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Activities

Employment (2)

Ohio State University: Columbus, OH, US

2005-08 to present | Professor (Mathematics)
Employment
Source: Self-asserted source
Jean-Francois Lafont

Binghamton University: Binghamton, NY, US

2002-08 to 2005-08 | Postdoc (Mathematics)
Employment
Source: Self-asserted source
Jean-Francois Lafont

Education and qualifications (2)

University of Michigan: Ann Arbor, MI, US

1996-08 to 2002-05 | Ph.D. (Mathematics)
Education
Source: Self-asserted source
Jean-Francois Lafont

Colgate University: Hamilton, NY, US

1992-08 to 1996-05 | BS (Mathematics)
Education
Source: Self-asserted source
Jean-Francois Lafont

Funding (11)

Around Non-Positive Curvature

2021-07-01 to 2024-06-30 | Grant
Directorate for Mathematical & Physical Sciences (Arlington, US)
GRANT_NUMBER: 2109683
Source: Self-asserted source
Jean-Francois Lafont via DimensionsWizard

Geometry, Topology, and Dynamics of Spaces of Non-Positive Curvature

2018-08-01 to 2021-07-31 | Grant
Directorate for Mathematical & Physical Sciences (Arlington, US)
GRANT_NUMBER: 1812028
Source: Self-asserted source
Jean-Francois Lafont via DimensionsWizard

Aspects of non-positive curvature

2015-06-01 to 2018-05-31 | Grant
Directorate for Mathematical & Physical Sciences (Arlington, US)
GRANT_NUMBER: 1510640
Source: Self-asserted source
Jean-Francois Lafont via DimensionsWizard

Conference: Topological methods in group theory, June 16-20, 2014

2014-05-01 to 2015-04-30 | Grant
Directorate for Mathematical & Physical Sciences (Arlington, US)
GRANT_NUMBER: 1441592
Source: Self-asserted source
Jean-Francois Lafont via DimensionsWizard

Topology and non-positive curvature

2012-06-01 to 2015-08-31 | Grant
Directorate for Mathematical & Physical Sciences (Arlington, US)
GRANT_NUMBER: 1207782
Source: Self-asserted source
Jean-Francois Lafont via DimensionsWizard

Geometry and Topology in Samos

2012-06-01 to 2013-05-31 | Grant
Directorate for Mathematical & Physical Sciences (Arlington, US)
GRANT_NUMBER: 1237653
Source: Self-asserted source
Jean-Francois Lafont via DimensionsWizard

Geometry, topology, and dynamics in negative curvature

2010-07-01 to 2011-06-30 | Grant
Directorate for Mathematical & Physical Sciences (Arlington, US)
GRANT_NUMBER: 1016098
Source: Self-asserted source
Jean-Francois Lafont via DimensionsWizard

Interactions between geometry and topology

2009-10-01 to 2012-09-30 | Grant
Directorate for Mathematical & Physical Sciences (Arlington, US)
GRANT_NUMBER: 0906483
Source: Self-asserted source
Jean-Francois Lafont via DimensionsWizard

SM: Three Special-Topic Cross-disciplinary Research Years at Ohio State

2008-07-01 to 2012-06-30 | Grant
Directorate for Mathematical & Physical Sciences (Arlington, US)
GRANT_NUMBER: 0752826
Source: Self-asserted source
Jean-Francois Lafont via DimensionsWizard

Geometry, Topology, and Their Interactions

2007-01-15 to 2007-12-31 | Grant
Directorate for Mathematical & Physical Sciences (Arlington, US)
GRANT_NUMBER: 0650422
Source: Self-asserted source
Jean-Francois Lafont via DimensionsWizard

Geometrical Methods in Algebra and Topology

2006-07-15 to 2009-06-30 | Grant
Directorate for Mathematical & Physical Sciences (Arlington, US)
GRANT_NUMBER: 0606002
Source: Self-asserted source
Jean-Francois Lafont via DimensionsWizard

Works (49)

Finiteness of maximal geodesic submanifolds in hyperbolic hybrids

Journal of the European Mathematical Society
2021-06-08 | Journal article
Part of ISSN: 1435-9855
Source: Self-asserted source
Jean-Francois Lafont

Virtually cyclic dimension for 3-manifold groups

Groups, Geometry, and Dynamics
2021-04-28 | Journal article
Part of ISSN: 1661-7207
Source: Self-asserted source
Jean-Francois Lafont

