Eigenvalues of the time—dependent fluid flow problem I
Elsayed M. E. Zayed, Elsayed F. Elshehawey · International Journal of Mathematics and Mathematical Sciences · 1988
The direct and inverse boundary value problems for the linear unsteady viscous fluid flow through a closed conduit of a circular annular cross‐section Ω with arbitrary time‐dependent pressure gradient under the third boundary conditions have been investigated.