A Highly Efficient and Accurate New Scalar Auxiliary Variable Approach for Gradient Flows

Authors :: Fukeng Huang
Jie Shen
Zhiguo Yang
Source :: SIAM Journal on Scientific Computing. 42:A2514-A2536
Publication Year :: 2020
Publisher :: Society for Industrial & Applied Mathematics (SIAM), 2020.
Abstract: We present several essential improvements to the powerful scalar auxiliary variable (SAV) approach. Firstly, by using the introduced scalar variable to control both the nonlinear and the explicit l...

Subjects :: Auxiliary variables
General Relativity and Quantum Cosmology
Computational Mathematics
Nonlinear system
Applied Mathematics
Scalar (mathematics)
Applied mathematics
010103 numerical & computational mathematics
0101 mathematics
Balanced flow
01 natural sciences
Mathematics

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