Christoforos Neofytidis

This page is no longer updated since I moved to Ohio State University. My new webpage is here.

   About

    Academic Positions

• The Ohio State University, Columbus, United States
  Visiting Assistant Professor, starting Jan 2020
• University of Geneva, Switzerland
  Swiss NSF Research Fellow, Sep 2017-present
• State University of New York (SUNY) at Binghamton, United States
  Robert Riley Assistant Professor, Sep 2014-Aug 2017

• IHES, France, Sep 2019
• CUNY Graduate Center, United States, Feb 2019
• IHES, France, Sep/Oct 2018
• Peking University, China, June 2016
• IHES, France, June/July 2015

    Education

• Ludwig Maximilians University of Munich, Germany
  Ph.D. in Mathematics, 2014
• University of Bonn & Hausdorff Research Institute for Mathematics, Germany
  Visiting Graduate Student, Sep 2008-July 2009
• University of Cyprus, Nicosia, Cyprus
  B.Sc. in Mathematics & M.Sc. in Pure Mathematics, 2007 & 2010

   Publications and Preprints

• Anosov diffeomorphisms on Thurston geometric 4-manifolds
  Preprint: arXiv:1912.01583.

• The simplicial volume of mapping tori of 3-manifolds
  (with M. Bucher), Math. Ann. (to appear).
  Published version

• Virtual Betti numbers of mapping tori of 3-manifolds
  Preprint: arXiv:1810.03057.

• Steenrod problem and the domination relation
  (with J.-F. Lafont), Topology Appl. 255 (2019), 32--40.
  Published version

• Anosov diffeomorphisms of products II. Aspherical manifolds
  J. Pure Appl. Algebra 224 (2020), 1102--1114.
  Published version

• On a problem of Hopf for circle bundles over aspherical manifolds with hyperbolic fundamental groups
  Preprint: arXiv:1712.03582.

• Sets of degrees of maps between SU(2)-bundles over the 5-sphere
  (with J.-F. Lafont), Transform. Groups 24 (2019), 1147--1155.
  Published version

• Anosov diffeomorphisms of products I. Negative curvature and rational homology spheres
  Ergodic Theory Dynam. Systems (to appear).
  Published version

• Domination between different products and finiteness of associated semi-norms
  Preprint: arXiv:1705.09943.
  

• Invariant incompressible surfaces in reducible 3-manifolds
  (with S. Wang), Ergodic Theory Dynam. Systems 39 (2019), 3136--3143.
  Published version

• Ordering Thurston's geometries by maps of non-zero degree
  J. Topol. Anal. 10 (2018), 853--872.
  Published version

• Degrees of self-maps of products
  Int. Math. Res. Not. IMRN 22 (2017), 6977--6989.
  Published version

• Fundamental groups of aspherical manifolds and maps of non-zero degree
  Groups Geom. Dyn. 12 (2018), 637--677.
  Published version

• On stability of non-domination under taking products
  (with D. Kotschick and C. Löh), Proc. Amer. Math. Soc. 144 (2016), 2705--2710.
  Published version

• Branched coverings of simply connected manifolds
  Topology Appl. 178 (2014), 360--371.
  Published version

• On three-manifolds dominated by circle bundles
  (with D. Kotschick), Math. Zeitschrift 274 (2013), 21--32.
  Published version

   Recent and Forthcoming Invited talks

• CUNY Bronx Community College, Colloquium, May 2019
  
• University of Minnesota, Differential Geometry and Symplectic Topology seminar, Apr 2019
  
• Workshop on Riemannian and Simplicial Volume, Karlsruhe, Apr 2019
  
• ETH Zurich, Geometry seminar, Mar 2019
  
• Ohio State University, Topology seminar, Feb 2019
  
• Einstein Chair Mathematics Seminar, CUNY Graduate Center, Feb 2019
  
• Cornell University, Topology and Geometric Group Theory seminar, Jan 2019
  
  

• University of Geneva, Topology and Geometry seminar, Nov 2018
  
• IHES, Mathematics seminar, Sep 2018
  
• University of Cyprus, Colloquium, Aug 2018
  
• University of Fribourg, Geometry seminar, May 2018
  
• Cornell University, Topology and Geometric Group Theory seminar, Feb 2018
  
• Ohio State University, Geometric Group Theory seminar, Feb 2018
  
  

• University of Warwick, Symposium seminar on Geometry, Topology and Dynamics in Low Dimensions, Nov 2017
  
• University of Geneva, Groups and Geometry seminar, Nov 2017
  
• University of Minnesota, Differential Geometry and Symplectic Topology seminar, May 2017
  
• National University of Ireland at Maynooth, Colloquium, Apr 2017
  
• 51st Spring Topology and Dynamics conference, Jersey City, New Jersey, Mar 2017
  
  

• Peking University, Topology seminar, June 2016
  
• SUNY Binghamton, Geometry and Topology seminar, Apr 2016
  
• 50th Spring Topology and Dynamics conference, Waco, Texas, Mar 2016
  
• University of Geneva, Groups and Geometry seminar, Jan 2016
  
  

• University of Athens, Geometry seminar, June 2015
  
• University of Cyprus, Colloquium, May 2015
  
• University of Chicago, Geometry/Topology seminar, May 2015
  
• Ohio State University, Geometric Group Theory seminar, May 2015
  
• Caltech, Geometry and Topology seminar, Apr 2015
  
• Geometric Topology workshop, Oberwolfach, Jan 2015
  
  

• SUNY Binghamton, Geometry and Topology seminar, Nov 2014
  
• Cornell University, Topology and Geometric Group Theory seminar, Sep 2014
  
• Geometric Topology conference, Bilbao, July 2014
  
• University of Pisa, Geometry seminar, Jan 2014
  
  

• University of Fribourg, Colloquium, Nov 2013
  
• Marseille University, Algebra, Dynamics and Topology seminar, Oct 2013
  
• University of Cyprus, Colloquium, Sep 2013
  
• University of Munich, Geometry seminar, July 2013
  
• University of Regensburg, Geometry and Global Analysis seminar, May 2013

  Borel Seminar 2018: Topology and Dynamics in the Swiss Alps