A nonstationary iterative second-order method for solving nonlinear equations

Tamara Kogan, Luba Sapir, Amir Sapir

Research output: Contribution to journalArticlepeer-review

9 Scopus citations

Abstract

This paper presents a new nonstationary iterative method of second order for solving nonlinear equations, that does not require the use of any derivatives. For algebraic equations our method coincides with Newton's method, from a certain step of iteration on. Due to the methodology of Ostrowski [8], the efficiency index of our process equals 2, which is higher than the efficiency indices of classical iterative methods, such as Newton's process and the secant method, to mention just a few.

Original languageEnglish
Pages (from-to)75-82
Number of pages8
JournalApplied Mathematics and Computation
Volume188
Issue number1
DOIs
StatePublished - 1 May 2007

Keywords

  • Efficiency index
  • Function evaluations
  • Iterative methods
  • Order of convergence

ASJC Scopus subject areas

  • Computational Mathematics
  • Applied Mathematics

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