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math-ph2025
A Morphology-Adaptive Random Feature Method for Inverse Source Problem of the Helmholtz Equation
Xinwei Hu, Jingrun Chen, Haijun Yu
The inverse source problem for the Helmholtz equation poses significant challenges, particularly when sources exhibit complex or discontinuous geometries. Traditional numerical met…
math-ph2023
Continuum Limit of Spin Dynamics on Hexagonal Lattice
Mengjia Bai, Jingrun Chen, Zhiwei Sun +1
This study investigates the atomistic spin system in , which exhibits topologically nontrivial meron structures within its layered hexagonal lattice framework. We ana…