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Menger概率度量空间压缩映象的公共不动点定理

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在Menger概率度量空间中,研究一种新的压缩条件,在这个条件下得到一个新的弱相容映象对的耦合重合点和公共耦合不动点定理.定理的证明通过以下三步展开:第一步:构造并证明gxn和gyn是柯西序列;第二步:证明(x*,y*)是弱相容映象对g和T的公共耦合重合点;第三步:证明此重合点的唯一性,进而得到了g和T的公共耦合不动点也是唯一的.该定理在一定程度上推广和发展了原有结果.
A Common Fixed Point Theorem of Contractive Mappingsin Menger Probabilistic Metric Spaces
In the framework of a Menger probabilistic metric spaces,we introduce a new class of contraction condition,and proves some new coupled coincidence point and common coupled fixed point theorems. This proof is completed through the following three steps. Step1:we show that gxn and gyn are Cauchy sequences;Step2:it will be proved that (x*,y*) is the common coupled point of coincidence of g and T;Step 3:the uniqueness of the common coupled point of coincidence of g and T is proved. This theorem improves the corresponding results in some references.

Menger probabilistic metric spacesCouple coincidence pointCommon couple fixed point

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安徽新华学院通识教育部,安徽 合肥 230088

Menger概率度量空间 耦合重合点 公共耦合不动点

2025

新疆师范大学学报(自然科学版)
新疆师大学报

新疆师范大学学报(自然科学版)

影响因子:0.457
ISSN:1008-9659
年,卷(期):2025.44(2)