Indices of convexity and concavity. Application to Halley method

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作者：
Hernandez, M.A.
Salanova, M.A.
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来源：
Applied Mathematics and Computation (New York) | 1999年 / 103卷 / 01期
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摘要：
We define an index to measure the convexity of a convex function f at each point. We use this index to establish conditions on the convergence of the Halley method in the complex plane and in Banach spaces.
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页码：27 / 49
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