On the asymptotic behaviour of the zeros of the solutions of a functional-differential equation with rescaling

Gregory Derfel*, Peter J. Grabner, Robert F. Tichy

*Corresponding author for this work

Research output: Chapter in Book/Report/Conference proceedingChapterpeer-review


We study the asymptotic behaviour of the solutions of a functionaldifferential equation with rescaling, the so-called pantograph equation. From this we derive asymptotic information about the zeros of these solutions.

Original languageEnglish
Title of host publicationIndefinite Inner Product Spaces, Schur Analysis, and Differential Equations
Subtitle of host publicationA Volume Dedicated to Heinz Langer
EditorsD. Alpay, B. Kirstein
Place of PublicationCham
Number of pages15
ISBN (Electronic)978-3-319-68849-7
ISBN (Print)978-3-319-68848-0
Publication statusPublished - 2018

Publication series

NameOperator Theory: Advances and Applications
ISSN (Print)0255-0156
ISSN (Electronic)2296-4878


  • Functional differential equation
  • Zeros

ASJC Scopus subject areas

  • Analysis

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