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361
Set-Valued SU-Type Fixed Point Theorems via Gauge Function with Applications
Published 2021-01-01“…In this article, we have designed two existence of fixed point theorems which are regarding to set-valued SU-type θη-contraction and Γα-contraction via gauge function in the setting of metric spaces. An extensive set of nontrivial example will be given to justify our claim. …”
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362
Exciting Fixed Point Results on a Novel Space with Supportive Applications
Published 2021-01-01“…The goal of this paper is to present a new space, a complex valued controlled rectangular b-metric space (for short, υℂ-metric space). Some examples and topological properties of υℂ-metric spaces are given. …”
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363
Some New Results of Interpolative Hardy–Rogers and Ćirić–Reich–Rus Type Contraction
Published 2021-01-01“…In this paper, we present new concepts on completeness of Hardy–Rogers type contraction mappings in metric space to prove the existence of fixed points. …”
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364
Existence and construction of the Peano selection for a multivalued function
Published 2024-12-01“…To then address the same topics, but on metric spaces. Next, the theory of multivalued functions was studied, specifically semicontinuity, both superiorly and inferiorly. …”
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365
Fixed Point Results for α-ψ-Contractive Mappings Including Almost Contractions and Applications
Published 2014-01-01“….), the authors introduced the concept of α-admissible maps on metric spaces. Using this new concept, they presented some nice fixed point results. …”
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366
Double Controlled Quasi-Metric Type Spaces and Some Results
Published 2020-01-01“…Abdeljawad et al. (2018) introduced a new concept, named double controlled metric type spaces, as a generalization of the notion of extended b-metric spaces. In this paper, we extend their concept and introduce the concept of double controlled quasi-metric type spaces with two incomparable functions and prove some unique fixed point results involving new types of contraction conditions. …”
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367
Dynamic Processes, Fixed Points, Endpoints, Asymmetric Structures, and Investigations Related to Caristi, Nadler, and Banach in Uniform Spaces
Published 2015-01-01“…Results are new also in locally convex and metric spaces. Examples are provided.…”
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368
Common Fixed Point Results for Intuitionistic Fuzzy Hybrid Contractions with Related Applications
Published 2023-01-01“…In order to entrench hybrid fixed notions in fuzzy mathematics, this paper focuses on introducing a new idea under the name intuitionistic fuzzy p-hybrid contractions in the realm of -metric spaces. Sufficient conditions for the existence of common intuitionistic fuzzy fixed points for such maps are established. …”
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369
Solving Integral Equations by Means of Fixed Point Theory
Published 2022-01-01“…In this paper, we study a very general class of integral equations by means of a novel family of contractions in the setting of metric spaces. The main advantage of this family is the fact that its general contractivity condition can be particularized in a wide range of ways, depending on many parameters. …”
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370
An Easy-to-Understand Method to Construct Desired Distance-Like Measures
Published 2021-01-01“…Moreover, some WIVP-metrics pertinent to quantitative logic theory or interval-valued fuzzy graphs are constructed, and fixed point theorems and common fixed point theorems in weak interval-valued metric spaces are also presented. Topics and strategies for further study are also put forward concretely and clearly.…”
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371
A Strong Law of Large Numbers for Random Sets in Fuzzy Banach Space
Published 2020-01-01“…The main purpose of this paper is to consider the strong law of large numbers for random sets in fuzzy metric space. Since many years ago, limited theorems have been expressed and proved for fuzzy random variables, but despite the uncertainty in fuzzy discussions, the nonfuzzy metric space has been used. …”
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372
Common α-Fuzzy Fixed Point Results for Kannan Type Contractions with Application
Published 2022-01-01“…The purpose of this paper is to utilize complex valued extended b-metric space and obtain common α-fuzzy fixed point theorems under Kannan type contractions. …”
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373
On Metrization of the Topologies Induced by Fuzzy Metrics
Published 2020-01-01“…In this paper, we focus on finding the metric functions in a fuzzy metric space. After introducing the concept of a stratified function in a fuzzy metric space, we prove that the topology generated by the family of stratified functions coincides with the topology generated by the fuzzy metric. …”
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374
ON Modified (α-η)-Contractive Mappings
Published 2014-01-01“…Hussain et al. (2013) established new fixed point results in complete metric space. In this paper, we prove fixed point results of α-admissible mappings with respect to η, for modified contractive condition in complete metric space. …”
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375
A Note on tvs-G-Cone Metric Fixed Point Theory
Published 2012-01-01“…For a tvs-G-cone metric space (𝑋,𝐺) and for the family 𝒜 of subsets of X, we introduce a new notion of the tvs-ℋ-cone metric ℋ with respect to G, and we get a fixed result for the 𝒞ℬ𝒲-tvs-G-cone-type function in a complete tvs-G-cone metric space (𝒜,ℋ). …”
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376
Consistency of the $k$-nearest neighbors rule for functional data
Published 2023-01-01“…The problem of nonparametric classification by $k$-nearest neighbors rule in a general metric space will be considered. Consistency and strong consistency of the classifier will be established under mild conditions.…”
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377
Almost convex metrics and Peano compactifications
Published 1982-01-01“…Let (X,d) denote a locally connected, connected separable metric space. We say the X is S-metrizable provided there is a topologically equivalent metric ρ on X such that (X,ρ) has Property S, i.e., for any ϵ>0, X is the union of finitely many connected sets of ρ-diameter less than ϵ. …”
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378
Completeness of the set of sub-σ-algebras
Published 1993-01-01“…In this note, we will show that the resulting metric space is complete.…”
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379
Common fixed point theorems of contractive-type mappings
Published 2004-01-01“…Using the concept of D-metric we prove some common fixed point theorems for generalized contractive mappings on a complete D-metric space. Our results extend, improve, and unify results of Fisher and Ćirić.…”
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380
The Monotone Contraction Mapping Theorem
Published 2020-01-01“…This paper provides a version of the Banach fixed-point theorem in a complete metric space.…”
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