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Lattice theory and flows of ideal incompressible fluid. (English) Zbl 0874.35096
Summary: A new formulation of the variational principle for stationary flows of an ideal incompressible fluid is given. The corresponding classification of stationary flows and certain examples are considered.

MSC:
35Q35 PDEs in connection with fluid mechanics
76B99 Incompressible inviscid fluids
58E30 Variational principles in infinite-dimensional spaces
49S05 Variational principles of physics (should also be assigned at least one other classification number in Section 49-XX)
76M30 Variational methods applied to problems in fluid mechanics
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