A couple of catch-ups for the modified unit-circle zero location test

Yuval Bistritz*

*Corresponding author for this work

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

The unit-circle zero location test proposed by the author several decades ago has been improved to integrate nonessential singularities and received a version that remains faction-free for (real or Gaussian) integer polynomials with any singularity profile. In this paper we complement a modified form of the same test, proposed about a decade later, with a corresponding recursion that is not hampered by non-essential singularities and with a corresponding equally general integer preserving version.

Original languageEnglish
Title of host publicationProceedings - 2023 25th International Symposium on Symbolic and Numeric Algorithms for Scientific Computing, SYNASC 2023
EditorsSorin Stratulat, Mircea Marin, Viorel Negru, Daniela Zaharie
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages52-59
Number of pages8
ISBN (Electronic)9798350394122
DOIs
StatePublished - 2023
Event25th International Symposium on Symbolic and Numeric Algorithms for Scientific Computing, SYNASC 2023 - Nancy, France
Duration: 11 Sep 202314 Sep 2023

Publication series

NameProceedings - 2023 25th International Symposium on Symbolic and Numeric Algorithms for Scientific Computing, SYNASC 2023

Conference

Conference25th International Symposium on Symbolic and Numeric Algorithms for Scientific Computing, SYNASC 2023
Country/TerritoryFrance
CityNancy
Period11/09/2314/09/23

Keywords

  • fraction-free algorithms
  • integer-preserving algorithms
  • The Bistritz test
  • the Schur-Cohn problem
  • the unit-circle zero location problem

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