نتایج جستجو برای: metric spaces

تعداد نتایج: 200511  

Journal: :Bulletin of the Australian Mathematical Society 2003

The main purpose of this paper is to introduce several concepts of the metric-like spaces. For instance, we define concepts such as equal-like points, cluster points and completely separate points. Furthermore, this paper is an attempt to present compatibility definitions for the distance between a point and a subset of a metric-like space and also for the distance between two subsets of a metr...

The sequential $p$-convergence in a fuzzy metric space, in the sense of George and Veeramani, was introduced by D. Mihet as a weaker concept than convergence. Here we introduce a stronger concept called $s$-convergence, and we characterize those fuzzy metric spaces in which convergent sequences are $s$-convergent. In such a case $M$ is called an $s$-fuzzy metric. If $(N_M,ast)$ is a fuzzy metri...

Journal: :Proceedings of the American Mathematical Society 2009

Journal: :Proceedings of the American Mathematical Society 1970

Journal: :European Journal of Mathematics and Statistics 2023

This paper introduces the concept of Fg-metric Space. We generalize G-metric space. Some supporting examples are given.

Journal: :Filomat 2022

Metric spaces are generalized by many scholars. Recently, Khatami and Mirzavaziri use a mapping called t-definer to popularize the triangle inequality give generalization of notion metric, which is *-metric. In this paper, we prove that every *-metric space metrizable. Also, study total boundedness completeness spaces.

Journal: :iranian journal of fuzzy systems 2011
mujahid abbas m. imdad d. gopal

in this paper, the notion of $psi -$weak contraction cite{rhoades} isextended to fuzzy metric spaces. the existence of common fixed points fortwo mappings is established where one mapping is $psi -$weak contractionwith respect to another mapping on a fuzzy metric space. our resultgeneralizes a result of gregori and sapena cite{gregori}.

Journal: :iranian journal of fuzzy systems 2010
faycel merghadi abdelkrim aliouche

we prove a related fixed point theorem for n mappings which arenot necessarily continuous in n fuzzy metric spaces using an implicit relationone of them is a sequentially compact fuzzy metric space which generalizeresults of aliouche, et al. [2], rao et al. [14] and [15].

Journal: :Discrete Mathematics 1988

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