Nonlinear versions of Korovkin's abstract theorems

被引:9
|
作者
Gal, Sorin G. [1 ]
Niculescu, Constantin P. [2 ]
机构
[1] Univ Oradea, Dept Math & Comp Sci, Univ St 1, Oradea 410087, Romania
[2] Univ Craiova, Dept Math, Craiova 200585, Romania
关键词
Choquet' integral; Korovkin theorem; Weak additivity; Monotone operator; Sublinear operator; (locally) compact metric space;
D O I
10.1007/s13398-021-01187-0
中图分类号
O1 [数学];
学科分类号
0701 ; 070101 ;
摘要
In this paper we prove Korovkin type theorems for sequences of sublinear, monotone and weak additive operators acting on function spaces C(X), where X is a compact or a locally compact metric space. Our results are illustrated by a series of examples.
引用
收藏
页数:17
相关论文
共 50 条
  • [31] Korovkin theorems on weighted spaces: revisited
    Atlihan, Ozlem Girgin
    Unver, Mehmet
    Duman, Oktay
    [J]. PERIODICA MATHEMATICA HUNGARICA, 2017, 75 (02) : 201 - 209
  • [32] Korovkin-type theorems and applications
    Mahmudov, Nazim I.
    [J]. CENTRAL EUROPEAN JOURNAL OF MATHEMATICS, 2009, 7 (02): : 348 - 356
  • [33] KOROVKIN THEOREMS IN LP-SPACES
    DONNER, K
    [J]. JOURNAL OF FUNCTIONAL ANALYSIS, 1981, 42 (01) : 12 - 28
  • [34] A Korovkin theorem for Abstract Lebesgue spaces
    Renaud, P
    [J]. JOURNAL OF APPROXIMATION THEORY, 2000, 102 (01) : 13 - 20
  • [35] An abstract version of the Korovkin approximation theorem
    Duman, Oktay
    Orhan, Cihan
    [J]. PUBLICATIONES MATHEMATICAE-DEBRECEN, 2006, 69 (1-2): : 33 - 46
  • [36] Korovkin theorems on weighted spaces: revisited
    Özlem Girgin Atlihan
    Mehmet Ünver
    Oktay Duman
    [J]. Periodica Mathematica Hungarica, 2017, 75 : 201 - 209
  • [37] On complemented versions of James's distortion theorems
    Johnson, William B.
    Randrianantoanina, Narcisse
    [J]. PROCEEDINGS OF THE AMERICAN MATHEMATICAL SOCIETY, 2007, 135 (09) : 2751 - 2757
  • [38] ON QUALITATIVE KOROVKIN THEOREMS WITH A-DISTANCE
    FERNANDEZ, JL
    [J]. LECTURE NOTES IN MATHEMATICS, 1988, 1354 : 136 - 139
  • [39] Abstract extrapolation theorems for absolutely summing nonlinear operators
    Botelho, G.
    Pellegrino, D.
    Santos, J.
    Seoane-Sepulveda, J. B.
    [J]. JOURNAL OF MATHEMATICAL ANALYSIS AND APPLICATIONS, 2015, 421 (01) : 730 - 746
  • [40] THEOREMS OF KOROVKIN TYPE FOR ADAPTED SPACES
    BAUER, H
    [J]. ANNALES DE L INSTITUT FOURIER, 1973, 23 (04) : 245 - 260