On space-times admitting shear-free, irrotational, geodesic null congruences
A. M. SintesA. A. ColeyD. J. McManus
所有作者
A. M. SintesA. A. ColeyD. J. McManus
文献摘要
Space-times admitting a shear-free, irrotational, geodesic null congruence
are studied. Attention is focused on those space-times in which the
gravitational field is a combination of a perfect fluid and null radiation.