Physics – Mathematical Physics
Scientific paper
2010-09-21
Physics
Mathematical Physics
35 pages
Scientific paper
We study the nonhomogeneous boundary value problem for Navier--Stokes equations of steady motion of a viscous incompressible fluid in a two--dimensional bounded multiply connected domain $\Omega=\Omega_1\setminus\bar{\Omega}_2, \;\bar\Omega_2\subset \Omega_1$. We prove that this problem has a solution if the flux $\F$ of the boundary value through $\partial\Omega_2$ is nonnegative. The proof of the main result uses the Bernoulli law for a weak solution to the Euler equations and the one-side maximum principle for the total head pressure corresponding to this solution.
Korobkov Mikhail V.
Pileckas Konstantin
Russo Remigio
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