Conservation laws and associated Noether type vector fields via partial Lagrangians and Noether's theorem for the Liang equation

DOI10.1007/S10773-008-9739-5zbMath1163.70011OpenAlexW2000468236MaRDI QIDQ1008249

D. N. Khan Marwat, Abdul Hamid Kara, Tasawar Hayat

Publication date: 24 March 2009

Published in: International Journal of Theoretical Physics (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1007/s10773-008-9739-5

zbMATH Keywords

inhomogeneous wavevariable speed of sound

Mathematics Subject Classification ID

Quantum hydrodynamics and relativistic hydrodynamics (76Y05) Symmetries and conservation laws, reverse symmetries, invariant manifolds and their bifurcations, reduction for problems in Hamiltonian and Lagrangian mechanics (70H33) Lagrange's equations (70H03)

Related Items (1)

Lie symmetry analysis, Lie-Bäcklund symmetries, explicit solutions, and conservation laws of Drinfeld-Sokolov-Wilson system

Cites Work

• Relationship between symmetries and conservation laws
• Noether-type symmetries and conservation laws via partial Lagrangians
• Symmetries, conservation laws and multipliers via partial Lagrangians and Noether's theorem for classically non-variational problems
• A comparison of four approaches to the calculation of conservation laws
• Direct construction method for conservation laws of partial differential equations Part II: General treatment
• A Basis of Conservation Laws for Partial Differential Equations

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