Decay of a Fluid Flow in a Weakly Permeable Domain
Eduard Marušić‐Paloka, S. Marušić · ZAMM ‐ Journal of Applied Mathematics and Mechanics / Zeitschrift für Angewandte Mathematik und Mechanik · 1999
We prove the exponential decay of the velocity and the pressure for a fluid flow in a weakly permeable domain Ωε (e.g. narrow channel). The value of the velocity is prescribed on some portion of the boundary Sε such that it has a zero normal flux on each connex part of Sε.