Parallel-in-time high-order multiderivative IMEX solvers
Autor: | Schütz, Jochen, Seal, David C., Zeifang, Jonas |
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Rok vydání: | 2021 |
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Druh dokumentu: | Working Paper |
Popis: | In this work, we present a novel class of parallelizable high-order time integration schemes for the approximate solution of additive ODEs. The methods achieve high order through a combination of a suitable quadrature formula involving multiple derivatives of the ODE's right-hand side and a predictor-corrector ansatz. The latter approach is designed in such a way that parallelism in time is made possible. We present thorough analysis as well as numerical results that showcase scaling opportunities of methods from this class of solvers. Comment: 36 pages |
Databáze: | arXiv |
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