The weak specification property for geodesic flows on CAT(–1) spaces

Groups, Geometry, and Dynamics
2020-02-27 | Journal article
Part of ISSN: 1661-7207
Source: Self-asserted source
Jean-Francois Lafont

Strong symbolic dynamics for geodesic flows on CAT$(-1)$ spaces and other metric Anosov flows

Journal de l’École polytechnique — Mathématiques
2020-01-15 | Journal article
Part of ISSN: 2270-518X
Source: Self-asserted source
Jean-Francois Lafont

Primitive geodesic lengths and (almost) arithmetic progressions

Publicacions Matematiques
2019 | Journal article
EID:

2-s2.0-85058443004

Contributors: Lafont, J.-F.; McReynolds, D.B.
Source: Self-asserted source
Jean-Francois Lafont via Scopus - Elsevier

Filling triangulated surfaces

Geometriae Dedicata
2019-10 | Journal article
Part of ISSN: 0046-5755
Part of ISSN: 1572-9168
Source: Self-asserted source
Jean-Francois Lafont

Fat Flats in Rank One Manifolds

The Michigan Mathematical Journal
2019-06 | Journal article
Part of ISSN: 0026-2285
Source: Self-asserted source
Jean-Francois Lafont

Some Kähler structures on products of 2-spheres

L’Enseignement Mathématique
2019-05-23 | Journal article
Part of ISSN: 0013-8584
Source: Self-asserted source
Jean-Francois Lafont

Steenrod problem and the domination relation

Topology and its Applications
2019-03 | Journal article
Part of ISSN: 0166-8641
Source: Self-asserted source
Jean-Francois Lafont

Marked length rigidity for Fuchsian buildings

Ergodic Theory and Dynamical Systems
2018 | Journal article
EID:

2-s2.0-85043452366

Contributors: CONSTANTINE, D.; LAFONT, J.-F.
Source: Self-asserted source
Jean-Francois Lafont via Scopus - Elsevier

Marked length rigidity for one-dimensional spaces

Journal of Topology and Analysis
2018 | Journal article
EID:

2-s2.0-85042771490

Contributors: Constantine, D.; Lafont, J.-F.
Source: Self-asserted source
Jean-Francois Lafont via Scopus - Elsevier

SETS OF DEGREES OF MAPS BETWEEN SU(2)-BUNDLES OVER THE 5-SPHERE

Transformation Groups
2018 | Journal article
EID:

2-s2.0-85051857853

Contributors: Lafont, J.-F.; Neofytidis, C.
Source: Self-asserted source
Jean-Francois Lafont via Scopus - Elsevier

Vanishing simplicial volume for certain affine manifolds

Proceedings of the American Mathematical Society
2018 | Journal article
EID:

2-s2.0-85041502345

Contributors: Bucher, M.; Connell, C.; Lafont, J.-F.
Source: Self-asserted source
Jean-Francois Lafont via Scopus - Elsevier

Barycentric straightening and bounded cohomology

Journal of the European Mathematical Society
2018-10-12 | Journal article
Part of ISSN: 1435-9855
Source: Self-asserted source
Jean-Francois Lafont

Equivariant K-homology for hyperbolic reflection groups

The Quarterly Journal of Mathematics
2018-07-13 | Journal article
Part of ISSN: 0033-5606
Part of ISSN: 1464-3847
Source: Self-asserted source
Jean-Francois Lafont

Hyperbolic groups with boundary an n-dimensional Sierpinski space

Journal of Topology and Analysis
2017 | Journal article
EID:

2-s2.0-85028300858

Contributors: Lafont, J.-F.; Tshishiku, B.
Source: Self-asserted source
Jean-Francois Lafont via Scopus - Elsevier

Quasicircle boundaries and exotic almost-isometries

Annales de l'Institut Fourier
2017 | Journal article
EID:

2-s2.0-85021059751

Contributors: Lafont, J.-F.; Schmidt, B.; Van Limbeek, W.
Source: Self-asserted source
Jean-Francois Lafont via Scopus - Elsevier

Aspherical Products Which do not Support Anosov Diffeomorphisms

Annales Henri Poincare
2016 | Journal article
EID:

2-s2.0-84965060764

Contributors: Gogolev, A.; Lafont, J.-F.
Source: Self-asserted source
Jean-Francois Lafont via Scopus - Elsevier

On the hausdorff dimension of CAT(κ) surfaces

Analysis and Geometry in Metric Spaces
2016 | Journal article
EID:

2-s2.0-84989306740

Contributors: Constantine, D.; Lafont, J.-F.
Source: Self-asserted source
Jean-Francois Lafont via Scopus - Elsevier

