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Margalit, Dan; Winarski, Rebecca R.
The Bulletin of the London Mathematical Society, June 2021, Letnik: 53, Številka: 3Journal Article
In the 1970s, Joan Birman and Hugh Hilden wrote several papers on the problem of relating the mapping class group of a surface to that of a covering space. Their results provide a bridge between the theories of mapping class groups and braid groups. We survey the work of Birman and Hilden, give an overview of the subsequent developments, and discuss open questions and new directions.
