Gravitational waves in general relativity: XIV. Bondi expansions and the ``polyhomogeneity'' of \Scri

Piotr T. Chrusciel, Malcolm A. H. MacCallum, David B. Singleton

The structure of polyhomogeneous space-times (i.e., space-times with metrics which admit an expansion in terms of $r^{-j}{\log }^{i}r$) constructed by a Bondi--Sachs type method is ana…