Discretization-error-accurate mixed-precision multigrid solvers

DOI10.1137/20M1349230arXiv2007.06628MaRDI QIDQ6345000

Joseph Benzaken, Rasmus Tamstorf, Stephen F. McCormick

Publication date: 13 July 2020

Mathematics Subject Classification ID

Iterative numerical methods for linear systems (65F10) Roundoff error (65G50) Multigrid methods; domain decomposition for initial value and initial-boundary value problems involving PDEs (65M55)