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math.AP2026
Optimal convergence rates of the Klein-Gordon-Schrödinger system in the nonrelativistic limit
Weizhu Bao, Yong Lu, Zhiwei Zheng
In this paper, we study the Klein-Gordon-Schrödinger system in the nonrelativistic regime , where is proportional to the inverse of the speed of light. We show that…
math.AP2024
Convergence rates in the nonrelativistic limit of the cubic Klein-Gordon equation
Weizhu Bao, Yong Lu, Zhifei Zhang
In this paper, we study the nonrelativistic limit of the cubic nonlinear Klein-Gordon equation in with a small parameter , which is inversely…