On High Order Barycentric Root-Finding Methods

Autores

  • Mario Meireles Graça Instituto Superior Técnico, Universidade de Lisboa, Portugal
  • Pedro Miguel Lima Instituto Superior Técnico de Lisboa, Portugal

DOI:

https://doi.org/10.5540/tema.2016.017.03.0321

Palavras-chave:

Order of convergence, Newton's method, Newton-barycentric map, nonlinear equations.

Resumo

To approximate a simple root of a real function f we construct a family of iterative maps, which we call Newton-barycentric functions, and analyse their convergence order. The performance of the resulting methods is illustrated by means of numerical examples. 

Biografia do Autor

Pedro Miguel Lima, Instituto Superior Técnico de Lisboa, Portugal

Dep. Mathematics, Assoc. Professor

Referências

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Publicado

2016-12-20

Como Citar

Graça, M. M., & Lima, P. M. (2016). On High Order Barycentric Root-Finding Methods. Trends in Computational and Applied Mathematics, 17(3), 321. https://doi.org/10.5540/tema.2016.017.03.0321

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Artigo Original