arXiv
Open Access
2012
A 2+1-Dimensional Non-Isothermal Magnetogasdynamic System. Hamiltonian-Ermakov Integrable Reduction
Hongli An
Colin Rogers
Abstrak
A 2+1-dimensional anisentropic magnetogasdynamic system with a polytropic gas law is shown to admit an integrable elliptic vortex reduction when $γ=2$ to a nonlinear dynamical subsystem with underlying integrable Hamiltonian-Ermakov structure. Exact solutions of the magnetogasdynamic system are thereby obtained which describe a rotating elliptic plasma cylinder. The semi-axes of the elliptical cross-section, remarkably, satisfy a Ermakov-Ray-Reid system.
Topik & Kata Kunci
Penulis (2)
H
Hongli An
C
Colin Rogers
Akses Cepat
Informasi Jurnal
- Tahun Terbit
- 2012
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- arXiv
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