Results 41 to 50 of about 3,211 (69)

Some aspects of noncommutative differential geometry [PDF]

open access: yes, 1995
We discuss in some generality aspects of noncommutative differential geometry associated with reality conditions and with differential calculi. We then describe the differential calculus based on derivations as generalization of vector fields, and we ...
Dubois-Violette, Michel
core  

Noncommutative Geometry and Conformal Geometry. III. Vafa-Witten Inequality and Poincar\'e Duality

open access: yes, 2015
This paper is the the third part of a series of paper whose aim is to use of the framework of \emph{twisted spectral triples} to study conformal geometry from a noncommutive geometric viewpoint. In this paper we reformulate the inequality of Vafa-Witten \
Ponge, Raphaël, Wang, Hang
core   +1 more source

Examples of derivation-based differential calculi related to noncommutative gauge theories

open access: yes, 2008
Some derivation-based differential calculi which have been used to construct models of noncommutative gauge theories are presented and commented. Some comparisons between them are made.Comment: 22 pages, conference given at the "International Workshop in
Chari V.   +11 more
core   +2 more sources

On the noncommutative standard model

open access: yes, 2007
We propose a pedestrian review of the noncommutative standard model in its present state.Comment: dedicated to Alain Connes on the occasion of his 60th ...
Jureit, Jan-H.   +3 more
core   +2 more sources

On a Classification of Irreducible Almost Commutative Geometries, A Second Helping

open access: yes, 2005
We complete the classification of almost commutative geometries from a particle physics point of view given in hep-th/0312276. Four missing Krajewski diagrams will be presented after a short introduction into irreducible, non-degenerate spectral triples ...
Christoph A. Stephan   +3 more
core   +1 more source

Notes on "quantum gravity" and non-commutative geometry

open access: yes, 2010
I hesitated for a long time before giving shape to these notes, originally intended for preliminary reading by the attendees to the Summer School "New paths towards quantum gravity" (Holbaek Bay, Denmark, May 2008).
Gracia-Bondia, Jose M.
core   +1 more source

Noncommutative geometry on trees and buildings [PDF]

open access: yes, 2006
We describe the construction of theta summable and finitely summable spectral triples associated to Mumford curves and some classes of higher dimensional buildings. The finitely summable case is constructed by considering the stabilization of the algebra
Cornelissen, Gunther   +3 more
core   +2 more sources

Quantum-Spacetime Phenomenology. [PDF]

open access: yesLiving Rev Relativ, 2013
Amelino-Camelia G.
europepmc   +1 more source

Loop Quantum Gravity. [PDF]

open access: yesLiving Rev Relativ, 1998
Rovelli C.
europepmc   +1 more source
Some of the next articles are maybe not open access.

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