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The Local Rotation Set is an Interval
Let $Homeo\_0 (R 2 ; 0)$ be the set of all homeomorphisms of the plane isotopic to the identity and which fix 0. Recently in the article entitled L'ensemble de rotation local autour d'un point fixe Fr{\'e}d{\'e}ric Le Roux gave the definition of the local rotation set of an isotopy …