Journal of approximation theory

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  Año 2013, Vol. 172, Número 1

  • An approximation theorem for non-decreasing functions on compact posets

    Fabien Besnard

    • Resumen
    • Texto completo

    págs. 1-3

    

  • On the relation between Darboux transformations and polynomial mappings

    Maxim S. Derevyagin

    • Resumen
    • Texto completo

    págs. 4-22

    

  • Characterizations of the elements of generalized Hölder�Zygmund spaces by means of their representation

    Damien Kreit, Samuel Nicolay

    • Resumen
    • Texto completo

    págs. 23-36

    

  • Ball proximinal and strongly ball proximinal hyperplanes

    Indumathi Vedarethinam, Nupur Prakash

    • Resumen
    • Texto completo

    págs. 37-46

    

  • On frame properties for Fourier-like systems

    Ole F. Christensen, Elnaz Osgooei

    • Resumen
    • Texto completo

    págs. 47-57

    

  • Estimates for continuity envelopes and approximation numbers of Bessel potentials

    Mikhail L. Goldman, Dorothee Haroske

    • Resumen
    • Texto completo

    págs. 58-85