Results 21 to 30 of about 329 (169)

Generalized Reynolds Operators on Lie-Yamaguti Algebras

open access: yesAxioms, 2023
In this paper, the notion of generalized Reynolds operators on Lie-Yamaguti algebras is introduced, and the cohomology of a generalized Reynolds operator is established.
Wen Teng, Jiulin Jin, Fengshan Long
doaj   +1 more source

Homotopy Transition Cocycles

open access: yes, 2006
14 pages, 4 ...
Wirth, James, Stasheff, Jim
openaire   +3 more sources

Monotonic cocycles

open access: yesInventiones mathematicae, 2015
We develop a "local theory" of multidimensional quasiperiodic $\SL(2,\R)$ cocycles which are not homotopic to a constant. It describes a $C^1$-open neighborhood of cocycles of rotations and applies irrespective of arithmetic conditions on the frequency, being much more robust than the local theory of $\SL(2,\R)$ cocycles homotopic to a constant.
Artur Avila, Raphaël Krikorian
openaire   +2 more sources

Twisted differential K-characters and D-branes

open access: yesNuclear Physics B, 2020
We analyse in detail the language of partially non-abelian Deligne cohomology and of twisted differential K-theory, in order to describe the geometry of type II superstring backgrounds with D-branes.
Fabio Ferrari Ruffino   +1 more
doaj   +1 more source

Lifting via cocycle deformation [PDF]

open access: yesJournal of Pure and Applied Algebra, 2014
We develop a strategy to compute all liftings of a Nichols algebra over a finite dimensional cosemisimple Hopf algebra. We produce them as cocycle deformations of the bosonization of these two. In parallel, we study the shape of any such lifting.
Andruskiewitsch, Nicolás   +4 more
openaire   +4 more sources

Cosmological Perturbations in Double Field Theory

open access: yesJournal of High Energy Physics, 2023
We explore perturbative double field theory about time-dependent (cosmological) backgrounds to cubic order. To this order the theory is consistent in a weakly constrained sense, so that for a toroidal geometry it encodes both momentum and genuine winding
Olaf Hohm, Allison F. Pinto
doaj   +1 more source

Cocyclic Development of Designs [PDF]

open access: yesJournal of Algebraic Combinatorics, 1993
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Horadam, K. J., de Launey, W.
openaire   +2 more sources

Local equivalence and refinements of Rasmussen's s‐invariant

open access: yesJournal of Topology, Volume 19, Issue 1, March 2026.
Abstract Inspired by the notions of local equivalence in monopole and Heegaard Floer homology, we introduce a version of local equivalence that combines odd Khovanov homology with equivariant even Khovanov homology into an algebraic package called a local even–odd (LEO) triple.
Nathan M. Dunfield   +2 more
wiley   +1 more source

Extended Bargmann FDA and non-relativistic gravity

open access: yesNuclear Physics B
In this paper we consider the construction of a free differential algebra as an extension of the extended Bargmann algebra in arbitrary dimensions. This is achieved by introducing a new Maurer-Cartan equation for a three-form gauge multiplet in the ...
Ariana Muñoz   +2 more
doaj   +1 more source

On Exponential Trichotomy of Cocycles over Semiflows

open access: yesAnnals of the West University of Timisoara: Mathematics and Computer Science, 2014
The paper considers a concept of exponential trichotomy for cocycles over semiflows in Banach spaces and as a particular case the corresponding dichotomy concept.
Biriş Larisa, Retezan Raluca
doaj   +1 more source

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