A Robust Multigrid Preconditioner for $S_N$DG Approximation of Monochromatic, Isotropic Radiation Transport Problems
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Publication:2940011
DOI10.1137/13091600XzbMath1314.82038OpenAlexW2029067925MaRDI QIDQ2940011
Jean C. Ragusa, Guido Kanschat
Publication date: 23 January 2015
Published in: SIAM Journal on Scientific Computing (Search for Journal in Brave)
Full work available at URL: https://doi.org/10.1137/13091600x
Multigrid methods; domain decomposition for boundary value problems involving PDEs (65N55) Transport processes in time-dependent statistical mechanics (82C70) Radiative transfer in astronomy and astrophysics (85A25)
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Deterministic radiative transfer equation solver on unstructured tetrahedral meshes: efficient assembly and preconditioning ⋮ A weakly penalized discontinuous Galerkin method for radiation in dense, scattering media ⋮ Cellwise Block Iteration as a Multigrid Smoother for Discrete-Ordinates Radiation-Transport Calculations ⋮ On a convergent DSA preconditioned source iteration for a DGFEM method for radiative transfer ⋮ Stability-enhanced AP IMEX-LDG schemes for linear kinetic transport equations under a diffusive scaling ⋮ A fast algorithm for radiative transport in isotropic media ⋮ A comparison of element agglomeration algorithms for unstructured geometric multigrid ⋮ On robustly convergent and efficient iterative methods for anisotropic radiative transfer
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