Convergence of a modified PRP conjugate gradient method with a new formula of step-size

ITALIAN JOURNAL OF PURE AND APPLIED MATHEMATICS（2023）

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摘要

We present in this paper the global convergence of a modified PRP (Polak-Ribiere-Polyak) conjugate gradient method suggested by Min and Jing [11], by using a new formula of step-size that combination by Wu [14], and by Sun and colleagues [3, 12]. Some numerical results are also presented.

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关键词

conjugate gradient methods, global convergence, PRP method, step-size, line search

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