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双曲空间中几乎渐近非扩张型映象不动点的收敛性定理
Convergence theorems of fixed points for nearly asymptotically nonexpansive mappings in hyperbolic spaces
【摘要】 介绍了一个改进的逼近几乎Lipschitzian连续映象不动点的SP-迭代方法,在双曲空间中建立了关于几乎渐近非扩张映象不动点的Δ-收敛性定理,并在映象T具有半紧性的条件下证明了相应的SP-迭代序列强收敛到映象T的某个不动点.
【Abstract】 A modified SP-iteration process is introduced to approximate a fixed point of a nearly Lipschitzian mapping.The Δ-convergence theorem of a nearly asymptotically nonexpansive mapping is established in hyperboloic spaces.Moreover,the strong convergence theorems of the SP-iterative sequences are proved under the conditions of demicompactness defined on mapping T.
【关键词】 几乎渐近非扩张映象;
SP-迭代;
不动点;
Δ-收敛;
双曲空间;
【Key words】 Nearly asymptotically nonexpansive mapping; SP-iteration method; Fixed point; Δ-convergence; Hyperboloic space;
【Key words】 Nearly asymptotically nonexpansive mapping; SP-iteration method; Fixed point; Δ-convergence; Hyperboloic space;
【基金】 国家自然科学基金(11471059);重庆市前沿与应用基础研究(cstc2016jcyjA0101);重庆市教委科技研究(KJ1500623,KJ1500634)
- 【文献出处】 云南大学学报(自然科学版) ,Journal of Yunnan University(Natural Sciences Edition) , 编辑部邮箱 ,2017年02期
- 【分类号】O177.91
- 【下载频次】29