## Mathematics of the USSR.: Sbornik, Volume 65 |

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### Contents

B Yu Sternin and V E Shatalov Asymptotics of solutions of differential equa | 385 |

A N Kholodov The umbral calculus on multivalued formal groups and Adams | 423 |

S S Platonov Invariant subspaces in certain function spaces on ndimensional | 439 |

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### Common terms and phrases

analogous arbitrary assertion assume assumption asymptotic boundary Carleson measure coefficients coincides compact compute condition consider constant continuous converges coordinates Corollary corresponding curve defined definition denote depend differential equations Dirichlet problem domain eigenvalues elements English transl equal equivariant estimate Euclidean space exists finite follows formula G-space Gorenstein group G hence holds homogeneous homomorphism immersion implies inequality integral invariant subspace inverse irreducible isomorphism lattice Lemma lemma is proved Lie algebra linear Lyapunov exponents manifold Math Mathematical Mathematics Subject Classification matrix maximal measure metric module Moscow Nauk neighborhood nilpotent norm notation observable subgroup obtain operator orthogonal parameter polynomial proof of Theorem properties Proposition representation respect Riemann problem right-hand side satisfies selfadjoint semigroup sequence singularities solution solvable space sufficiently Suppose Theorem topological umbral calculus variables variety vector bundle vector fields vector-valued function zero