A nodal discontinuous Galerkin method with exponential time differencing and Jacobian-based stiffness extraction is developed for nonlinear degenerate parabolic equations, with heuristic stability analysis and 2D/3D tests.
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Exponential Time Differencing Runge-Kutta Discontinuous Galerkin (ETD-RKDG) Methods for Nonlinear Degenerate Parabolic Equations
A nodal discontinuous Galerkin method with exponential time differencing and Jacobian-based stiffness extraction is developed for nonlinear degenerate parabolic equations, with heuristic stability analysis and 2D/3D tests.