Results 1 to 10 of about 2,942,043 (344)

Quotients of the Highwater algebra and its cover [PDF]

open access: yesJournal of Algebra, 2022
46 ...
Clara Franchi   +2 more
semanticscholar   +4 more sources

On Max-Plus Algebra and Its Application on Image Steganography

open access: yesThe Scientific World Journal, 2018
We propose a new steganography method to hide an image into another image using matrix multiplication operations on max-plus algebra. This is especially interesting because the matrix used in encoding or information disguises generally has an inverse ...
Kiswara Agung Santoso   +2 more
doaj   +2 more sources

Squarefree vertex cover algebras [PDF]

open access: greenCommunications in Algebra, 2011
In this paper we introduce squarefree vertex cover algebras. We study the question when these algebras coincide with the ordinary vertex cover algebras and when these algebras are standard graded. In this context we exhibit a duality theorem for squarefree vertex cover algebras.
Shamila Bayati, Farhad Rahmati
openalex   +5 more sources

Types in reductive p-adic groups: The Hecke algebra of a cover

open access: bronze, 2000
In this paper, F is a non-Archimedean local field and G is the group of F -points of a connected reductive algebraic group defined over F . Also, τ is an irreducible representation of a compact open subgroup J of G, the pair (J, τ) being a type in G. The
C. Bushnell, P. Kutzko
semanticscholar   +2 more sources

Multipliers and covers of perfect diassociative algebras [PDF]

open access: greenJournal of Algebra and Its Applications, 2023
The paper concerns perfect diassociative algebras and their implications to the theory of central extensions. It is first established that perfect diassociative algebras have strong ties with universal central extensions. Then, using a known characterization of the multiplier in terms of a free presentation, we obtain a special cover for perfect ...
Erik Mainellis
openalex   +3 more sources

The Center Of A Generalized Effect Algebra

open access: yesDemonstratio Mathematica, 2014
In this article, we study the center of a generalized effect algebra (GEA), relate it to the exocenter, and in case the GEA is centrally orthocomplete (a COGEA), relate it to the exocentral cover system. Our main results are that the center of a COGEA is
Foulis D. J., Pulmannová S.
doaj   +2 more sources

Homogeneous orthocomplete effect algebras are covered by MV-algebras [PDF]

open access: greenFuzzy Sets and Systems, 2012
The aim of our paper is twofold. First, we thoroughly study the set of meager elements Mea(E) and the set of hypermeager elements HMea(E) in the setting of homogeneous effect algebras E. Second, we study the property (W+) and the maximality property introduced by Tkadlec as common generalizations of orthocomplete and lattice effect algebras.
Josef Niederle, Jan Paseka
  +7 more sources

Reticulation of Quasi-commutative Algebras [PDF]

open access: yesJournal of Mahani Mathematical Research, 2023
The commutator theory, developed by Fresee and McKenzie in the framework of a congruence-modular variety $\mathcal{V}$, allows us to define the prime congruences of any algebra $A\in \mathcal{V}$ and the prime spectrum $Spec(A)$ of $A$.
G. Georgescu
doaj   +1 more source

ProofNet: Autoformalizing and Formally Proving Undergraduate-Level Mathematics [PDF]

open access: yesarXiv.org, 2023
We introduce ProofNet, a benchmark for autoformalization and formal proving of undergraduate-level mathematics. The ProofNet benchmarks consists of 371 examples, each consisting of a formal theorem statement in Lean 3, a natural language theorem ...
Zhangir Azerbayev   +5 more
semanticscholar   +1 more source

Spectral resolutions in effect algebras [PDF]

open access: yesQuantum, 2022
Effect algebras were introduced as an abstract algebraic model for Hilbert space effects representing quantum mechanical measurements. We study additional structures on an effect algebra $E$ that enable us to define spectrality and spectral resolutions ...
Anna Jenčová, Sylvia Pulmannová
doaj   +1 more source

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