A theory in which gravity is produced by a massless vector field in addition to the usual metric field is presented and found to be compatible with present solar-system experiments and cosmological expansion. A special case predicts the same first post-Newtonian gravitational experimental results as general relativity.
No takes yet. Share an insight, caveat, or question.
Hellings et al. (1973) studied this question.
Synapse has enriched 5 closely related papers on similar clinical questions. Consider them for comparative context: