1. On immersions ofn-dimensional Lobachevskií space in 2n-dimensional Euclidean space withn principal direction fields

   • Yu. A. Aminov

   OriginalPaper Pages: 1 - 5

2. On complete parabolic surfaces

   • A. A. Borisenko

   OriginalPaper Pages: 6 - 14

3. An estimate for the region of regularity of solutions of certain nonlinear differential inequalities

   • A. B. Brys'ev

   OriginalPaper Pages: 15 - 17

4. On the geodesic curvature of an integral curve of a two-dimensional pfaffian manifold inE ₄

   • N. I. Glova

   OriginalPaper Pages: 18 - 21

5. Realization of nets of convex polyhedra with equiangular vertices. 3

   • A. M. Gurin

   OriginalPaper Pages: 22 - 35

6. Special conformal mappings in the general theory of relativity

   • V. I. Denisov

   OriginalPaper Pages: 36 - 40

7. Stability in Aleksandrov's problem for a convex body, one of whose projections is a ball

   • V. I. Diskant

   OriginalPaper Pages: 41 - 49

8. General metric spaces of linear elements of first lacunarity

   • A. I. Egorov
   • L. I. Egorova

   OriginalPaper Pages: 50 - 55

9. On the general equation of an algebraic surface having the symmetry group of the polyhedron 4₂₁

   • V. F. Ignatenko

   OriginalPaper Pages: 56 - 58

10. Families of equidistant lines on surfaces of revolution

    • V. R. Kovalyukh

    OriginalPaper Pages: 59 - 60

11. Estimates of the asphericity of sections of convex bodies

    • V. V. Makeev

    OriginalPaper Pages: 61 - 62

12. Addendum to the paper “on a theorem of Miranda”

    • A. I. Medyanik

    OriginalPaper Pages: 63 - 65

13. On rigidity and analytic inflexibility of surfaces of negative Gaussian curvature under a given direction of displacement of boundary points

    • V. I. Mikhailovskií

    OriginalPaper Pages: 66 - 71

14. A sufficient condition for a point to be of swallowtail type on the envelope of a one-parameter family of surfaces

    • V. V. Mozharskií

    OriginalPaper Pages: 72 - 76

15. On semisymmetric spaces of the first affine class

    • É. D. Oboznaya

    OriginalPaper Pages: 77 - 82

16. On the volume of certain manifolds with closed geodesics

    • A. G. Reznikov

    OriginalPaper Pages: 83 - 86

17. The characterization of totally geodesic submanifolds ofS ^m andCP ^m

    • V. Yu. Rovenskií

    OriginalPaper Pages: 87 - 94

18. Basis invariants of finite primitive groups generated by reflections in four-dimensional unitary space

    • O. I. Rudnitskií

    OriginalPaper Pages: 95 - 99

19. The solution of the Cauchy problem of constructing an integral hypersurface of a first-order partial differential equation

    • L. N. Sergienko

    OriginalPaper Pages: 100 - 102

20. On the visibility axiom for a two-dimensional Hadamard manifold

    • S. A. Shcherbakov

    OriginalPaper Pages: 103 - 107

21. The curvature of the Sasaki metric of tangent sphere bundles

    • A. L. Yampol'skií

    OriginalPaper Pages: 108 - 117