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Extremal problems for Blaschke products and widths

  • O. G. Parfenov
Conference paper
Part of the Lecture Notes in Mathematics book series (LNM, volume 1550)

Keywords

Extremal Problem Blaschke Product Embedding Operator Singular Number Compact Linear Operator 
These keywords were added by machine and not by the authors. This process is experimental and the keywords may be updated as the learning algorithm improves.

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References

  1. [1]
    S. Fisher and C. Micchelli, The n-widths of sets of analytic functions, Duke Math.J. 47 no. 4 (1980), pp. 789–801.MathSciNetCrossRefzbMATHGoogle Scholar
  2. [2]
    J.E. Andersson, Optimal quadrature H p-functions, Matem.Zametki 172 no. 1 (1980), pp. 55–62. (In Russian)zbMATHGoogle Scholar
  3. [3]
    O.G. Parfenov, Gelfand n-widths of the unit ball of H p in weighted spaces, Matem.Zametki 37 no. 2 (1985), pp. 171–175. (In Russian)MathSciNetGoogle Scholar
  4. [4]
    A. Pietsch, Operatorenidealen, Berlin, VEB, 1978.Google Scholar
  5. [5]
    O.G. Parfenov, The estimates of singular numbers of the Carleson embedding operator, Matem.Sbornik 131(173) no. 4(2) (1986), pp. 501–518. (In Russian)MathSciNetGoogle Scholar
  6. [6]
    V.D. Erochin, Best linear approximation of functions having analytic continuation from given continuum onto given domain, Uspechi Math. Nauk 23 no. 1(139) (1968), pp. 91–133. (In Russian)Google Scholar

Copyright information

© The Euler International Mathematical Institute 1993

Authors and Affiliations

  • O. G. Parfenov
    • 1
    • 2
  1. 1.St. Petersburg UniversitySt. PetersburgRussia
  2. 2.St. Petergof

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