The complex exponent of a singularity does not change along strataµ = const A. N. Varchenko OriginalPaper Pages: 1 - 9
Manifolds of polynomials having a root of fixed multiplicity, and the generalized newton equation A. B. Givental’ OriginalPaper Pages: 10 - 14
Rational solutions for the equation of commutation of differential operators P. G. Grinevich OriginalPaper Pages: 15 - 19
Spectral theory of commuting operators of rank two with periodic coefficients S. P. NovikovP. G. Grinevich OriginalPaper Pages: 19 - 20
Real two-zone solutions of the sine-Gordon equation B. A. DubrovinS. M. Natanzon OriginalPaper Pages: 21 - 33
Singularities of the boundary of the stability domain L. V. Levantovskii OriginalPaper Pages: 34 - 37
Triangular representations of operators with unitary spectrum N. I. BaranovM. S. Brodskii Brief Communications Pages: 45 - 46
Interpolation of quasilinear operators and inequalities for entire functions in symmetric spaces M. Z. Berkolaiko Brief Communications Pages: 47 - 48
Existence of surface conditions for nonclassical self-adjoint extensions of the Laplace operator M. M. Gekhtman Brief Communications Pages: 49 - 51
One description of the self-dual solutions of the Einstein equation with a cosmological term S. G. Gindikin Brief Communications Pages: 51 - 53
Fast decreasing functions and characters of real algebraic groups V. A. Ginzburg Brief Communications Pages: 53 - 55
Almost-invariant properties of analytic operator families Yu. P. Ginzburg Brief Communications Pages: 55 - 56
Spectrum, adjoining the real axis, in a problem of elasticity theory A. M. Gomilko Brief Communications Pages: 57 - 58
Classification of evolution equations by conservation laws O. V. Kaptsov Brief Communications Pages: 59 - 61
Description of regular extensions of Hermitian operators A. V. Kuzhel’L. I. Rudenko Brief Communications Pages: 61 - 62
Irreducible representations of Lie superalgebras of vector fields and invariant differential operators D. A. Leites Brief Communications Pages: 62 - 64
Null-geodesics of complex Einstein spaces Yu. I. ManinI. B. Penkov Brief Communications Pages: 64 - 66
Integration of the nonlinear two-dimensional spatial Schrodinger equation by the inverse-problem method L. P. NizhnikM. D. Pochinaiko Brief Communications Pages: 66 - 69
Normal oscillations of a viscous liquid partly filling an elastic vessel M. B. Orazov Brief Communications Pages: 69 - 70
A class of hardy-type spaces of operator-valued functions V. S. Pilidi Brief Communications Pages: 71 - 72
Quantum and classical lattices for two-dimensional principal Chiral fields I. V. Cherednik Brief Communications Pages: 75 - 76