Three new IMEX-BDF-DG schemes with distinct implicit-explicit partitionings are developed and compared for asymptotic preservation, stability, accuracy, and efficiency in multi-scale kinetic simulations.
Asymptotic solutions of numerical transport problems in optically thick, diffusive regimes
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Multi-Scale Kinetic Simulation: Asymptotic Preserving IMEX-BDF-DG Schemes with Three Implicit-Explicit Partitionings
Three new IMEX-BDF-DG schemes with distinct implicit-explicit partitionings are developed and compared for asymptotic preservation, stability, accuracy, and efficiency in multi-scale kinetic simulations.