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math.NA2023
Some extensions of the -divergence moment closures for the radiative transfer equation
Micheal R A Abdelmalik, Zhenning Cai, Teddy Pichard
The -divergence-based moment method was recently introduced Abdelmalik et al. (2023) for the discretization of the radiative transfer equation. At the continuous level, this met…
math.NA2023★ 1 cited
A positive and moment-preserving Fourier spectral method
Zhenning Cai, Bo Lin, Meixia Lin
This paper presents a novel Fourier spectral method that utilizes optimization techniques to ensure the positivity and conservation of moments in the space of trigonometric polynom…