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math-ph2026
Arbitrary-genus dark soliton gases in the defocusing nonlinear Schrödinger hydrodynamics
Marco Bertola, Deng-Shan Wang, Peng Yan +1
The defocusing nonlinear Schrödinger hydrodynamics supports exact dark solitons under finite density boundary conditions. However, the dark soliton gas, an interacting ensemble of…
math-ph2026
Long-time asymptotics of the Newell equation on the line
Deng-Shan Wang, Yingmin Yang
In 1978, A. C. Newell [SIAM J. Appl. Math. 35(4) (1978) 650-664] proposed an exactly solvable model called Newell equation, which simulates the investigation of significant interac…
math-ph2024★ 4 cited
Long-time asymptotics of the Tzitzéica equation on the line
Lin Huang, Deng-Shan Wang, Xiaodong Zhu
In this paper, the renowned Riemann-Hilbert method is employed to investigate the initial value problem of Tzitzéica equation on the line. Initially, our analysis focuses on elucid…