Includes bibliographical references.

Transformative semigroups of transformations /; Limits for the characteristic roots of a matrix (I) /; Irreducible representations of the discrete group L (2,P) which are unitary in an indefinite metric /; Decomposition of a direct product of irreducible representations of a semisimple lie algebra into a direct sum of irreducible representations /; Clebsch-Gordan coefficients for the unitary, orthogonal and symplectic groups and Clebsch-Gordan series for the unitary group /; On Hankel and Toeplitz matrices and signatures of Toeplitz forms /; Continuation of Toeplitz forms preserving the number of their positive squares /; On the integral manifold of a nonlinear system in a Hilbert space /; Baire functions in the spaces of countable composition /; Approximation on the entire real axis to two functions conjugate in the sense of M. Riesz by means of integral operators of a special type /; Plurisubharmonic functions in tubular radial domains /; On distances between finite-dimensional analogues of _p spaces /; On an orthonormal system and its applications / B. M. Sain; Geng Ji (Keng Chi) [G. Gun]; R. S. Ismagilov; A. U. Klimyk; A. U. Klimyk; I. S. Iohvidov; I. S. Iohvidov; Ju. A. Mitropolskii and O. B. Lykova; V. E. Sneidek; B. L. Golinskii; V. S. Vladimirov; V. I. Gurarii, M. I. Kadec and V. I. Macaev; A. M. Olevskii