Geometric quasilinearization framework for analysis and design of bound-preserving schemes

K Wu, CW Shu - SIAM Review, 2023 - SIAM
Solutions to many partial differential equations satisfy certain bounds or constraints. For
example, the density and pressure are positive for equations of fluid dynamics, and in the …

Maximum-principle-satisfying second order discontinuous Galerkin schemes for convection–diffusion equations on triangular meshes

Y Zhang, X Zhang, CW Shu - Journal of Computational Physics, 2013 - Elsevier
We propose second order accurate discontinuous Galerkin (DG) schemes which satisfy a
strict maximum principle for general nonlinear convection–diffusion equations on …

A positivity-preserving implicit-explicit scheme with high order polynomial basis for compressible Navier–Stokes equations

C Liu, X Zhang - Journal of Computational Physics, 2023 - Elsevier
In this paper, we are interested in constructing a scheme solving compressible Navier–
Stokes equations, with desired properties including high order spatial accuracy …

Third order maximum-principle-satisfying direct discontinuous Galerkin methods for time dependent convection diffusion equations on unstructured triangular meshes

Z Chen, H Huang, J Yan - Journal of Computational Physics, 2016 - Elsevier
We develop 3rd order maximum-principle-satisfying direct discontinuous Galerkin methods
[8],[9],[19],[21] for convection diffusion equations on unstructured triangular mesh. We …

Discrete maximum principle of a high order finite difference scheme for a generalized Allen-Cahn equation

J Shen, X Zhang - arXiv preprint arXiv:2104.11813, 2021 - arxiv.org
We consider solving a generalized Allen-Cahn equation coupled with a passive convection
for a given incompressible velocity field. The numerical scheme consists of the first order …

Positivity-preserving high order finite difference WENO schemes for compressible Navier-Stokes equations

C Fan, X Zhang, J Qiu - Journal of Computational Physics, 2022 - Elsevier
In this paper, we construct a high order weighted essentially non-oscillatory (WENO) finite
difference discretization for compressible Navier-Stokes (NS) equations, which is rendered …

Positivity-preserving high order finite volume hybrid Hermite WENO schemes for compressible Navier-Stokes equations

C Fan, X Zhang, J Qiu - Journal of Computational Physics, 2021 - Elsevier
In this paper, we construct a positivity-preserving high order accurate finite volume hybrid
Hermite Weighted Essentially Non-oscillatory (HWENO) scheme for compressible Navier …

Is the classic convex decomposition optimal for bound-preserving schemes in multiple dimensions?

S Cui, S Ding, K Wu - Journal of Computational Physics, 2023 - Elsevier
Since proposed in Zhang and Shu (2010)[1], the Zhang–Shu framework has attracted
extensive attention and motivated many bound-preserving (BP) high-order discontinuous …

High order maximum-principle-preserving discontinuous Galerkin method for convection-diffusion equations

T Xiong, JM Qiu, Z Xu - SIAM Journal on Scientific Computing, 2015 - SIAM
In this paper, we propose to apply the parametrized maximum-principle-preserving (MPP)
flux limiter in [T. Xiong, J.-M. Qiu, and Z. Xu, J. Comput. Phys., 252 (2013), pp. 310--331] to …

Maximum-principle-satisfying third order discontinuous Galerkin schemes for Fokker--Planck equations

H Liu, H Yu - SIAM Journal on Scientific Computing, 2014 - SIAM
We design and analyze up to third order accurate discontinuous Galerkin (DG) methods
satisfying a strict maximum principle for Fokker--Planck equations. A procedure is …