Vol 18 No 6 (1966) | Ukrains’kyi Matematychnyi Zhurnal

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Published: 27.10.1966

Anniversaries

Pavel Feodosyevich Filchakov (on his fiftieth birthday)

97-101
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Research articles

Problem of eigenvalues with a parameter under boundary value conditions for elliptical equations degenerating on part of the region boundary

A. N. Komarenkо

3-11
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Direct and inverse V. A. Markov problem in a complex region. II

V. D. Koromyslichenko

12-25
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On the regular approximation of the solutions of complex elliptical equations of any order

E. M. Saak

26-40
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On the reducibility of a system of ordinary differential equations in the vicinity of a smooth integral manifold

A. M. Samoilenko

41-64
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On the strong solvability of Tricomi’s problem

N. G. Sorokina

65-77
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On the continuity of some conformal invariants

P. M. Tamrazov

78-84
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On the asymptotic solution of a system of partial linear differential equations

N. I. Shkіl

85-96
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Short communications

Approximate solution of integral equations with delayed argument by Y. D. Sokolov’s method

M. M. Gal

102-107
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On the representation of the vacuum mean of field operators in a space with an indefinite metrics

V. I. Gorbachuk, M. L. Gorbachuk

108-111
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On the graph groups of groups of automorphisms of finite graphs

E. G. Davуdоv

111-115
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Two proofs of Cauchy’s Inequality between the arithmetical and geometrical means of a system of non-negative numbers

V. K. Dzyadyk

115-116
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On the stability and instability of solutions of linear differential equations of the $n$th order with periodic coefficients

К. V. Zadiraka, G. A. Lоs

117-122
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On the minimization of the number of arithmetical operation with one transformation of matrices

V. V. Klyuev, N. I. Kоkоvkіn-Shcherbak

122-128
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On an analytical consequence of the condition of unitariness

O. S. Parasyuk

128-129
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Mutual arrangement of subspaces in a finitely meric unitary space

Kh. M. Khavidі

130-134
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On a realization of Newton’s method on a digital computer

V. E. Shamansky

135-140
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Index

Alphabetic index of vol. XVIII

141-144
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