Implicit-explicit Runge--Kutta schemes for hyperbolic systems and kinetic equations in the diffusion limit
We consider implicit-explicit (IMEX) Runge--Kutta (RK) schemes for hyperbolic systems with
stiff relaxation in the so-called diffusion limit. In such a regime the system relaxes towards a …
stiff relaxation in the so-called diffusion limit. In such a regime the system relaxes towards a …
A finite volume scheme for nonlinear degenerate parabolic equations
M Bessemoulin-Chatard, F Filbet - SIAM Journal on Scientific Computing, 2012 - SIAM
We propose a second order finite volume scheme for nonlinear degenerate parabolic
equations which admit an entropy functional. For some of these models (porous media …
equations which admit an entropy functional. For some of these models (porous media …
Positivity-preserving sixth-order implicit finite difference weighted essentially non-oscillatory scheme for the nonlinear heat equation
This paper presents a class of semi-implicit finite difference weighted essentially non-
oscillatory (WENO) schemes for solving the nonlinear heat equation. For the discretization of …
oscillatory (WENO) schemes for solving the nonlinear heat equation. For the discretization of …
High order finite difference WENO schemes for nonlinear degenerate parabolic equations
Y Liu, CW Shu, M Zhang - SIAM Journal on Scientific Computing, 2011 - SIAM
High order accurate weighted essentially nonoscillatory (WENO) schemes are usually
designed to solve hyperbolic conservation laws or to discretize the first derivative convection …
designed to solve hyperbolic conservation laws or to discretize the first derivative convection …
[HTML][HTML] Solving second order non-linear parabolic PDEs using generalized finite difference method (GFDM)
The generalized finite difference method (GFDM) has been proved to be a good meshless
method to solve several linear partial differential equations (PDEs): wave propagation …
method to solve several linear partial differential equations (PDEs): wave propagation …
A high‐order weighted essentially nonoscillatory scheme based on exponential polynomials for nonlinear degenerate parabolic equations
In this research the numerical solution of nonlinear degenerate parabolic equations is
investigated by a new sixth‐order finite difference weighted essentially nonoscillatory …
investigated by a new sixth‐order finite difference weighted essentially nonoscillatory …
High order finite difference multi-resolution WENO method for nonlinear degenerate parabolic equations
Y Jiang - Journal of Scientific Computing, 2021 - Springer
In this paper, we propose a new finite difference weighted essentially non-oscillatory
(WENO) scheme for nonlinear degenerate parabolic equations which may contain non …
(WENO) scheme for nonlinear degenerate parabolic equations which may contain non …
A neural network enhanced weighted essentially non-oscillatory method for nonlinear degenerate parabolic equations
In this paper, a new modification of the weighted essentially non-oscillatory (WENO) method
for solving nonlinear degenerate parabolic equations is developed using deep learning …
for solving nonlinear degenerate parabolic equations is developed using deep learning …
High-order asymptotic-preserving methods for fully nonlinear relaxation problems
We study solutions to nonlinear hyperbolic systems with fully nonlinear relaxation terms in
the limit of, both, infinitely stiff relaxation and arbitrary late time. In this limit, the dynamics is …
the limit of, both, infinitely stiff relaxation and arbitrary late time. In this limit, the dynamics is …
On Lagrangian schemes for porous medium type generalized diffusion equations: A discrete energetic variational approach
In this paper, we present a systematic framework to derive a variational Lagrangian scheme
for porous medium type generalized diffusion equations by employing a discrete energetic …
for porous medium type generalized diffusion equations by employing a discrete energetic …