A highly parallel multilevel Newton-Krylov-Schwarz method with subspace-based coarsening and partition-based balancing for the multigroup neutron transport equations on 3D unstructured meshes
DOI10.1137/19M1249060zbMath1451.65221arXiv1903.03659MaRDI QIDQ6315302
Mark DeHart, Richard C. Martineau, Alexander D. Lindsay, Fande Kong, Andrew E. Slaughter, D. R. Gaston, Cody J. Permann, Ya-qi Wang
Publication date: 8 March 2019
Multigrid methods; domain decomposition for boundary value problems involving PDEs (65N55) Finite element, Rayleigh-Ritz and Galerkin methods for boundary value problems involving PDEs (65N30) Iterative numerical methods for linear systems (65F10) Parallel numerical computation (65Y05) Nuclear reactor theory; neutron transport (82D75) Numerical methods for eigenvalue problems for boundary value problems involving PDEs (65N25) Preconditioners for iterative methods (65F08) PDEs in connection with statistical mechanics (35Q82) Transport equations (35Q49)
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