1. Preface

   EditorialNotes Pages: I - I

2. Problem of focusing and the asymptotics of the spectral function of the Laplace-Beltrami operator. I

   • V. M. Babich
   • B. M. Levitan

   OriginalPaper Pages: 995 - 1006

3. Explicit solution of the inverse kinematic problem in the non-Herglotz case

   • G. Ya. Beil'kin

   OriginalPaper Pages: 1007 - 1014

4. Inverse problem of the scattering of plane waves for a class of layered media

   • M. I. Belishev

   OriginalPaper Pages: 1014 - 1031

5. Asymptotic behavior of sums of the type\(\sum\limits_{\kappa = m}^{n - 1} {\exp } (i\omega \sqrt {n\kappa } )\) as n, m → ∞

   • M. V. Buslaeva

   OriginalPaper Pages: 1032 - 1035

6. Diffraction of short waves by a segment

   • N. S. Grigor'eva

   OriginalPaper Pages: 1036 - 1056

7. Behavior of the roots of the equationw′₁(z)+бw₁(z)=0

   • A. P. Kachalov

   OriginalPaper Pages: 1056 - 1059

8. Algorithm for computing the mechanical impedances of reinforcing ribs of various shapes

   • T. S. Kravtsova

   OriginalPaper Pages: 1060 - 1072

9. Boundary conditions on curves for the three-dimensional Laplace operator

   • Ya. V. Kurylev

   OriginalPaper Pages: 1072 - 1082

10. A shortwave source near a smooth, convex hypersurface and the spectral function of the Laplace operator on a Riemannian manifold

    • Ya. V. Kurylev

    OriginalPaper Pages: 1082 - 1086

11. Problem of the scattering of nonstationary waves by a one-dimensional obstacle

    • K. K. Lavrent'ev

    OriginalPaper Pages: 1087 - 1089

12. Local degeneration of waves in a thin waveguide

    • I. A. Molotkov
    • A. S. Starkov

    OriginalPaper Pages: 1090 - 1098

13. Wave propagation in, layered, transversally isotropic, elastic media

    • L. A. Molotkov
    • U. Baimagambetov

    OriginalPaper Pages: 1098 - 1115

14. An approach to solving problems in the case of annular, asymmetric regions

    • B. G. Nikolaev

    OriginalPaper Pages: 1115 - 1121

15. Examples of exactly solvable scattering problems for the parabolic equation of diffraction theory

    • M. M. Popov

    OriginalPaper Pages: 1121 - 1135

16. Whispering gallery waves in a neighborhood of a flat point of a concave boundary

    • M. M. Popov
    • I. Pshenchik

    OriginalPaper Pages: 1136 - 1142

17. Numerical analysis of the asymptotic formulas for the wave field reflected from a cylindrical surface with arbitrary maximal curvature

    • V. N. Tarasov

    OriginalPaper Pages: 1143 - 1149

18. Asymptotics of solutions of a differential equation of second order with two turning points and a complex parameter. II

    • Z. A. Yanson

    OriginalPaper Pages: 1150 - 1170