Results 11 to 20 of about 6,193 (266)

Cyclic structures in algebraic (co)homology theories [PDF]

open access: yesHomology, Homotopy and Applications, 2011
This note discusses the cyclic cohomology of a left Hopf algebroid ($\times_A$-Hopf algebra) with coefficients in a right module-left comodule, defined using a straightforward generalisation of the original operators given by Connes and Moscovici for Hopf algebras. Lie-Rinehart homology is a special case of this theory.
Kowalzig N., Krahmer U.
openaire   +7 more sources

Topological Indices of Total Graph and Zero Divisor Graph of Commutative Ring: A Polynomial Approach

open access: yesComplexity, 2023
The algebraic polynomial plays a significant role in mathematical chemistry to compute the exact expressions of distance-based, degree-distance-based, and degree-based topological indices.
Sourav Mondal   +3 more
doaj   +1 more source

On the homomorphisms of $\cap$-structure spaces [PDF]

open access: yesCategories and General Algebraic Structures with Applications
In \cite{cap}, the concept of $\cap$-structure space is defined and it is studied from an algebraic and topological points of view. Indeed, the $\cap$-structure  is considered as a model for all algebraic substructures such as subgroups, subrings and ...
Elham Abdollahpour   +2 more
doaj   +1 more source

Tractable Combinations of Temporal CSPs [PDF]

open access: yesLogical Methods in Computer Science, 2022
The constraint satisfaction problem (CSP) of a first-order theory T is the computational problem of deciding whether a given conjunction of atomic formulas is satisfiable in some model of T.
Manuel Bodirsky   +2 more
doaj   +1 more source

Fuzzy Soft Sets and Fuzzy Soft Lattices [PDF]

open access: yesInternational Journal of Computational Intelligence Systems, 2012
The theory of soft sets was introduced by Molodtsov in 1999 in order to deal with uncertainties. In this paper, the notion of fuzzy soft lattice is defined and some related properties are derived, which extends the notion of a fuzzy lattice to include ...
Yingchao Shao, Keyun Qin
doaj   +1 more source

Neutrosophic Multigroups and Applications

open access: yesMathematics, 2019
In recent years, fuzzy multisets and neutrosophic sets have become a subject of great interest for researchers and have been widely applied to algebraic structures include groups, rings, fields and lattices.
Derya Bakbak   +2 more
doaj   +1 more source

Algebras with actions and automata

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 1982
In the present paper we want to give a common structure theory of left action, group operations, R-modules and automata of different types defined over various kinds of carrier objects: sets, graphs, presheaves, sheaves, topological spaces (in particular:
W. Kühnel   +3 more
doaj   +1 more source

Algebraic Structure of Yang-Mills Theory [PDF]

open access: yes, 2007
In the present paper we analyze algebraic structures arising in Yang-Mills theory. The paper should be considered as a part of a project started with a paper "On maximally supersymmetric Yang-Mills theories" devoted to maximally supersymmetric Yang-Mills theories.
Movshev, M., Schwarz, A.
openaire   +2 more sources

Algebraic Structure Graphs over the Commutative Ring Zm: Exploring Topological Indices and Entropies Using M-Polynomials

open access: yesMathematics, 2023
The field of mathematics that studies the relationship between algebraic structures and graphs is known as algebraic graph theory. It incorporates concepts from graph theory, which examines the characteristics and topology of graphs, with those from ...
Amal S. Alali   +5 more
doaj   +1 more source

Algebraic structures in linear systems theory

open access: yesJournal of Computer and System Sciences, 1970
A new algebraic structure, the R monoid, is associated with a discrete-time, time-invariant linear dynamical system over acommutative ring R, and its properties are investigated.
Yehoshafat Give'on, Yechezkel Zalcstein
openaire   +2 more sources

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