Preface

Springer Proceedings in Mathematics and Statistics
2016 | Conference paper
EID:

2-s2.0-84989811062

Contributors: Davis, M.W.; Fowler, J.; Lafont, J.-F.; Leary, I.J.
Source: Self-asserted source
Jean-Francois Lafont via Scopus - Elsevier

Rigidity of almost-isometric universal covers

Indiana University Mathematics Journal
2016 | Journal article
EID:

2-s2.0-84965076555

Contributors: Kar, A.; Lafont, J.-F.; Schmidt, B.
Source: Self-asserted source
Jean-Francois Lafont via Scopus - Elsevier

Revisiting Farrell’s nonfiniteness of Nil

Annals of K-Theory
2016-01-01 | Journal article
Part of ISSN: 2379-1691
Part of ISSN: 2379-1683
Source: Self-asserted source
Jean-Francois Lafont

Rigidity of high dimensional graph manifolds

Asterisque
2015 | Book
EID:

2-s2.0-84979021602

Contributors: Frigerio, R.; Lafont, J.-F.; Sisto, A.
Source: Self-asserted source
Jean-Francois Lafont via Scopus - Elsevier

Aspherical manifolds that cannot be triangulated

Algebraic and Geometric Topology
2014 | Journal article
EID:

2-s2.0-84893353736

Contributors: Davis, M.W.; Fowler, J.; Lafont, J.-F.
Source: Self-asserted source
Jean-Francois Lafont via Scopus - Elsevier

Isomorphism versus commensurability for a class of finitely presented groups

Journal of Group Theory
2014 | Journal article
EID:

2-s2.0-84896768759

Contributors: Arzhantseva, G.; Lafont, J.-F.; Minasyan, A.
Source: Self-asserted source
Jean-Francois Lafont via Scopus - Elsevier

4-Dimensional locally cat(0)-manifolds with no riemannian smoothings

Duke Mathematical Journal
2012 | Journal article
EID:

2-s2.0-84858204433

Contributors: Davis, M.; Januszkiewicz, T.; Lafont, J.-F.
Source: Self-asserted source
Jean-Francois Lafont via Scopus - Elsevier

Comparing seminorms on homology

Pacific Journal of Mathematics
2012 | Journal article
EID:

2-s2.0-84872526491

Contributors: Lafont, J.-F.; Pittet, C.
Source: Self-asserted source
Jean-Francois Lafont via Scopus - Elsevier

Preface

Pure and Applied Mathematics Quarterly
2012 | Journal article
EID:

2-s2.0-84857143327

Contributors: Davis, J.F.; Ji, L.; Juan-Pineda, D.; Lafont, J.-F.; Prassidis, S.
Source: Self-asserted source
Jean-Francois Lafont via Scopus - Elsevier

Algebraic K-theory of virtually free groups

Proceedings of the Royal Society of Edinburgh Section A: Mathematics
2011 | Journal article
EID:

2-s2.0-84857296469

Contributors: Juan-Pineda, D.; Lafont, J.-F.; Millan-Vossler, S.; Pallekonda, S.
Source: Self-asserted source
Jean-Francois Lafont via Scopus - Elsevier

Large scale detection of half-flats in cat.0. Spaces

Indiana University Mathematics Journal
2010 | Journal article
EID:

2-s2.0-79954451308

Contributors: Francaviglia, S.; Lafont, J.F.
Source: Self-asserted source
Jean-Francois Lafont via Scopus - Elsevier

Lower algebraic K-theory of certain reflection groups

Mathematical Proceedings of the Cambridge Philosophical Society
2010 | Journal article
EID:

2-s2.0-77952545412

Contributors: Lafont, J.-F.; Magurn, B.A.; Ortiz, I.J.
Source: Self-asserted source
Jean-Francois Lafont via Scopus - Elsevier

A boundary version of Cartan-Hadamard and applications to rigidity

Journal of Topology and Analysis
2009 | Journal article
EID:

2-s2.0-84857607828

Contributors: Lafont, J.-F.
Source: Self-asserted source
Jean-Francois Lafont via Scopus - Elsevier

A note on strong Jordan separation

Publicacions Matematiques
2009 | Journal article
EID:

2-s2.0-69549086673

Contributors: Lafont, J.-F.
Source: Self-asserted source
Jean-Francois Lafont via Scopus - Elsevier

Involutions of negatively curved groups with wild boundary behavior

Pure and Applied Mathematics Quarterly
2009 | Journal article
EID:

