Seminar and conference talks

  • 10.3.2018 "Discrete Ricci curvatures"
    Aalto University, Algebraic combinatorics workshop
  • 8.3.2018 "Itsearviointi osana oppimista"
    Helsinki University, Self-assesment workshop
  • 4.1.2018 "Lectures - good or bad?" in the co-organized session for learner-centered education
    University of Eastern Finland, Finnish Mathematical Days 2018
  • 22.8.2017 "Cubic graphs of girth 5 with non-negative Ollivier-Ricci curvature"
    University of Durham, Groups, Graphs and Analysis Seminar
  • 8.6.2016 "Hyperbolic triangular buildings and periodic apartments"
    Newcastle University, invited talk at the workshop Geometry and Computation on Groups and Complexes
  • 8.1.2016 "Teaching experiments on large mathematics courses"
    Turku University, Finnish Mathematical Days 2016.
  • 30.7.2015 "Hyperbolic triangular buildings with and without periodic planes"
    Max Planck Institute for Mathematics, Bonn, Oberseminar Differentialgeometrie
  • 26.1.2015 "Surface subgroups of groups acting on hyperbolic buildings"
    University of Jyväskylä, geometry seminar
  • 22.1.2015 "Hyperbolic buildings"
    Aalto University, ANTA/COST workshop on algebra, number theory, and applications to communications and computing
  • 24.6.2014 "Surface subgroups of groups acting on hyperbolic buildings"
    University of Durham, Groups, Graphs and Analysis Seminar
  • 21.1.2014 "Spherical, affine and (certain) hyperbolic buildings"
    Aalto University, The Renaissance Combinatorics Seminar
  • 22.10.2013 "Fraktaalit"
    Aalto University, LUMA Mathematics seminar for high school students
  • 2.5.2012 "Groups acting on triangular hyperbolic buildings" (slides)
    Aalto University, analysis and geometry seminar
  • 17.4.2012 "Pintojen muodostaminen ja luokittelu"
    Aalto University, LUMA Mathematics seminar for high school students
  • 18.1.2012 "Introduction to Buildings"
    Aalto University, analysis and geometry seminar
  • 14.11.2011 "Uniformly quasiregular mappings of Lattès type"
    Université Paris-Sud 11, harmonic analysis seminar
  • 28.1.2011 "Cocompact actions on hyperbolic buildings"
    Université Paris-Sud 11, geometric group theory seminar
  • 15.10.2010 "UQR mappings of Lattès-type"
    University of Helsinki, geometric analysis seminar
  • 4.1.2010 "Uniformly quasiregular mappings on elliptic riemannian manifolds" (slides)
    University of Jyväskylä, Finnish Mathematical Days 2010
  • 28.10.2009 "Lattès-type uniformly quasiregular mappings and their Julia sets"
    University of Turku, analysis seminar
  • 7.-11.9.2009 "Lattès-type uqr mappings and their Julia sets" (poster)
    Kyoto University, poster session at XII Rolf Nevanlinna Colloquim
  • 6.12.2007 "Uniformly quasiregular mappings"
    Newcastle University, geometry and algebra seminar
  • 17.5.2004 "Quasiregular mappings"
    University of Bonn, BIGS-seminar
  • 2001-2009 Numerous seminar talks at Helsinki University of Technology

Long research visits and semesters abroad

  • Research visit to Max Planck Institute for Mathematics, Bonn, 1.-31.7.2015.
  • Postdoc at Université Paris-Sud XI, Orsay, 1.7.-31.12.2011.
  • Postdoc at Ecole Normale Superieure, Paris, 1.1.-30.6.2011.
  • Research visit to IHES, 22.10.-22.12.2010.
  • Studies at University of Bonn (Bonner Internationale Graduierten Schule), spring semester 2004.

Short visits and conferences

  • Reseach visit to Durham University, 21.-25.8.2017. Hosts: N. Peyerimhoff and D. Cushing
  • Research visit to Newcastle University, 4.-21.6.2016, including participation to the workshop Geometry and Computation on Groups and Complexes 6.-10.6.2016. Hosts: A. Vdovina and N. Peyerimhoff.
  • Research visit to School of Mathematics and Statistics, Newcastle University, 15.-28.6.2014. Host: Dr. Alina Vdovina.
  • Graph Theory and Interactions, LMS-EPSRC Durham Symposium, University of Durham, 15.-25.7.2013.
  • Young geometric group theory II, Technion, Haifa, Israel, 3.-7.2.2013.
  • Geometric and Combinatorial Group Theory with Applications (GAGTA-6), University of Düsseldorf, 30.7.-3.8.2012.
  • Bicentenaire de la naissance d'Évariste Galois, Institut Henri Poincaré, Paris, 24.-28.10.2011.
  • International Conference in Ergodic Theory, Université Paris-Sud XI, Orsay, France, 23.-27.5.2011.
  • Trimester "Metric Geometry, Algorithms and Groups", Institut Henri Poincaré, Paris, 5.1.-8.4.2011.
  • First Conference of ESMA (European Society for Mathematics and Art), Institut Henri Poincaré, Paris, 19.-22.7.2010.
  • Finnish Mathematical Days, University of Jyväskylä, 3.-4.1.2010.
  • Inverse Days, Sodankylä, 14.-16.12.2009.
  • Research visit to Department of Mathematics, University of Turku, 27.-28.10.2009. Host: MSc Daniel Aalto.
  • Research visit to School of Mathematics and Statistics, Newcastle University, 14.-27.9.2009. Host: Dr. Alina Vdovina.
  • XXI Rolf Nevanlinna Colloquium, Kyoto 6.-11.9.2009.
  • Conference in Geometric Analysis and its Applications, Bern, 20.-24.1.2008.
  • Research visit to School of Mathematics and Statistics, Newcastle University, 4.-18.12.2007. Host: Dr. Alina Vdovina.
  • Lars Ahlfors Centennial Celebration, Helsinki, 20.-24.8.2007.
  • Geometric Function Theory Workshop, University of Michigan / Ann Arbor, 8.-12.5.2006.
  • Finnish Mathematical Days, Tampere University of Technology, 4.-5.1.2006.
  • Quasiweekend, Helsinki, 2.-3.12.2005.
  • Research visit to School of Mathematics and Statistics, Newcastle University, 7.-18.11.2005. Host: Dr. Alina Vdovina.
  • XX Rolf Nevanlinnan Colloquium, EPFL Lausanne, 8.-13.8.2005.