Grad-div stabilization for the time-dependent Boussinesq equations with inf-sup stable finite elements

Javier de Frutos, Bosco García-Archilla and Julia Novo

Applied Mathematics and Computation, 2019, vol. 349, issue C, 281-291

Abstract: In this paper, we consider inf-sup stable finite element discretizations of the evolutionary Boussinesq equations with a grad-div type stabilization. We prove error bounds for the method with constants independent on the Rayleigh numbers.

Keywords: Boussinesq equations; Inf-sup stable finite element methods; Grad-div stabilization; High Rayleigh number flows (search for similar items in EconPapers)
Date: 2019
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Persistent link: https://EconPapers.repec.org/RePEc:eee:apmaco:v:349:y:2019:i:c:p:281-291

DOI: 10.1016/j.amc.2018.12.062

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