An optimization based limiter for enforcing positivity in a semi-implicit discontinuous Galerkin scheme for compressible Navier-Stokes equations

DOI10.1016/j.jcp.2024.113440MaRDI QIDQ6639345

Xiangxiong Zhang, Gregery T. Buzzard, Chen Liu

Publication date: 15 November 2024

Published in: Journal of Computational Physics (Search for Journal in Brave)

high order accuracy discontinuous Galerkin positivity-preserving semi-implicit Douglas-Rachford splitting compressible Navier-Stokes optimization based limiter

Mathematics Subject Classification ID

Convex programming (90C25) Finite element, Rayleigh-Ritz and Galerkin methods for boundary value problems involving PDEs (65N30) Stability and convergence of numerical methods for initial value and initial-boundary value problems involving PDEs (65M12) Finite element, Rayleigh-Ritz and Galerkin methods for initial value and initial-boundary value problems involving PDEs (65M60)

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