A Lagrangian for Eulerian fluid mechanics
- 8 June 1982
- journal article
- Published by The Royal Society in Proceedings of the Royal Society of London. Series A. Mathematical and Physical Sciences
- Vol. 381 (1781), 263-274
- https://doi.org/10.1098/rspa.1982.0070
Abstract
Equations of motion of inviscid non-barotropic fluids are derived from a Lagrangian th at incorporates local conservation of mass, entropy, circulation and potential vorticity. A sufficient condition for stability is obtained by minimizing the potential terms.Keywords
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