Mathematics – Analysis of PDEs
Scientific paper
2011-04-06
Mathematics
Analysis of PDEs
Scientific paper
We consider the FENE dumbbell polymer model which is the coupling of the incompressible Navier-Stokes equations with the corresponding Fokker-Planck-Smoluchowski di ffusion equation. We show global well-posedness in the case of a 2D bounded domain. We assume in the general case that the initial velocity is sufficiently small and the initial probability density is sufficiently close to the equilibrium solution; moreover an additional condition on the coeffcients is imposed. In the corotational case, we only assume that the initial probability density is sufficiently close to the equilibrium solution.
Busuioc Adriana Valentina
Ciuperca Ionel Sorin
Iftimie Dragoş
Palade Liviu Iulian
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