Research Group Geometry, Topology and Group Theory

Mathematisches Institut, Universität Münster

© AG Kramer

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Olga Varghese

Dr. Olga Varghese

Department of Mathematics
OvGU Magdeburg
Universitätsplatz 2
39106 Magdeburg

Email: olga.varghese [at]

Note: I've moved to OvGU Magdeburg. My new website can be found here.

Research interests

Geometric Group Theory

Publications and preprints

  1. Philip Möller, Luis Paris and Olga Varghese.
    On parabolic subgroups of Artin Groups.
    Preprint, (2022).
  2. Daniel Keppeler, Philip Möller and Olga Varghese.
    Automatic continuity for groups whose torsion subgroups are small.
    Preprint, (2021).
  3. Philip Möller and Olga Varghese.
    Abstract group actions of locally compact groups on CAT(0) spaces.
    To appear in GGD, (2021).
  4. Olga Varghese.
    Automorphism groups of Coxeter groups do not have Kazhdan's property (T).
    Preprint, (2020).
  5. Samuel M. Corson and Olga Varghese.
    A Nunke type classification in the locally compact setting.
    Journal of Algebra 563 (2020), 49-52.
  6. Olga Varghese.
    On number of ends of graph products of groups.
    Communications in Algebra 48 (2020), no. 6, 2418–2427.
  7. Nils Leder und Olga Varghese.
    A note on locally elliptic actions on cube complexes.
    Innovations in Incidence Geometry: Algebraic, Topological and Combinatorial 18-1 (2020), 1-6.
  8. Olga Varghese.
    On hyperbolicity and virtual freeness of automorphism groups.
    Geometriae Dedicata 207 (2020), 51–60.
  9. Olga Varghese.
    The automorphism group of the universal Coxeter group.
    To appear in Expositiones Mathematicae, (2019).
  10. Linus Kramer and Olga Varghese.
    Abstract homomorphisms from locally compact groups to discrete groups.
    Journal of Algebra, vol. 538, (2019), 127-139. (2019).
  11. Anthony Genevois and Olga Varghese.
    Conjugating automorphisms of graph products: Kazhdan's property (T) and SQ-universality.
    Bulletin of the Australian Mathematical Society 101 (2020), no. 2, 272–282.
  12. Olga Varghese.
    A condition that prevents groups from acting fixed point free on cube complexes.
    Geometriae Dedicata 200 (2019), no. 1, 85–91.
  13. Olga Varghese.
    On coherence of graph products of groups and Coxeter groups.
    Discrete Mathematics, vol. 342(7), (2019), 2100-2105.
  14. Olga Varghese.
    Planarity of Cayley graphs of graph products of groups.
    Discrete Mathematics, vol. 342(6), (2019), 1812-1819.
  15. Olga Varghese.
    Representations of groups with CAT(0) fixed point property.
    Archiv der Mathematik, vol. 111(3), (2018), 231-238.
  16. Olga Varghese.
    Actions of SAut(Fn ).
    Archiv der Mathematik, vol. 110(4), (2018), 319-325.
  17. Olga Varghese.
    Fixed points for actions of Aut(Fn ) on CAT(0) spaces.
    Münster Journal of Mathematics, vol. 7, (2014), 439-462.

Further writings



Last modified: 02/16/22, 11:34:10