Towards noncommutative gravity
arXiv:0902.0767 · doi:10.1142/9789814277839_0017
Abstract
In this short article accessible for non-experts I discuss possible ways of constructing a non-commutative gravity paying special attention to possibilities of realizing the full diffeomorphism symmetry and to relations with 2D gravities.
10p, Contribution to "Fundamental Interactions - A Memorial Volume for Wolfgang Kummer", to appear in World Scientific, v2: refs added