Results 31 to 40 of about 331,737 (281)

On d*-Complete Topological Spaces and Related Fixed Point Results

open access: yesMathematics, 2020
In this paper, we introduce the concept of d*-complete topological spaces, which include earlier defined classes of complete metric spaces and quasi b-metric spaces.
Zoran D. Mitrović   +4 more
doaj   +1 more source

Teori Titik Tetap untuk Tipe Kannan yang Diperumum dalam Ruang b-Metrik Modular Lengkap

open access: yesJambura Journal of Mathematics, 2023
Some generalizations of Banach's contraction principle, which is a fixed-point theorem for contraction mapping in metric spaces, have developed rapidly in recent years.
Afifah Hayati   +2 more
doaj   +1 more source

Bounded time computation on metric spaces and Banach spaces

open access: yes, 2017
We extend the framework by Kawamura and Cook for investigating computational complexity for operators occurring in analysis. This model is based on second-order complexity theory for functions on the Baire space, which is lifted to metric spaces by means
Schröder, Matthias, Steinberg, Florian
core   +1 more source

The weighted Laplacians on real and complex metric measure spaces

open access: yes, 2014
In this short note we compare the weighted Laplacians on real and complex (K\"ahler) metric measure spaces. In the compact case K\"ahler metric measure spaces are considered on Fano manifolds for the study of K\"ahler-Einstein metrics while real metric ...
Futaki, Akito
core   +1 more source

The metric completion of Outer Space [PDF]

open access: yesGeometriae Dedicata, 2019
We develop the theory of a metric completion of an asymmetric metric space. We characterize the points on the boundary of Outer Space that are in the metric completion of Outer Space with the Lipschitz metric. We prove that the simplicial completion, the subset of the completion consisting of simplicial tree actions, is homeomorphic to the free ...
openaire   +2 more sources

Generalized Metric Spaces Do Not Have the Compatible Topology

open access: yesAbstract and Applied Analysis, 2014
We study generalized metric spaces, which were introduced by Branciari (2000). In particular, generalized metric spaces do not necessarily have the compatible topology.
Tomonari Suzuki
doaj   +1 more source

New Results on F-Contractions in Complete Metric Spaces

open access: yesMathematics, 2021
The main purpose of this paper is to improve, generalize, unify, extend and enrich the recent results established by Dung and Hang (2015), Piri and Kumam (2014, 2016), and Singh et al. (2018). In our proofs, we only use the property (F1) of Wardowski’s F-
Jelena Vujaković   +4 more
doaj   +1 more source

On the relaxation of variational integrals in metric Sobolev spaces

open access: yes, 2013
We give an extension of the theory of relaxation of variational integrals in classical Sobolev spaces to the setting of metric Sobolev spaces. More precisely, we establish a general framework to deal with the problem of finding an integral representation
Hafsa, Omar Anza   +1 more
core   +3 more sources

NONSTANDARD COMPLETION OF NON-COMPLETE METRIC SPACE

open access: yesZANCO JOURNAL OF PURE AND APPLIED SCIENCES, 2021
Our aim in this study is to establishing nonstandard foundations, definitions and theorems for completion a noncomplete metric spaces. We have a lot of space or sets X which agree with all usual properties of complete, except at a small size subset of it. In this paper, by using nonstandard analysis tools founded by A.
Ala O. Hassan, Ibrahim O. Hamad
openaire   +4 more sources

The newfound relationship between extrachromosomal DNAs and excised signal circles

open access: yesFEBS Letters, EarlyView.
Extrachromosomal DNAs (ecDNAs) contribute to the progression of many human cancers. In addition, circular DNA by‐products of V(D)J recombination, excised signal circles (ESCs), have roles in cancer progression but have largely been overlooked. In this Review, we explore the roles of ecDNAs and ESCs in cancer development, and highlight why these ...
Dylan Casey, Zeqian Gao, Joan Boyes
wiley   +1 more source

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