Results 61 to 70 of about 29,023 (118)

Intrinsic non-commutativity of closed string theory

open access: yesJournal of High Energy Physics, 2017
We show that the proper interpretation of the cocycle operators appearing in the physical vertex operators of compactified strings is that the closed string target is noncommutative.
Laurent Freidel   +2 more
doaj   +1 more source

Klasifikasi Aljabar Lie Forbenius-Quasi Dari Aljabar Lie Filiform Berdimensi ≤ 5

open access: yesJambura Journal of Mathematics
In this research, we studied quasi-Frobenius Lie algebras and filiform Lie algebras of dimensions ≤ 5 over real field. The primary objective of this research is to classify the classification of filiform Lie algebras of dimensions ≤ 5 into quasi ...
Putri Nisa Pratiwi   +2 more
doaj   +1 more source

Nonassociative Algebras: A Framework for Differential Geometry

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 2003
A nonassociative algebra endowed with a Lie bracket, called a torsion algebra, is viewed as an algebraic analog of a manifold with an affine connection.
Lucian M. Ionescu
doaj   +1 more source

Periodic random attractors for stochastic Navier-Stokes equations on unbounded domains

open access: yesElectronic Journal of Differential Equations, 2012
This article concerns the asymptotic behavior of solutions to the two-dimensional Navier-Stokes equations with both non-autonomous deterministic and stochastic terms defined on unbounded domains.
Bixiang Wang
doaj  

From Gauge Anomalies to Gerbes and Gerbal Representations: Group Cocycles in Quantum Theory

open access: yesActa Polytechnica, 2010
In this paper I shall discuss the role of group cohomology in quantum mechanics and quantum field theory. First, I recall how cocycles of degree 1 and 2 appear naturally in the context of gauge anomalies.
J. Mickelsson
doaj  

Scalar field on a higher-spin background via Fedosov quantization

open access: yesJournal of High Energy Physics
Conformal higher-spin gravity is the log-divergent part of the effective action of the scalar field coupled to background fields via higher-spin currents, as was defined by Segal and Tseytlin, which can be worked out over the flat space background.
Thomas Basile   +2 more
doaj   +1 more source

Geometry of Torsion Gerbes and Flat Twisted Vector Bundles

open access: yesAxioms
Gerbes and higher gerbes are geometric cocycles representing higher degree cohomology classes, and are attracting considerable interest in differential geometry and mathematical physics.
Byungdo Park
doaj   +1 more source

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