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Discrete spectra criteria for certain classes of singular diffferential and difference operators

The result's identifiers

  • Result code in IS VaVaI

    <a href="https://www.isvavai.cz/riv?ss=detail&h=RIV%2F00216224%3A14310%2F01%3A00008165" target="_blank" >RIV/00216224:14310/01:00008165 - isvavai.cz</a>

  • Result on the web

  • DOI - Digital Object Identifier

Alternative languages

  • Result language

    angličtina

  • Original language name

    Discrete spectra criteria for certain classes of singular diffferential and difference operators

  • Original language description

    In this paper we consider singular differential and difference operators of the form <center> m(y) = (-1)<sup>n</sup>/w(t) (r(t)y<sup>(n)</sup>)<sup>(n)</sup> and b(y)<sub>k+n</sub> = (-1)<sup>n</sup>/w<sub>k</sub> Delta<sup>n</sup> (r<sub>k</sub> Delta<sup>n</sup> y<sub>k</sub>) , </center> as well as their full-term analogies. We establish criteria for discreteness and boudnedness bellow of their spectrum -- property BD. Difference operators are studied as the discrete counterparts of the continuousones.

  • Czech name

    Discrete spectra criteria for certain classes of singular diffferential and difference operators

  • Czech description

    In this paper we consider singular differential and difference operators of the form <center> m(y) = (-1)<sup>n</sup>/w(t) (r(t)y<sup>(n)</sup>)<sup>(n)</sup> and b(y)<sub>k+n</sub> = (-1)<sup>n</sup>/w<sub>k</sub> Delta<sup>n</sup> (r<sub>k</sub> Delta<sup>n</sup> y<sub>k</sub>) , </center> as well as their full-term analogies. We establish criteria for discreteness and boudnedness bellow of their spectrum -- property BD. Difference operators are studied as the discrete counterparts of the continuousones.

Classification

  • Type

    J<sub>x</sub> - Unclassified - Peer-reviewed scientific article (Jimp, Jsc and Jost)

  • CEP classification

    BA - General mathematics

  • OECD FORD branch

Result continuities

  • Project

    Result was created during the realization of more than one project. More information in the Projects tab.

  • Continuities

    P - Projekt vyzkumu a vyvoje financovany z verejnych zdroju (s odkazem do CEP)

Others

  • Publication year

    2001

  • Confidentiality

    S - Úplné a pravdivé údaje o projektu nepodléhají ochraně podle zvláštních právních předpisů

Data specific for result type

  • Name of the periodical

    Computers & mathematics with applications

  • ISSN

    0097-4943

  • e-ISSN

  • Volume of the periodical

    42

  • Issue of the periodical within the volume

    3-5

  • Country of publishing house

    US - UNITED STATES

  • Number of pages

    12

  • Pages from-to

    465-476

  • UT code for WoS article

  • EID of the result in the Scopus database