Well-posedness of a linear mixed problem on the supersonic flow around a wedge

1989 ◽  
Vol 29 (5) ◽  
pp. 726-734 ◽  
Author(s):  
A. M. Blokhin
Author(s):  
S. A. Aldashev

Oscillations of elastic membranes in 3D are modelled as degenerate multi-dimensional hyperbolic equations. For applied work, it is important to obtain explicit representations of solution of the studied boundary-value problems. This paper shows the unique solvability and obtains the explicit form of the classical solution of the mixed problem for degenerate multi-dimensional hyperbolic equations.


2009 ◽  
Vol 16 (4) ◽  
pp. 761-778
Author(s):  
Hacene Mecheri ◽  
Said Mesloub ◽  
Salim A. Messaoudi

Abstract In this work, we use a functional analysis approach to prove the well posedness of a mixed problem with a nonclassical condition for a viscoelastic equation with dissipation. The proof is mainly based on some a priori bounds and on some density arguments.


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