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Invariant points of circular transformations. (English) Zbl 1296.51003

Summary: A geometric constrution is given for the of opposite circular transformations of a real Möbius, Minkowski or Laguerre plane.

MSC:

51B10 Möbius geometries
51B15 Laguerre geometries
51B20 Minkowski geometries in nonlinear incidence geometry