Vol. 26 No. 1 (2020)

Articles

• Full indefinite Stieltjes moment problem and Padé approximants

  V. A. Derkach, I. Kovalyov

  1-26

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• Entropy functionals and their extremal values for solving the Stieltjes matrix moment problem

  Yu. M. Dyukarev

  27-38

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• Selfadjoint extensions of relations whose domain and range are orthogonal

  S. Hassi, J. Ph. Labrousse, H. de Snoo

  39-62

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• Upper semi-Fredholm and Kato spectrum of an $\alpha$-times integrated semigroup

  H. Boua

  63-67

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• On the existence of a global diffeomorphism between Fréchet spaces

  K. Eftekharinasab

  68-75

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• Eigenvalues of Schrödinger operators near thresholds: two term approximation

  Yu. Golovaty

  76-87

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• Automorphisms of Kronrod-Reeb graphs of Morse functions on 2-torus

  A. Kravchenko, B. Feshchenko

  88-96

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