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  1. 2020

  2. On C-reflection of harmonic functions and C m-approximation by harmonic polynomials

    Paramonov, P. V. & Fedorovskiy, K. Y., Aug 2020, In: Sbornik Mathematics. 211, 8, p. 1159-1170 12 p.

    Research output: Contribution to journal › Article › peer-review

  3. A Banach Lattice Having the Approximation Property, but not Having the Bounded Approximation Property

    Reinov, O. I., 1 Jul 2020, In: Mathematical Notes. 108, 1-2, p. 243-249 7 p.

    Research output: Contribution to journal › Article › peer-review

  4. Approximation by Entire Functions on a Countable Set of Continua

    Shirokov, N. A. & Silvanovich, O. V., 1 Jul 2020, In: Vestnik St. Petersburg University: Mathematics. 53, 3, p. 329-335 7 p.

    Research output: Contribution to journal › Article › peer-review

  5. On Zd-symmetry of spectra of some nuclear operators

    Reinov, O. I., 1 Jul 2020, Analysis as a Tool in Mathematical Physics: In Memory of Boris Pavlov. P.Kurasov, A.Laptev, S.Naboko & B.Simon (eds.). Birkhäuser, Cham: Springer Nature, p. 554-569 16 p. (Operator Theory: Advances and Applications; vol. 276).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

  6. Optimal Subspaces for Mean Square Approximation of Classes of Differentiable Functions on a Segment

    Vinogradov, O. L. & Ulitskaya, A. Y., 1 Jul 2020, In: Vestnik St. Petersburg University: Mathematics. 53, 3, p. 270-281 12 p.

    Research output: Contribution to journal › Article › peer-review

  7. Банахова решетка со свойством аппроксимации, не обладающая свойством ограниченной аппроксимации

    Рейнов, О. И., Jul 2020, In: МАТЕМАТИЧЕСКИЕ ЗАМЕТКИ. 108, 2, p. 252-259 8 p.

    Research output: Contribution to journal › Article › peer-review

  8. Klein Sail and Diophantine Approximation of a Vector

    Lodkin, A. A., 1 Jun 2020, In: Journal of Mathematical Sciences. 247, 5, p. 680-687 8 p.

    Research output: Contribution to journal › Article › peer-review

  9. Invariants for Laplacians on periodic graphs

    Korotyaev, E. & Saburova, N., Jun 2020, In: Mathematische Annalen. 377, 1-2, p. 723-758 36 p.

    Research output: Contribution to journal › Article › peer-review

  10. Functions of noncommuting operators under perturbation of class Sp

    Aleksandrov, A. B. & Peller, V. V., 1 May 2020, In: Mathematische Nachrichten. 293, 5, p. 847-860 14 p.

    Research output: Contribution to journal › Article › peer-review

  11. Non-Commutative Graphs in the Fock Space over One-Particle Hilbert Space

    Amosov, G. G. & Mokeev, A. S., Apr 2020, In: Lobachevskii Journal of Mathematics. 41, 4, p. 592-596 5 p.

    Research output: Contribution to journal › Article › peer-review

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