Results 1 to 10 of about 11,773 (167)

Research on group type theory and its functorial semantic models in category logic. [PDF]

open access: yesPLoS ONE
This paper explores the introduction of group structures within type theory, drawing from the algebraic theory proposed by Roy L. Crole. We define types with group structures and demonstrate that models of these types in categories with finite products ...
Jian-Gang Tang   +3 more
doaj   +2 more sources

Picard Groups of Algebraic Groups and an Affineness Criterion

open access: yesComptes Rendus. Mathématique, 2023
We prove that an algebraic group over a field $k$ is affine precisely when its Picard group is torsion, and show that in this case the Picard group is finite when $k$ is perfect, and the product of a finite group of order prime to $p$ and a $p$-primary ...
Rosengarten, Zev
doaj   +1 more source

The Algebraic Structure of Normal Groups Associated with Q-Neutrosophic Soft Sets [PDF]

open access: yesNeutrosophic Sets and Systems, 2022
In this paper, we define the notion of Q-neutrosophic normal soft groups and discuss several related structural characteristics and properties. Additionally, we discuss the relation between Q-neutrosophic normal soft groups and normal soft groups ...
Majdoleen Abuqamar   +2 more
doaj   +1 more source

Application of automorphic forms to lattice problems

open access: yesJournal of Mathematical Cryptology, 2022
In this article, we propose a new approach to the study of lattice problems used in cryptography. We specifically focus on module lattices of a fixed rank over some number field.
Düzlü Samed, Krämer Juliane
doaj   +1 more source

Very special algebraic groups

open access: yesComptes Rendus. Mathématique, 2020
We say that a smooth algebraic group $G$ over a field $k$ is very special if for any field extension $K/k$, every $G_K$-homogeneous $K$-variety has a $K$-rational point. It is known that every split solvable linear algebraic group is very special.
Brion, Michel, Peyre, Emmanuel
doaj   +1 more source

Bijective S-Boxes Method Using Improved Chaotic Map-Based Heuristic Search and Algebraic Group Structures

open access: yesIEEE Access, 2020
This paper presents a hybrid method for the construction of cryptographically strong bijective substitution-boxes by utilizing the merits of chaotic map and algebraic groups.
Musheer Ahmad   +3 more
doaj   +1 more source

Free Proalgebraic Groups [PDF]

open access: yesÉpijournal de Géométrie Algébrique, 2020
Replacing finite groups by linear algebraic groups, we study an algebraic-geometric counterpart of the theory of free profinite groups. In particular, we introduce free proalgebraic groups and characterize them in terms of embedding problems.
Michael Wibmer
doaj   +1 more source

Algebraic Schouten solitons of Lorentzian Lie groups with Yano connections

open access: yesCommunications in Analysis and Mechanics, 2023
In this paper, we discuss the beingness conditions for algebraic Schouten solitons associated with Yano connections in the background of three-dimensional Lorentzian Lie groups.
Jinli Yang, Jiajing Miao
doaj   +1 more source

On the Algebraic Characteristics of Fuzzy Sub e-Groups

open access: yesJournal of Function Spaces, 2021
Fuzzy set is a modern tool for depicting uncertainty. This paper introduces the concept of fuzzy sub e-group as an extension of fuzzy subgroup. The concepts of identity and inverse are generalized in fuzzy sub e-groups.
Supriya Bhunia   +4 more
doaj   +1 more source

The cohomology of Torelli groups is algebraic

open access: yesForum of Mathematics, Sigma, 2020
The Torelli group of $W_g = \#^g S^n \times S^n$ is the group of diffeomorphisms of $W_g$ fixing a disc that act trivially on $H_n(W_g;\mathbb{Z} )$ .
Alexander Kupers, Oscar Randal-Williams
doaj   +1 more source

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