3 papers
math.NA2024
A third-order trigonometric integrator with low regularity for the semilinear Klein-Gordon equation
Bin Wang, Yaolin Jiang
In this paper, we propose and analyse a novel third-order low-regularity trigonometric integrator for the semilinear Klein-Gordon equation with non-smooth solution in the -dimen…
math.NA2023
Solving nonlinear Klein-Gordon equation with non-smooth solution by a geometric low-regularity integrator
Bin Wang, Zhen Miao, Yaolin Jiang
In this paper, we formulate and analyse a geometric low-regularity integrator for solving the nonlinear Klein-Gordon equation in the -dimensional space with . The integ…
math.NA2023
Two-scale exponential integrators with uniform accuracy for three-dimensional charged-particle dynamics under strong magnetic field
Bin Wang, Zhen Miao, Yaolin Jiang
The numerical simulation of three-dimensional charged-particle dynamics (CPD) under strong magnetic field is a basic and challenging algorithmic task in plasma physics. In this pap…