High order strong stability preserving time discretizations
Strong stability preserving (SSP) high order time discretizations were developed to ensure
nonlinear stability properties necessary in the numerical solution of hyperbolic partial …
nonlinear stability properties necessary in the numerical solution of hyperbolic partial …
Highly efficient strong stability-preserving Runge–Kutta methods with low-storage implementations
DI Ketcheson - SIAM Journal on Scientific Computing, 2008 - SIAM
Strong stability-preserving (SSP) Runge–Kutta methods were developed for time integration
of semidiscretizations of partial differential equations. SSP methods preserve stability …
of semidiscretizations of partial differential equations. SSP methods preserve stability …
A wetting and drying treatment for the Runge–Kutta discontinuous Galerkin solution to the shallow water equations
This paper proposes a wetting and drying treatment for the piecewise linear Runge–Kutta
discontinuous Galerkin approximation to the shallow water equations. The method takes a …
discontinuous Galerkin approximation to the shallow water equations. The method takes a …
Stability of the high-order finite elements for acoustic or elastic wave propagation with high-order time stepping
JD De Basabe, MK Sen - Geophysical Journal International, 2010 - academic.oup.com
We investigate the stability of some high-order finite element methods, namely the spectral
element method and the interior-penalty discontinuous Galerkin method (IP-DGM), for …
element method and the interior-penalty discontinuous Galerkin method (IP-DGM), for …
Scalability of an unstructured grid continuous Galerkin based hurricane storm surge model
This paper evaluates the parallel performance and scalability of an unstructured grid
Shallow Water Equation (SWE) hurricane storm surge model. We use the ADCIRC model …
Shallow Water Equation (SWE) hurricane storm surge model. We use the ADCIRC model …
Optimal strong-stability-preserving Runge–Kutta time discretizations for discontinuous Galerkin methods
Discontinuous Galerkin (DG) spatial discretizations are often used in a method-of-lines
approach with explicit strong-stability-preserving (SSP) Runge–Kutta (RK) time steppers for …
approach with explicit strong-stability-preserving (SSP) Runge–Kutta (RK) time steppers for …
Dynamic p-adaptive Runge–Kutta discontinuous Galerkin methods for the shallow water equations
In this paper, dynamic p-adaptive Runge–Kutta discontinuous Galerkin (RKDG) methods for
the two-dimensional shallow water equations (SWE) are investigated. The p-adaptive …
the two-dimensional shallow water equations (SWE) are investigated. The p-adaptive …
Time step restrictions for Runge–Kutta discontinuous Galerkin methods on triangular grids
We derive CFL conditions for the linear stability of the so-called Runge–Kutta discontinuous
Galerkin (RKDG) methods on triangular grids. Semidiscrete DG approximations using …
Galerkin (RKDG) methods on triangular grids. Semidiscrete DG approximations using …
A robust CFL condition for the discontinuous Galerkin method on triangular meshes
N Chalmers, L Krivodonova - Journal of Computational Physics, 2020 - Elsevier
When the discontinuous Galerkin (DG) method is applied to hyperbolic problems in two
dimensions on triangular meshes and paired with an explicit time integration scheme, an …
dimensions on triangular meshes and paired with an explicit time integration scheme, an …
Stability analysis for linear discretisations of the advection equation with Runge–Kutta time integration
M Baldauf - Journal of Computational Physics, 2008 - Elsevier
For the 1-dim. linear advection problem stability limits of Runge–Kutta (RK) methods from 1st
to 7th order in combination with upwind or centered difference schemes from 1st to 6th order …
to 7th order in combination with upwind or centered difference schemes from 1st to 6th order …