Yann ROLLIN

Professor at Nantes University

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Curriculum Vitæ

Bureau 211
Laboratoire Jean Leray
2, Rue de la Houssinière
BP 92208
F-44322 Nantes, FRANCE

E-mail: yann.rollin@univ-nantes.fr
Tel: +33 (0) 2 51 12 59 24
Fax: +33 (0) 2 51 12 59 21

Employment

2017-2018	CNRS (Délégation UMI Montréal)
2014-2017	Head of department
2013-2014	CNRS (Délégation UMI Montréal)
2008-present	Professor (2008:2nd class, 2012:1st class, 2017:exceptional class), Nantes University
2005-2008	University Research Fellow of the Royal Society, Imperial College
2002-2005	Moore Instructor, Massachusetts Institute of Technology
2001-2002	EDGE post-doctoral Fellowship, University of Edinburgh
March-June 2001	EDGE post-doctoral Fellowship, Autonoma University, Madrid

Education

Paris-Sud University (Orsay, France), 2007
• Habilitation thesis: "Topologie de contact et géométries à courbure spéciale via la théorie de jauge", defended on December 14th 2007 (Jury : O. Biquard, S. Donaldson, P. Gauduchon, F. Pacard, P. Pansu and A. Teleman. Referees: C. LeBrun and F. Pacard)

École Polytechnique (Palaiseau, France), 1997-2001
• Preparation of a Ph.D. thesis: "Kaehler metrics of finite volume, uniformization of complex ruled surfaces and Seiberg-Witten equations", under the supervision of Olivier Biquard, defended on January 9th 2001 (Jury : O. Biquard, A. de Bartolomeis, J. Le Potier, P. Gauduchon, P. Pansu and C. Viterbo. Referees: C. LeBrun and P. Pansu)

Elève de École Normale Supérieure (Paris, France) 1994-1998
• Diplome d'Etudes Approfondies in Pure Mathematics (equivalent to the first year of a Ph.D. program) at the University of Paris Sud in 1995-1996. Dissertation about the Thom conjecture after Kronheimer and Mrowka under the supervision of Paul Gauduchon

My Papers and Preprints

1. Y. Rollin, Polyhedral symplectic maps and hyperKähler geometry, 2021, https://arxiv.org/abs/2110.02679.
   
   
2. Y. Rollin, Polyhedral approximation by Lagrangian and isotropic tori, https://arxiv.org/abs/2012.05777.
   
   
3. F. Jauberteau and Y. Rollin, Polyhedral Lagrangian surfaces and moment map flow, Code attached to the paper coming up soon, https://www.math.sciences.univ-nantes.fr/~rollin/articles/dislagflow.pdf.
   
   
4. F. Jauberteau and Y. Rollin, Numerical flows and polyhedral symplectic maps, In progress.
   
   
5. F. Jauberteau, Y. Rollin and S. Tapie, Discrete geometry and isotropic surfaces, Mém. Soc. Math. Fr. (N.S.) (161):vii+101, 2019, http://arxiv.org/abs/1802.08712.
   
   
6. E. Legendre and Y. Rollin, Hamiltonian stationary Lagrangian fibrations, J. Symplectic Geom. 17(3):753-791, 2019.
   
   
7. V. Apostolov and Y. Rollin, ALE scalar-flat Kähler metrics on non-compact weighted projective spaces, Math. Ann. 367(3-4):1685-1726, 2017, http://arxiv.org/abs/1510.02226.
   
   
8. Y. Rollin, K-stability and parabolic stability, Advances in Mathematics 285:1741-1766, 2015, http://arxiv.org/abs/1303.2332.
   
   
9. O. Biquard and Y. Rollin, Smoothing singular extremal Kähler surfaces and minimal Lagrangians, Advances in Mathematics 285:980 - 1024, 2015, http://arxiv.org/abs/1211.6957.
   
   
10. Y. Rollin and C. Tipler, Deformations of extremal toric manifolds, J. Geom. Anal. 24(4):1929-1958, 2014.
    
    
11. Y. Rollin, S.R. Simanca and C. Tipler, Deformation of extremal metrics, complex manifolds and the relative Futaki invariant, Math. Z. 273(1-2):547-568, 2013, http://arxiv.org/abs/1107.0456.
    
