Convergence of Newton's method under Vertgeim conditions: new extensions using restricted convergence domains
- I. K. Argyros 2
- J.A. Ezquerro 1
- M.A. Hernández-Verón 1
- A. A. Magreñán 1
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1
Universidad de La Rioja
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2
Cameron University
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Argitaletxea: CMMSE
ISBN: 978-84-608-6082-2
Argitalpen urtea: 2016
Orrialdeak: 114-117
Biltzarra: 16th International Conference on Computational and Mathematical Methods in Science and Engineering CMMSE 2016 (16º. 2016. Rota, Cádiz)
Mota: Biltzar ekarpena
beta Ver similares en nube de resultadosLaburpena
We present new sufficient convergence conditions for the semilocal convergence ofNewton’s method to a locally unique solution of a nonlinear equation in a Banach space.We use H¨older and center H¨older conditions, instead of just H¨older conditions, for thefirst derivative of the operator involved in the convergence study. The new convergenceconditions are weaker than others required in earlier studies.