A connection between the shallow-water equations and the Euler-Poincaré equations
Roberto Camassa, Long Lee
Abstract
Open-access reader
Roberto Camassa, Long Lee
Abstract
Open-access reader
The Euler-Poincaré differential (EPDiff) equations and the shallow water (SW) equations share similar wave characteristics. Using the Hamiltonian structure of the SW equations with flat bottom topography, we establish a connection between the EPDiff equations and the SW equations in one and multi-dimensions. Additionally, we show that the EPDiff equations can be recast in a curl formulation.
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The Euler-Poincaré differential (EPDiff) equations and the shallow water (SW) equations share similar wave characteristics. Using the Hamiltonian structure of the SW equations with flat bottom topography, we establish a connection between the EPDiff equations and the SW equations in one and multi-dimensions. Additionally, we show that the EPDiff equations can be recast in a curl formulation.
Key concepts: Euler equations, Shallow water equations, Connection (principal bundle), Independent equation, Mathematics, Semi-implicit Euler method, Simultaneous equations, Mathematical analysis