Vol. 46 No. 1-2 (1994)

Published: 25.02.1994

Anniversaries

Mark Grigor'evich Krein

3–4
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Research articles

On M. G. Krein's papers in the theory of spaces with an indefinite metric

T. Ya. Azizov, Yu. P. Ginsburg, H. Langer

5–17
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On time dependent orthogonal polynomials on the unit circle

A. Ben-Artzi, I. C. Gohberg

18–36
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New aspects of Krein's extension theory

J. F. Brasche, V. D. Koshmanenko, H. Neidhardt

37–54
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Theory of self-adjoint extensions of symmetric operators. entire operators and boundary-value problems

V. I. Gorbachuk, M. L. Gorbachuk

55–62
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On M. G. Krein's contribution to the moment problem

A. A. Nudel'man

63–75
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M. G. Krein's ideas in the theory of orthogonal polynomials

B. P. Osilenker

76–86
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M. G. Krein's investigations in the theory of entire and meromorphic functions and their further development

I. V. Ostrovskii

87–99
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Szego-Kolmogorov-Krein theorems on weighted trigonometrical approximation and Carleman-type relations

V. A. Bart, V. P. Khavin

100–127
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On M. G. Krein's work in the theory of linear periodic Hamiltonian systems

V. A. Yakubovich

128–144
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