Bifurcations of invariant manifolds of differential equations and normal forms in neighborhoods of elliptic curves V. I. Arnol'd OriginalPaper Pages: 249 - 259
Fractional powers of operators and Hamiltonian systems I. M. Gel'fandL. A. Dikii OriginalPaper Pages: 259 - 273
Poisson brackets and the kernel of the variational derivative in the formal calculus of variations I. M. Gel'fandYu. I. ManinM. A. Shubin OriginalPaper Pages: 274 - 278
Entire functions of Cartwright class with irregular behavior V. E. Katsnel'son OriginalPaper Pages: 278 - 286
Interpolation theorems resulting from an inequality of Grothendieck V. I. Ovchinnikov OriginalPaper Pages: 287 - 294
The topological type of nonsingular surfaces in RP3 of degree four V. M. Kharlamov OriginalPaper Pages: 295 - 305
The completeness of eigenfunctions and associated functions of an ordinary differential operator with irregular-separated boundary conditions A. A. Shkalikov OriginalPaper Pages: 305 - 316
Orbital equivalence of singular points of vector fields on the plane R. I. Bogdanov OriginalPaper Pages: 316 - 317
The parametrix of the Cauchy problem for hyperbolic operators with characteristics of variable multiplicity M. D. Bronshtein OriginalPaper Pages: 318 - 320
Groups of isometries containing reflections M. G. ZaidenbergA. I. Skorik OriginalPaper Pages: 322 - 323
An estimate for the resolvent of an elliptic differential operator V. B. Lidskii OriginalPaper Pages: 324 - 325
Disturbances of the differentiation operator in a finite, a semi-infinite, and an infinite interval M. M. Malamud OriginalPaper Pages: 326 - 327
Note on the integration of Euler's equations of the dynamics of an n-dimensional rigid body S. V. Manakov OriginalPaper Pages: 328 - 329
The first variation and the associated problem in optimal control theory V. I. PlotnikovV. I. Sumin OriginalPaper Pages: 330 - 332