Harmonic solutions and weak solutions of two-dimensional rotational incompressible Euler equations

Yang CHEN, Yunhu WANG, Man Wai YUEN

Research output: Contribution to journalArticlespeer-review

Abstract

In this paper, two families of exact solutions to two-dimensional incompressible rotational Euler equations are constructed by connecting the Euler equations with the Laplace equation via a stream function. The constituent solutions in the first family are smooth, orthogonal, and conjugate harmonic solutions, while their constituent velocities are nonlinear with respect to the spatial variables. The second family are weak solutions in the distribution sense. Copyright © 2022 The Author(s).
Original languageEnglish
Article number100336
JournalPartial Differential Equations in Applied Mathematics
Volume5
Early online date16 Mar 2022
DOIs
Publication statusPublished - Jun 2022

Citation

Chen, Y., Wang, Y., & Yuen, M. (2022). Harmonic solutions and weak solutions of two-dimensional rotational incompressible Euler equations. Partial Differential Equations in Applied Mathematics, 5. Retrieved from https://doi.org/10.1016/j.padiff.2022.100336

Keywords

  • Euler equations
  • Laplace equation
  • Weak solutions

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