On a non-classical boundary value problem for the Helmholtz equation
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A boundary value problem for the Helmholtz equation in the unit ball, having high-order normal derivatives in the boundary conditions is considered. The theorem of necessary and sufficient solvability conditions of this problem is proved.
Helmholtz equation, generalized neumann problem, eigenvalues, normal derivatives
Короткий адрес: https://sciup.org/147158820
IDR: 147158820
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