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General Relativity and Gravitation

, Volume 38, Issue 11, pp 1559–1564

First Online: 26 September 2006


We discuss the existence, arising by analogy to that in algebraically special space-times, of a unique asymptotically shear-free congruence in any asymptotically flat space-time. Associated with it is a unique complex analytic curve in H-space. The surprising potential physical significance of this curve is discussed.

Fifth Award in the 2006 Essay Competition of the Gravity Research Foundation.

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Author: Carlos Kozameh - Ezra T. Newman - Gilberto Silva-Ortigoza



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