Results 11 to 20 of about 4,502,073 (308)

A metric for space [PDF]

open access: yesHippocampus, 2008
AbstractNot all areas of neuronal systems investigation have matured to the stage where computation can be understood at the microcircuit level. In mammals, insights into cortical circuit functions have been obtained for the early stages of sensory systems, where signals can be followed through networks of increasing complexity from the receptors to ...
Edvard I, Moser, May-Britt, Moser
openaire   +2 more sources

Interpreting the C-metric [PDF]

open access: yes, 2006
The basic properties of the C-metric are well known. It describes a pair of causally separated black holes which accelerate in opposite directions under the action of forces represented by conical singularities.
P. Krtous (7160315)   +2 more
core   +6 more sources

Multiembedding of Metric Spaces [PDF]

open access: yesSIAM Journal on Computing, 2004
Metric embedding has become a common technique in the design of algorithms. Its applicability is often dependent on how high the embedding's distortion is. For example, embedding finite metric space into trees may require linear distortion as a function of its size.
Yair Bartal, Manor Mendel
openaire   +4 more sources

Compactness in Metric Spaces [PDF]

open access: yesFormalized Mathematics, 2016
Summary In this article, we mainly formalize in Mizar [2] the equivalence among a few compactness definitions of metric spaces, norm spaces, and the real line. In the first section, we formalized general topological properties of metric spaces.
Nakasho, Kazuhisa   +2 more
openaire   +4 more sources

Metrically round and sleek metric spaces

open access: yesThe Journal of Analysis, 2022
A round metric space is the one in which closure of each open ball is the corresponding closed ball. By a sleek metric space, we mean a metric space in which interior of each closed ball is the corresponding open ball. In this, article we establish some results on round metric spaces and sleek metric spaces.
Jitender Singh, T. D. Narang
openaire   +2 more sources

UNIQUE FIXED POINT THEOREMS FOR CONTRACTIVE MAPS TYPE IN T 0 -QUASI-METRIC SPACES [PDF]

open access: yes, 2014
In [2], Agyingi proved that every generalized contractive mapping defined in a q-spherically complete T 0 -ultra-quasi-metric space has a unique fixed point.
Yae ́ Ulrich Gaba
core   +1 more source

On the topology of D‐metric spaces and generation of D‐metric spaces from metric spaces [PDF]

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 2004
An example of a D‐metric space is given, in which D‐metric convergence does not define a topology and in which a convergent sequence can have infinitely many limits. Certain methods for constructing D‐metric spaces from a given metric space are developed and are used in constructing (1) an example of a D‐metric space in which D‐metric convergence ...
S. V. R. Naidu   +2 more
openaire   +2 more sources

Banach Fixed Point Theorem in Extended bv(s)-Metric Spaces

open access: yesComputer Sciences & Mathematics Forum, 2023
We define the class of extended bv(s)-metric spaces by replacing the real number s≥1 with a strictly increasing continuous function ϕ in the definition of a bv(s)-metric space.
Anil Kumar
doaj   +1 more source

Neutrosophic metric spaces [PDF]

open access: yesMathematical Sciences, 2020
In present paper, the definition of new metric space with neutrosophic numbers is given. Several topological and structural properties have been investigated. The analogues of Baire Category Theorem and Uniform Convergence Theorem are given for Neutrosophic metric spaces.
Murat Kirişci, Necip Şimşek
openaire   +2 more sources

A Discussion on p-Geraghty Contraction on mw-Quasi-Metric Spaces

open access: yesMathematics, 2020
In this paper we consider a kind of Geraghty contractions by using mw-distances in the setting of complete quasi-metric spaces. We provide fixed point theorems for this type of mappings and illustrate with some examples the results obtained.
Carmen Alegre   +3 more
doaj   +1 more source

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