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On a problem of Gauthier

Published online by Cambridge University Press:  26 February 2010

J. Clunie
J. Clunie
Affiliation:
Department of Mathematics, Imperial College, London, S.W.7
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Extract

If ω, ω′ are two points in the extended complex plane then the distance between their stereographic projections on the Riemann sphere is

with an obvious interpretation if ω or ω′ is ∞. is called the distance between ω and ω′ in the spherical or in the chordal metric.

Type
Research Article
Information
Mathematika , Volume 18 , Issue 1 , June 1971 , pp. 126 - 129
Copyright
Copyright © University College London 1971

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