sources in the dynamical
and strong-field gravity regime, such as binary black hole and neutron star coalescences …

A purely hyperbolic discontinuous Galerkin approach for self-gravitating gas dynamics

M Schlottke-Lakemper, AR Winters, H Ranocha… - Journal of …, 2021 - Elsevier
One of the challenges when simulating astrophysical flows with self-gravity is to compute the
gravitational forces. In contrast to the hyperbolic hydrodynamic equations, the gravity field is …

Optimized Runge-Kutta methods with automatic step size control for compressible computational fluid dynamics

H Ranocha, L Dalcin, M Parsani… - … on Applied Mathematics …, 2022 - Springer
We develop error-control based time integration algorithms for compressible fluid dynamics
(CFD) applications and show that they are efficient and robust in both the accuracy-limited …

A fourth-order accurate finite volume method for ideal MHD via upwind constrained transport

KG Felker, JM Stone - Journal of Computational Physics, 2018 - Elsevier
We present a fourth-order accurate finite volume method for the solution of ideal
magnetohydrodynamics (MHD). The numerical method combines high-order quadrature …

High-order multiderivative time integrators for hyperbolic conservation laws

DC Seal, Y Güçlü, AJ Christlieb - Journal of Scientific Computing, 2014 - Springer
Multiderivative time integrators have a long history of development for ordinary differential
equations, and yet to date, only a small subset of these methods have been explored as a …

[HTML][HTML] On some new low storage implementations of time advancing Runge–Kutta methods

M Calvo, JM Franco, JI Montijano, L Rández - Journal of Computational …, 2012 - Elsevier
In this paper, explicit Runge–Kutta (RK) schemes with minimum storage requirements for
systems with very large dimension that arise in the spatial discretization of some partial …

A high-order finite difference method for moving immersed domain boundaries and material interfaces

J Gabbard, WM van Rees - Journal of Computational Physics, 2024 - Elsevier
We present a high-order sharp treatment of immersed moving domain boundaries and
material interfaces, and apply it to the advection-diffusion equation in two and three …

Strong stability preserving two-step Runge–Kutta methods

DI Ketcheson, S Gottlieb, CB Macdonald - SIAM Journal on Numerical …, 2011 - SIAM
We investigate the strong stability preserving (SSP) property of two-step Runge–Kutta
(TSRK) methods. We prove that all SSP TSRK methods belong to a particularly simple …