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These are notes on some entanglement properties of quantum field theory, aiming to make accessible a variety of ideas that are known in the literature. The main goal is to explain how to deal with entanglement when -- as in quantum field…

High Energy Physics - Theory · Physics 2018-10-31 Edward Witten

This note is an expanded and updated version of our entry with the same title for the 2006 Encyclopedia of Mathematical Physics. We give a brief overview of graded Poisson algebras, their main properties and their main applications, in the…

Symplectic Geometry · Mathematics 2025-03-14 Alberto S. Cattaneo , Domenico Fiorenza , Riccardo Longoni

We present a technique for deriving certain new natural dualities for any variety of algebras generated by a finite Heyting chain. The dualities we construct are tailored to admit a transparent translation to the more pictorial…

Rings and Algebras · Mathematics 2013-12-24 Leonardo M. Cabrer , Hilary A. Priestley

We prove some isomorphisms between exceptional W-algebras associated with exceptional simple Lie algebras.

Quantum Algebra · Mathematics 2024-08-19 Jethro van Ekeren , Shigenori Nakatsuka

We define E-theory for separable C*-algebras over second countable topological spaces and establish its basic properties. This includes an approximation theorem that relates the E-theory over a general space to the E-theories over finite…

K-Theory and Homology · Mathematics 2015-10-23 Marius Dadarlat , Ralf Meyer

Algebraic logic studies algebraic theories related to proposition and first-order logic. A new algebraic approach to first-order logic is sketched in this paper. We introduce the notion of a quantifier theory, which is a functor from the…

Logic in Computer Science · Computer Science 2013-01-07 Zhaohua Luo

A general method of investigation of the uniqueness property for $C^*$-algebra equipped with a circle gauge action is discussed. It unifies isomorphism theorems for various crossed products and Cuntz-Krieger uniqueness theorem for…

Operator Algebras · Mathematics 2014-10-10 B. K. Kwasniewski

An algebraizable singularity is a germ of a singular holomorphic foliation which can be defined in some appropriate local chart by a differential equation with algebraic coefficients. We show that there exists at least countably many…

Dynamical Systems · Mathematics 2012-11-13 Yohann Genzmer , Loïc Teyssier

In this paper we prove several theorems about the behavior of index of Lie algebras derived from associative algebras under tensor products of underlying associative algebras.

Representation Theory · Mathematics 2007-05-23 Vladimir Dergachev

This thesis studies arithmetic of linear algebraic groups. It involves studying the properties of linear algebraic groups defined over global fields, local fields and finite fields, or more generally the study of the linear algebraic groups…

Group Theory · Mathematics 2007-05-23 Shripad M. Garge

We give the definition of a dg-division algebra, that is a concept of a differential graded algebra which may serve as an analogue of a division algebra. We classify them completely, and show that they are either acyclic or have…

Rings and Algebras · Mathematics 2024-10-16 Alexander Zimmermann

In the paper the main attention is paid to conditions on algebras from a given variety which provide coincidence of their algebraic geometries. The main part here play the notions mentioned in the title of the paper.

General Mathematics · Mathematics 2007-05-23 B. Plotkin

In this paper, we introduce the notion of F-manifold color algebras and study their properties which extend some results for F-manifold algebras.

Rings and Algebras · Mathematics 2021-01-13 Ming Ding , Zhiqi Chen , Jifu Li

In joint work with M. Hopkins and C. Teleman we find a new description of the Verlinde algebra associated to a compact Lie group. In this expository account we describe twisted K-theory, prove the theorem for the group SU(2), and motivate…

Representation Theory · Mathematics 2007-05-23 Daniel S. Freed

We prove that the Riemannian geometry of almost K\"ahler manifolds can be expressed in terms of the Poisson algebra of smooth functions on the manifold. Subsequently, K\"ahler-Poisson algebras are introduced, and it is shown that a…

Differential Geometry · Mathematics 2012-11-15 Joakim Arnlind , Gerhard Huisken

The main aim of the present paper is to represent an exact and simple proof for FLT by using properties of the algebra identities and linear algebra.

General Mathematics · Mathematics 2017-08-11 J. Babaee Ragani

A new generalization of the classical separate algebraicity theorem is suggested and proved.

alg-geom · Mathematics 2008-02-03 R. A. Sharipov , E. N. Tzyganov

We describe the automorphism groups of elliptic Poisson algebras on polynomial algebras in three variables and give an explicit set of generators and defining relations for this group.

Rings and Algebras · Mathematics 2020-01-03 Leonid Makar-Limanov , Umut Turusbekova , Ualbai Umirbaev

This is a survey of results on the Hilbert property of algebraic varieties, and variants of it.

Algebraic Geometry · Mathematics 2025-12-23 Arno Fehm , Ariyan Javanpeykar

A complete p-adic Khintchine type theorem for approximation by p-adic algebraic numbers is established.

Number Theory · Mathematics 2008-02-15 Victor Beresnevich , Vasili Bernik , Ella Kovalevskaya