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It is possible to define new, gauge invariant variables in the Hilbert space of Yang-Mills theories which manifestly implement Gauss' law on physical states. These variables have furthermore a geometrical meaning, and allow one to uncover…

高能物理 - 理论 · 物理学 2009-10-28 Peter E. Haagensen , Kenneth Johnson

We construct actions for four dimensional noncommutative Yang-Mills theory with star-gauge symmetry, with non-constant noncommutativity, to all orders in the noncommutativity. Our construction covers all noncommutative spaces corresponding…

高能物理 - 理论 · 物理学 2023-05-26 Tim Meier , Stijn J. van Tongeren

In the context of noncommutative geometry, we consider quiver representations -- not on vector spaces, as traditional, but on finite-dimensional prespectral triples (`discrete topological noncommutative spaces'). A similar idea appeared in…

表示论 · 数学 2025-02-20 Carlos I. Perez-Sanchez

We aim to connect the non commutative geometry ``quotient space'' viewpoint with the standard super Yang Mills theory approach in the spirit of Connes-Douglas-Schwartz and Douglas-Hull description of application of noncommutative geometry…

高能物理 - 理论 · 物理学 2009-10-31 Daniela Bigatti

The article (Gauge networks in noncommutative geometry, J. Geom. Phys. 75 : 71--91, 2014) that motivates this comment provides, in particular, one answer to the following natural question: what is noncommutative geometry on a lattice? In…

数学物理 · 物理学 2025-08-26 Carlos I. Perez-Sanchez

Within the framework of Connes' noncommutative geometry, the notion of an almost commutative manifold can be used to describe field theories on compact Riemannian spin manifolds. The most notable example is the derivation of the Standard…

数学物理 · 物理学 2013-05-27 Koen van den Dungen , Walter D. van Suijlekom

We lay the foundations for a general approach to nonassociative spectral geometry as an extension of Connes' noncommutative geometry by explaining how to construct finite-dimensional, discrete spectral geometries with exceptional symmetry,…

数学物理 · 物理学 2025-06-27 Shane Farnsworth

The Higgs field is a connection one-form as the other bosonic fields, provided one describes space no more as a manifold M but as a slightly non-commutative generalization of it. This is well encoded within the theory of spectral triples:…

高能物理 - 理论 · 物理学 2015-03-27 Pierre Martinetti

This paper aims to develop a non-commutative geometrical version of the theory of Yang--Mills--Scalar--Matter fields. To accomplish this purpose, we will dualize the geometrical formulation of this theory, in which principal $G$--bundles,…

量子代数 · 数学 2025-05-06 Gustavo Amilcar Saldaña Moncada

Studies of noncommutative gauge theory have mainly focused on noncommutative spacetimes with constant noncommutative structure, with little known about actions for noncommutative 4D Yang-Mills theory beyond this case. We construct an action…

高能物理 - 理论 · 物理学 2023-02-07 Tim Meier , Stijn J. van Tongeren

The geometry of submanifolds is intimately related to the theory of functions and vector bundles. It has been of fundamental importance to find out how those two objects interact in many geometric and physical problems. A typical example of…

微分几何 · 数学 2009-07-09 Gang Tian

We review the noncommutative spectral geometry, a gravitational model that combines noncommutative geometry with the spectral action principle, in an attempt to unify General Relativity and the Standard Model of electroweak and strong…

高能物理 - 理论 · 物理学 2014-03-25 Mairi Sakellariadou

This is a review of explicit computations of Connes distance in noncommutative geometry, covering finite dimensional spectral triples, almost-commutative geometries, and spectral triples on the algebra of compact operators. Several…

数学物理 · 物理学 2016-04-05 Pierre Martinetti

We give a framework to describe gauge theory on a certain class of commutative but non-associative fuzzy spaces. Our description is in terms of an Abelian gauge connection valued in the algebra of functions on the cotangent bundle of the…

高能物理 - 理论 · 物理学 2009-11-10 Paul de Medeiros , Sanjaye Ramgoolam

A natural extension of the standard model within non-commutative geometry is presented. The geometry determines its Higgs sector. This determination is fuzzy, but precise enough to be incompatible with experiment.

高能物理 - 理论 · 物理学 2014-11-18 Igor Pris , Thomas Schucker

Quantization of the noncommutative geometric spectral action has so far been performed on the final component form of the action where all traces over the Dirac matrices and symmetry algebra are carried out. In this work, in order to…

高能物理 - 理论 · 物理学 2020-12-02 Ali H. Chamseddine , John Iliopoulos , Walter D. van Suijlekom

We consider a U(2) Yang-Mills theory on M x S_F^2 where M is an arbitrary noncommutative manifold and S_F^2 is a fuzzy sphere spontaneously generated from a noncommutative U(N) Yang-Mills theory on M, coupled to a triplet of scalars in the…

高能物理 - 理论 · 物理学 2010-11-19 Seckin Kurkcuoglu

Self-duality is a very important concept in the study and applications of topological solitons in many areas of Physics. The rich mathematical structures underlying it lead, in many cases, to the development of exact and non-perturbative…

高能物理 - 理论 · 物理学 2021-12-01 L. A. Ferreira , H. Malavazzi

In this publication we present an extension of the Standard Model within the framework of Connes' noncommutative geometry [1]. The model presented here is based on a minimal spectral triple [7] which contains the Standard Model particles,…

高能物理 - 理论 · 物理学 2013-04-02 Christoph A. Stephan

We define U(n) gauge theory on fuzzy S^2_N x S^2_N as a multi-matrix model, which reduces to ordinary Yang-Mills theory on S^2 x S^2 in the commutative limit N -> infinity. The model can be used as a regularization of gauge theory on…

高能物理 - 理论 · 物理学 2009-11-11 Wolfgang Behr , Frank Meyer , Harold Steinacker