Prog. Theor. Phys. Vol. 70 No. 3 (1983) pp. 886-887
Reduction of Partially Self-Similar Space-Times to Self-Similar Ones in General Relativity
Research Institute for Theoretical Physics, Hiroshima University, Takehara, Hiroshima 725
*Harvard-Smithsonian Center for Astrophysics, 60 Garden St., Cambridge, MA 02138, USA
(Received June 13, 1983)
The definition of partially self-similar space-times introduced by one of the present authors is clarified and it is shown that compatibility with the Einstein equations reduced this class of space-times to the spatially self-similar case.
DOI : 10.1143/PTP.70.886
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