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The topic of this thesis is the development of a versatile and geometrically motivated differential calculus on non-commutative or quantum spaces, providing powerful but easy-to-use mathematical tools for applications in physics and related…

High Energy Physics - Theory · Physics 2008-02-03 Peter Schupp

We give a pedagogical introduction to the differential calculus on quantum groups by stressing at all stages the connection with the classical case ($q \rightarrow 1$ limit). The Lie derivative and the contraction operator on forms and…

High Energy Physics - Theory · Physics 2009-10-22 P. Aschieri , L. Castellani

It is shown that every quantum principal bundle with a compact structure group is a Hopf-Galois extension. This property naturally extends to the level of general differential structures, so that every differential calculus over a quantum…

q-alg · Mathematics 2008-02-03 Mico Durdevic

We introduce a general recipe to construct quantum projective homogeneous spaces, with a particular interest for the examples of the quantum Grassmannians and the quantum generalized flag varieties. Using this construction, we extend the…

Quantum Algebra · Mathematics 2008-09-04 N. Ciccoli , R. Fioresi , F. Gavarini

Using the curved bc-beta-gamma system (a tensor product of a Heisenberg and a Clifford vertex algebra) we introduce quantum analogy of Lichnerowicz differential. As follows we suggest new machinery for finding the Lichnerowicz-Poisson…

Quantum Algebra · Mathematics 2021-08-17 Valerii Sopin

A new framework for noncommutative complex geometry on quantum homogeneous spaces is introduced. The main ingredients used are covariant differential calculi and Takeuchi's categorical equivalence for faithfully flat quantum homogeneous…

Quantum Algebra · Mathematics 2015-11-06 Réamonn Ó Buachalla

The relationship between the exactness of a first order differential calculus on a comodule algebra $P$ and the Galois property of $P$ is investigated.

q-alg · Mathematics 2009-10-30 Piotr M. Hajac

The natural generalization of the notion of bundle in quantum geometry is that of bimodule. If the base space has quantum group symmetries one is particularly interested in bimodules covariant (equivariant) under these symmetries. Most…

Quantum Algebra · Mathematics 2009-11-07 Robert Oeckl

A brief review of the construction and classifiaction of the bicovariant differential calculi on quantum groups is given.

High Energy Physics - Theory · Physics 2007-05-23 B. Jurco

Noncommutative or `quantum' differential geometry has emerged in recent years as a process for quantizing not only a classical space into a noncommutative algebra (as familiar in quantum mechanics) but also differential forms, bundles and…

Quantum Algebra · Mathematics 2014-10-31 Edwin J. Beggs , Shahn Majid

We prove a `Whitney' presentation, and a `Coulomb branch' presentation, for the torus equivariant quantum K theory of the Grassmann manifold $\mathrm{Gr}(k;n)$, inspired from physics, and stated in an earlier paper. The first presentation…

Algebraic Geometry · Mathematics 2025-09-05 Wei Gu , Leonardo C. Mihalcea , Eric Sharpe , Hao Zou

A differential calculus on an associative algebra A is an algebraic analogue of the calculus of differential forms on a smooth manifold. It supplies A with a structure on which dynamics and field theory can be formulated to some extent in…

High Energy Physics - Theory · Physics 2009-10-28 H. C. Baehr , A. Dimakis , F. Müller-Hoissen

We consider the possible covariant external algebra structures for Cartan's 1-forms on GL_q(N) and SL_q(N). We base upon the following natural postulates: 1. the invariant 1-forms realize an adjoint representation of quantum group; 2. all…

High Energy Physics - Theory · Physics 2016-09-06 A. P. Isaev , P. N. Pyatov

The differential calculus on the quantum Heisenberg group is conlinebreak structed. The duality between quantum Heisenberg group and algebra is proved.

q-alg · Mathematics 2009-10-30 Piotr Kosinski , Pawel Maslanka , Karol Przanowski

We construct Chern-Simons bundles as $\mathrm{Aut}^{+}P$-equivariant $U(1)$ -bundles with connection over the space of connections $\mathcal{A}_{P}$ on a principal $G$-bundle $P\rightarrow M$. We show that the Chern-Simons bundles are…

Mathematical Physics · Physics 2021-08-25 Roberto Ferreiro Pérez

We construct a category of quantum polynomial functors which deforms Friedlander and Suslin's category of strict polynomial functors. The main aim of this paper is to develop from first principles the basic structural properties of this…

Quantum Algebra · Mathematics 2019-04-18 Jiuzu Hong , Oded Yacobi

This paper contains a set of lecture notes on manifolds with boundary and corners, with particular attention to the space of quantum states. A geometrically inspired way of dealing with these kind of manifolds is presented,and explicit…

Mathematical Physics · Physics 2018-02-07 Florio Maria Ciaglia , Fabio Di Cosmo , Marco Laudato , Giuseppe Marmo

We express the first jet bundle of curves in Euclidean space as homogeneous spaces associated to a Galilean-type group. Certain Cartan connections on a manifold with values in the Lie algebra of the Galilean group are characterized as…

Differential Geometry · Mathematics 2015-09-15 James D. E. Grant , Brad Lackey

It is shown that quantized irreducible flag manifolds possess a canonical $q$-analogue of the de Rham complex. Generalizing the well known situation for the standard Podle\'s' quantum sphere this analogue is obtained as the universal…

Quantum Algebra · Mathematics 2007-05-23 I. Heckenberger , S. Kolb

Let $(M,F)$ be a Finsler manifold. We construct a 1-cocycle on $\Diff(M)$ with values in the space of differential operators acting on sections of some bundles, by means of the Finsler function $F.$ As an operator, it has several…

Differential Geometry · Mathematics 2007-10-29 Sofiane Bouarroudj