Lsdiff M and the Einstein Equations
arXiv:gr-qc/9411059 · doi:10.1088/0264-9381/13/1/001
Abstract
We give a formulation of the vacuum Einstein equations in terms of a set of volume-preserving vector fields on a four-manifold . These vectors satisfy a set of equations which are a generalisation of the Yang-Mills equations for a constant connection on flat spacetime.
5 pages, no figures, Latex, uses amsfonts, amssym.def and amssym.tex. Note added on more direct connection with Yang-Mills equations