A Theory of Time and Space. By Robb Alfred A., M.A. Pp. vi + 373. 10s. 6d. net. 1914. (Cambridge University Press.) - The Principles of Relativity. By Cunningham E., M.A. Pp. xiv + 222. 9s. net. 1914. (Cambridge University Press.) - The Theory of Relativity. By Silberstein L., Ph.D. Pp. viii + 295. 10s. net. 1914. (London : Macmillan &amp; Co.)
The mathematical gazette/Mathematical gazette