Results 11 to 20 of about 611,491 (284)

A Class of Relational Functional Contractions with Applications to Nonlinear Integral Equations

open access: yesMathematics, 2023
In this article, we investigate some fixed-point results under certain functional contractive mappings in a relation metric space. In the process, we utilize more general contraction condition which must be verified for comparative elements only.
Khursheed J. Ansari   +2 more
doaj   +1 more source

A Relation-Theoretic Matkowski-Type Theorem in Symmetric Spaces

open access: yesAxioms, 2021
In this paper, we present a fixed-point theorem in R-complete regular symmetric spaces endowed with a locally T-transitive binary relation R using comparison functions that generalizes several relevant existing results.
Based Ali   +2 more
doaj   +1 more source

A Near-Optimal Parallel Algorithm for Joining Binary Relations [PDF]

open access: yesLogical Methods in Computer Science, 2022
We present a constant-round algorithm in the massively parallel computation (MPC) model for evaluating a natural join where every input relation has two attributes. Our algorithm achieves a load of $\tilde{O}(m/p^{1/\rho})$ where $m$ is the total size of
Bas Ketsman, Dan Suciu, Yufei Tao
doaj   +1 more source

Relational Contractions Involving Shifting Distance Functions with Applications to Boundary Value Problems

open access: yesAxioms, 2023
This manuscript includes certain results on fixed points under a generalized contraction involving a pair of shifting distance functions in the framework of metric space endowed with a class of transitive relation.
Ebrahem Ateatullah Algehyne   +2 more
doaj   +1 more source

THE TASK OF SYNTHESIS OF INDIVIDUAL CURRICULUMS IN THE SPACE OF VIRTUAL LEARNING GROUPS

open access: yesСтатистика и экономика, 2016
The approach of educational planning and organization of educational process is offered to provide students the ability to select and adjust trajectories of learning.
Christina A. Denks   +2 more
doaj   +1 more source

Partitioned Binary Relations

open access: yesMATHEMATICA SCANDINAVICA, 2013
We define the category of partitioned binary relations and show that it contains many classical diagram categories, including categories of binary relations, maps, injective maps, partitions, (oriented) Brauer diagrams and (oriented) Temperley-Lieb diagrams.
Martin, Paul, Mazorchuk, Volodymyr
openaire   +3 more sources

Fixed Point Results for a Selected Class of Multi-Valued Mappings under (θ,)-Contractions with an Application

open access: yesMathematics, 2020
In this article, we introduce a relatively new concept of multi-valued ( θ , R ) -contractions and utilize the same to prove some fixed point results for a special class of multi-valued mappings in metric spaces endowed with an amorphous binary ...
Md Hasanuzzaman   +3 more
doaj   +1 more source

Identities for field extensions generalizing the Ohno-Nakagawa relations [PDF]

open access: yes, 2015
In previous work, Ohno conjectured, and Nakagawa proved, relations between the counting functions of certain cubic fields. These relations may be viewed as complements to the Scholz reflection principle, and Ohno and Nakagawa deduced them as consequences
Cohen   +12 more
core   +5 more sources

High-Order Multipole and Binary Love Number Universal Relations

open access: yesUniverse, 2021
Using a data set of approximately 2 million phenomenological equations of state consistent with observational constraints, we construct new equation-of-state-insensitive universal relations that exist between the multipolar tidal deformability parameters
Daniel A. Godzieba, David Radice
doaj   +1 more source

Compact Binary Relation Representations with Rich Functionality [PDF]

open access: yes, 2012
Binary relations are an important abstraction arising in many data representation problems. The data structures proposed so far to represent them support just a few basic operations required to fit one particular application.
Barbay, Jérémy   +2 more
core   +2 more sources

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