2 papers
math.NA2025
Vertex-based auxiliary space multigrid method and its application to linear elasticity equations
Jiayin Li, Jinbiao Wu, Wenqian Zhang +1
In this paper, a vertex-based auxiliary space multigrid(V-ASMG) method as a preconditioner of the PCG method is proposed for solving the large sparse linear equations derived from…
math-ph2024
Generalized vector potential and Trace Theorem for Lipschitz domains
Zhen Liu, Jinbiao Wu
The vector potential is a fundamental concept widely applied across various fields. This paper presents an existence theorem of a vector potential for divergence-free functions in…