Results 31 to 40 of about 611,491 (284)

A Unified Framework for Generalized Symmetric Contractions and Economic Dynamics via Fractional Differential Equations

open access: yesFractal and Fractional
This study has developed a unified framework for modeling economic growth through Caputo fractional differential equations. The framework has established the existence and uniqueness of solutions by employing a generalized fixed-point approach.
Min Wang, Muhammad Din, Mi Zhou
doaj   +1 more source

Compressed Data Structures for Binary Relations in Practice

open access: yesIEEE Access, 2020
Binary relations are commonly used in Computer Science for modeling data. In addition to classical representations using matrices or lists, some compressed data structures have recently been proposed to represent binary relations in compact space, such ...
Carlos Quijada Fuentes   +3 more
doaj   +1 more source

Binary relations in the space of binary relations. I.

open access: yesApplied Mathematical Sciences, 2014
This article formulates principles of extension, saturation and convergence, and shows how to implement them. In socio-economic systems, there are "reference groups", with the indicators of which the results of the research and experimentation are compared.
openaire   +1 more source

Binary and ternary relations [PDF]

open access: yesMathematica Bohemica, 1992
Let \(G\) be a set, \(\rho\) a binary relation on \(G\). Further, let \(r\) be a binary relation on the set \(\rho\) with the property \(\alpha=(x,y)\in\rho\), \(\beta=(z,u)\in\rho\), \((\alpha,\beta)\in r\Rightarrow y=z\). Then \(r\) is called a binding relation on \(\rho\), and \((G,\rho,r)\) is called a double binary structure.
Novák, Vítězslav, Novotný, Miroslav
openaire   +2 more sources

Compressed Dynamic Binary Relations [PDF]

open access: yes2012 Data Compression Conference, 2012
We introduce a dynamic data structure for the compact representation of binary relations R ? A × B. Apart from checking whether two objects (a, b) ? A × B are related, and listing the objects of B related to some a ? A and vice versa, the structure allows inserting and deleting pairs (a, b) in the relation, as well as modifying the base sets A and B ...
Nieves R. Brisaboa   +2 more
openaire   +1 more source

Relational Generalized Nonlinear Contractions of Pant Type with an Application to Nonlinear Integral Equations

open access: yesAxioms
The objective of this paper is to propose some fixed-point findings under a relational contraction of Pant type employing a pair of auxiliary functions and through a generalized class of transitive binary relations.
Doaa Filali   +5 more
doaj   +1 more source

Relation-theoretic metrical coincidence and common fixed point theorems under nonlinear contractions

open access: yesApplied General Topology, 2018
In this paper, we prove coincidence and common fixed points results under nonlinear contractions on a metric space equipped with an arbitrary binary relation.
Md Ahmadullah   +2 more
doaj   +1 more source

Topological Structures on Vertex Set of Digraphs

open access: yesمجلة بغداد للعلوم, 2023
Relation on a set is a simple mathematical model to which many real-life data can be connected. A binary relation  on a set  can always be represented by a digraph. Topology on a set  can be generated by binary relations on the set .
K. Lalithambigai, P. Gnanachandra
doaj   +1 more source

Utilizing automatically inferred invariants in graph construction and search [PDF]

open access: yes, 2000
In this paper we explore the relative importance of persistent and non-persistent mutex relations in the performance of Graphplan- based planners. We also show the advantages of pre-compiling persistent mutex relations. Using TIM we are able to generate,
Fox, Maria, Long, Derek
core   +1 more source

A Hybrid Reasoning Model for “Whole and Part” Cardinal Direction Relations [PDF]

open access: yes, 2013
We have shown how the nine tiles in the projection-based model for cardinal directions can be partitioned into sets based on horizontal and vertical constraints (called Horizontal and Vertical Constraints Model) in our previous papers (Kor and Bennett ...
Bennett, B, Kor, A
core   +2 more sources

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