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The theorem of Kerékjártó on periodic homeomorphisms of the disc and the sphere. (English) Zbl 0852.57012
Summary: We give a modern exposition and an elementary proof of the topological equivalence between periodic homeomorphisms of the disc and the sphere and Euclidean isometries.

##### MSC:
 57N05 Topology of the Euclidean $$2$$-space, $$2$$-manifolds (MSC2010)
##### Keywords:
periodic homeomorphisms; disc; sphere