We must suppose that the gravitating fluid has a velocity which is at least a hundred millions of times greater than that of light.
Celestial Mechanics, Volume 4 (p. 645), Chelsea Publishing Company. 1966
We must suppose that the gravitating fluid has a velocity which is at least a hundred millions of times greater than that of light.
Celestial Mechanics, Volume 4 (p. 645), Chelsea Publishing Company. 1966