2-s2.0-67651232215

Contributors: Farrell, F.T.; Lafont, J.-F.
Source: Self-asserted source
Jean-Francois Lafont via Scopus - Elsevier

Lower algebraic K-theory of hyperbolic 3-simplex reflection groups

Commentarii Mathematici Helvetici
2009 | Journal article
EID:

2-s2.0-67849109903

Contributors: Lafont, J.-F.; Ortiz, I.J.
Source: Self-asserted source
Jean-Francois Lafont via Scopus - Elsevier

Splitting formulas for certain Waldhausen Nil-groups

Journal of the London Mathematical Society
2009 | Journal article
EID:

2-s2.0-65249116311

Contributors: Lafont, J.-F.; Ortiz, I.J.
Source: Self-asserted source
Jean-Francois Lafont via Scopus - Elsevier

Relating the Farrell Nil-groups to the Waldhausen Nil-groups

Forum Mathematicum
2008 | Journal article
EID:

2-s2.0-44349118417

Contributors: Lafont, J.-F.; Ortiz, I.J.
Source: Self-asserted source
Jean-Francois Lafont via Scopus - Elsevier

A note on the characteristic classes of non-positively curved manifolds

Expositiones Mathematicae
2007 | Journal article
EID:

2-s2.0-33845993612

Contributors: Lafont, J.-F.; Roy, R.
Source: Self-asserted source
Jean-Francois Lafont via Scopus - Elsevier

Blocking light in compact riemannian manifolds

Geometry and Topology
2007 | Journal article
EID:

2-s2.0-48249154109

Contributors: Lafont, J.-F.; Schmidt, B.
Source: Self-asserted source
Jean-Francois Lafont via Scopus - Elsevier

Diagram rigidity for geometric amalgamations of free groups

Journal of Pure and Applied Algebra
2007 | Journal article
EID:

2-s2.0-33845995076

Contributors: Lafont, J.-F.
Source: Self-asserted source
Jean-Francois Lafont via Scopus - Elsevier

Relative hyperbolicity, classifying spaces, and lower algebraic K-theory

Topology
2007 | Journal article
EID:

2-s2.0-35948972076

Contributors: Lafont, J.-F.; Ortiz, I.J.
Source: Self-asserted source
Jean-Francois Lafont via Scopus - Elsevier

Rigidity of hyperbolic P-manifolds: A survey

Geometriae Dedicata
2007 | Journal article
EID:

2-s2.0-34250744739

Contributors: Lafont, J.-F.
Source: Self-asserted source
Jean-Francois Lafont via Scopus - Elsevier

Roundness properties of groups

Geometriae Dedicata
2006 | Journal article
EID:

2-s2.0-33646561220

Contributors: Lafont, J.-F.; Prassidis, S.
Source: Self-asserted source
Jean-Francois Lafont via Scopus - Elsevier

Simplical volume of closed locally symmetric spaces of non-compact type

Acta Mathematica
2006 | Journal article
EID:

2-s2.0-34547203154

Contributors: Lafont, J.-F.; Schmidt, B.
Source: Self-asserted source
Jean-Francois Lafont via Scopus - Elsevier

Strong Jordan separation and applications to rigidity

Journal of the London Mathematical Society
2006 | Journal article
EID:

2-s2.0-33749344747

Contributors: Lafont, J.-F.
Source: Self-asserted source
Jean-Francois Lafont via Scopus - Elsevier

On submanifolds in locally symmetric spaces of noncompact type

Algebraic & Geometric Topology
2006-12-15 | Journal article
Part of ISSN: 1472-2739
Part of ISSN: 1472-2747
Source: Self-asserted source
Jean-Francois Lafont

EZ-structures and topological applications

Commentarii Mathematici Helvetici
2005 | Journal article
EID:

2-s2.0-27844453224

Contributors: Farrell, F.T.; Lafont, J.-F.
Source: Self-asserted source
Jean-Francois Lafont via Scopus - Elsevier

Finite automorphisms of negatively curved Poincaré Duality groups

Geometric and Functional Analysis
2004 | Journal article
EID:

2-s2.0-2942729765

Contributors: Farrell, F.T.; Lafont, J.-F.
Source: Self-asserted source
Jean-Francois Lafont via Scopus - Elsevier

Rigidity result for certain three-dimensional singular spaces and their fundamental groups

Geometriae Dedicata
2004 | Journal article
EID:

2-s2.0-23844536587

Contributors: Lafont, J.-F.
Source: Self-asserted source
Jean-Francois Lafont via Scopus - Elsevier