Particle motion in vorticity-conserving, two-dimensional incompressible flows
- 1 September 1994
- journal article
- Published by AIP Publishing in Physics of Fluids
- Vol. 6 (9), 2875-2876
- https://doi.org/10.1063/1.868112
Abstract
It is shown that particle motion is integrable in any vorticity‐conserving, two‐dimensional incompressible flow if the vorticity is a differentiable function whose gradient never vanishes. More generally, the result is true if any Lagrangian invariant replaces the vorticity.Keywords
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