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In this article we study algebraic structures of function spaces defined by graphs and state spaces equipped with Gibbs measures by associating evolution algebras. We give a constructive description of associating evolution algebras to the…

Commutative Algebra · Mathematics 2009-03-11 Utkir A. Rozikov , Jianjun Paul Tian

Let R be a commutative ring with unity, M be an unitary R-module and {\Gamma} be a simple graph. This research article is an interplay of combinatorial and algebraic properties of M . We show a combinatorial object completely determines an…

Commutative Algebra · Mathematics 2017-11-06 Rameez Raja

In this paper we characterize the maximal modular ideals of an evolution algebra $A\,\ $in order to describe its Jacobson radical, \ $Rad(A).$ We characterize semisimple evolution algebras (i.e. those such that $% Rad(A)=\{0\}$)as well as…

Functional Analysis · Mathematics 2018-05-24 M. Victoria Velasco

Given a central simple algebra with involution over an arbitrary field, \'etale subalgebras contained in the space of symmetric elements are investigated. The method emphasizes the similarities between the various types of involutions and…

K-Theory and Homology · Mathematics 2017-10-20 Karim Johannes Becher , Nicolas Grenier-Boley , Jean-Pierre Tignol

We associate to every central simple algebra with involution of orthogonal type in characteristic two a totally singular quadratic form which reflects certain anisotropy properties of the involution. It is shown that this quadratic form can…

Rings and Algebras · Mathematics 2017-01-10 A. -H. Nokhodkar

The main objective of this paper is to study the relationship between a solvable evolution algebra and its subalgebra lattice, emphasizing two of its main properties: distributivity and modularity. First, we will focus on the nilpotent…

Rings and Algebras · Mathematics 2025-02-11 Manuel Ladra , Pilar Páez-Guillán , Andrés Pérez-Rodríguez

In this paper, we focus on derivations and centroids of four dimensional associative algebras. Using an existing classification result of low dimensional associative algebras, we describe the derivations and centroids of four dimensional…

Rings and Algebras · Mathematics 2017-02-21 A. O. Abdulkareem , M. A. Fiidow , I. S. Rakhimov

We introduce a notion of chain of evolution algebras. The sequence of matrices of the structural constants for this chain of evolution algebras satisfies an analogue of Chapman-Kolmogorov equation. We give several examples (time homogenous,…

Dynamical Systems · Mathematics 2011-02-08 J. M. Casas , M. Ladra , U. A. Rozikov

The structural constants of an evolution algebra is given by a quadratic matrix $A$. In this work we establish equivalence between nil, right nilpotent evolution algebras and evolution algebras, which are defined by upper triangular matrix…

Commutative Algebra · Mathematics 2010-04-08 J. M. Casas , M. Ladra , B. A. Omirov , U. A. Rozikov

We will study evolution algebras $A$ which are free modules of dimension $2$ over domains. Furthermore, we will assume that these algebras are perfect, that is $A^2=A$. We start by making some general considerations about algebras over…

Rings and Algebras · Mathematics 2022-04-19 Yolanda Cabrera Casado , Dolores Martín Barquero , Cándido Martín González

In this paper we present a method for finding the absorbing radical of a finite-dimensional evolution algebra. Such a method consists of finding the acyclic vertices of an oriented graph associated with the algebra. The set of generators…

Rings and Algebras · Mathematics 2023-06-28 Paula Cadavid , Tiago Reis , Mary Luz Rodiño

Evolution algebras are non-associative algebras that describe non-Mendelian hereditary processes and have connections with many other areas. In this paper we obtain necessary and sufficient conditions for a given algebra $A$ to be an…

Rings and Algebras · Mathematics 2021-02-10 Miguel D. Bustamante , Pauline Mellon , M. Victoria Velasco

In the present paper we describe absolute nilpotent and some idempotent elements of an n- dimensional evolution algebra corresponding to two permutations and we decompose such algebras to the direct sum of evolution algebras corresponding…

Rings and Algebras · Mathematics 2020-05-13 B. A. Narkuziyev

Let $A$ be a semiprime 2 and 3-torsion free non-commutative associative algebra. We show that the Lie algebra $\der(A)$ of (associative) derivations of $A$ is strongly non-degenerate, which is a strong form of semiprimeness for Lie…

Rings and Algebras · Mathematics 2008-02-13 Francesc Perera , Mercedes Siles Molina

It is known that any multiplication of a finite dimensional algebra is determined by a matrix of structural constants. In general, this is a cubic matrix. Difficulty of investigation of an algebra depends on the cubic matrix. Such a cubic…

Rings and Algebras · Mathematics 2019-10-10 A. N. Imomkulov , U. A. Rozikov

We associate an square to any two dimensional evolution algebra. This geometric object is uniquely determined, does not depend on the basis and describes the structure and the behaviour of the algebra. We determine the identities of degrees…

We apply some basic notions from combinatorial topology to establish various algebraic properties of edge ideals of graphs and more general Stanley-Reisner rings. In this way we provide new short proofs of some theorems from the literature…

Combinatorics · Mathematics 2008-10-23 Anton Dochtermann , Alexander Engstrom

An evolution algebra corresponds to a quadratic matrix $A$ of structural constants. It is known the equivalence between nil, right nilpotent evolution algebras and evolution algebras which are defined by upper triangular matrices $A$. We…

Rings and Algebras · Mathematics 2014-11-18 J. M. Casas , M. Ladra , B. A. Omirov , U. A. Rozikov

We describe absolute nilpotent and some idempotent elements of an $n$- dimensional evolution algebra corresponding to two permutations and we decompose such algebras to the direct sum of evolution algebras corresponding to cycles of the…

Rings and Algebras · Mathematics 2020-05-11 B. A. Narkuziyev

We introduce an (evolution) algebra identifying the coefficients of inheritance of a bisexual population as the structure constants of the algebra. The basic properties of the algebra are studied. We prove that this algebra is commutative…

Dynamical Systems · Mathematics 2010-03-15 M. Ladra , U. A. Rozikov