Archiv der Mathematik

, Volume 50, Issue 5, pp 402–416 | Cite as

The automorphism group of certain HNN extensions

  • D. Varsos


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    A. Karrass andD. Solitar, The subgroups of a free product of two groups with an amalgamated subgroup. Trans. Amer. Math. Soc.150, 227–255 (1970).Google Scholar
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    A. Karrass andD. Solitar, Subgroups of HNN groups and groups with one defining relation. Canad. J. Math.23, 627–643 (1971).Google Scholar
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    J.-P.Serre, Trees. Berlin-Heidelberg-New York 1980.Google Scholar

Copyright information

© Birkhäuser Verlag 1988

Authors and Affiliations

  • D. Varsos
    • 1
  1. 1.Department of Mathematics Section of Algebra and GeometryUniversity of AthensPanepistemiopolisGreece

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