Now showing items 1-3 of 3

  • A recursive presentation for Mihailova's subgroup 

    Bogopolski, Oleg; Ventura Capell, Enric (2010)
    Article
    Open Access
    We give an explicit recursive presentation for Mihailova's sub- group M(H) of Fn Fn corresponding to a nite, concise and Pei er aspherical presentation H = hx1; : : : ; xn jR1; : : : ;Rmi. This partially answers a ...
  • On endomorphisms of torsion-free hyperbolic groups 

    Bogopolski, Oleg; Ventura Capell, Enric (2011-02-10)
    Article
    Open Access
  • The automorphism group of a free-by-cyclic group in rank 2 

    Bogopolski, Oleg; Martino, Armando; Ventura Capell, Enric (2007-05)
    Article
    Open Access
    Let ¡ be an automorphism of a free group F 2 of rank 2 and let M ¡ = F 2 o ¡ Z be the corresponding mapping torus of ¡ . We prove that the group Out ( M ¡ ) is usually virtually cyclic. More- over, ...