Abstract
Perturbation of general-relativistic predictions around flat geometry, in general, introduces inevitable ambiguity. The ambiguity reflects the geometrical nature of general relativity and is never a difficulty of it. We explain it by taking a concrete example of the radar-echo experiment.
- Received 7 June 1989
DOI:https://doi.org/10.1103/PhysRevD.40.3997
©1989 American Physical Society