    
12. Y. Rollin and M. Singer, Construction of Kähler surfaces with constant scalar curvature, J. Eur. Math. Soc. (JEMS) 11(5):979-997, 2009, math.DG/0412405.
    
    
13. O. Biquard and Y. Rollin, Wormholes in ACH Einstein manifolds, Trans. Amer. Math. Soc. 361(4):2021-2046, 2009, math.DG/0609558.
    
    
14. Y. Rollin and M. Singer, Constant scalar curvature Kähler surfaces and parabolic polystability, J. Geom. Anal. 19(1):107-136, 2009, math.DG/0703212.
    
    
15. T. Mrowka and Y. Rollin, Legendrian knots and monopoles, Algebr. Geom. Topol. 6:1-69 (electronic), 2006, math.DG/0410559, (MR).
    
    
16. Y. Rollin and M. Singer, Non-minimal scalar-flat Kähler surfaces and parabolic stability, Invent. Math. 162(2):235-270, 2005, math.DG/0404423, (MR).
    
    
17. Y. Rollin, Rigidité d'Einstein du plan hyperbolique complexe, J. Reine Angew. Math. 567:175-213, 2004, math.DG/0112099, (MR).
    
    
18. Y. Rollin, Surfaces kählériennes de volume fini et équations de Seiberg-Witten, Bull. Soc. Math. France 130(3):409-456, 2002, math.DG/0106077, (MR).
    
    
19. Y. Rollin, Einstein rigidity of the complex hyperbolic plane, C. R. Math. Acad. Sci. Paris 334(8):671-676, 2002, http://yann.rollin.free.fr/crastein.pdf, (MR).
    
    
20. Y. Rollin, Métriques kählériennes de volume fini, uniformisation des surfaces complexes réglées et équations de Seiberg-Witten, PhD thesis, École Polytechnique, jan 2001,
    http://yann.rollin.free.fr/these_rollin.pdf.
    
    
21. Y. Rollin, Topologie de contact et géométries à courbure spéciale via la théorie de jauge, mémoire d'habilitation , 2007, http://yann.rollin.free.fr/hab.pdf.
    
    

Awards

• Chaire d'Excellence de l'ANR (2008-2012)
• Prime d'Encadrement Doctoral et de Recherche (PEDR 2017-2021)
• Prime d'Excellence Scientifique (PES 2013-2017, PES 2009-2013)
• NSF grant DMS-0305130 (2003-2006)

Teaching

See on this page

Other professional activities

• Organisateur régulier de groupes de travail.
• Responsable de l'équipe de Géométrie et analyse globale (2012-présent)
• Responsable de la communication du Laboratoire Jean Leray et de la refonte du site web (2012-présent)
• Président du comité de selection de l'Université de Nantes (poste MCF25 2012)
• Membre extérieur du comité de sélection de l'Université d'Angers (poste MCF25 2011)
• Président de Jury de bac scientifique (2011)
• Organiser of 4 international conferences and summer schools (2009-2012) with overall more than 400 participants.
• Hiring committee for 5 postdoctoral positions at Nantes University (2009-20012)
• Membre du conseil de laboratoire (2009-present)
• Membre du conseil scientifique de l'UFR (2009-present)
• Membre de la commission permanente du conseil scientifique de l'UFR (2010-present)
• Responsable de la commission des services du département (2009)

Selected talks

• Université Libre de Bruxelles, Bruxelles, Séminaire de géométrie: Surfaces isotropes polyédrales en géométrie symplectique, Feb 18th 2020.
  
• Université de Nantes, Nantes, Séminaire de géométrie: Surfaces isotropes polyédrales en géométrie symplectique, Oct 4th 2019.
  
• SUNY Stony-Brook, USA, Differential geometry seminar: Discrete geometry and isotropic tori, May 1st 2018.
  
• CIRGET UQAM, Montréal, Canada, Differential geometry seminar: Discrete geometry and isotropic tori, Feb 2nd 2018.
  
• UPMC, Paris, Talk: Stationary Lagrangian fibrations, Mar 5th 2016.
  
• University of Toulouse, Toulouse, Talk: Stationary Lagrangian fibrations, Feb 16th 2016.
  
• University of Paris sud, Orsay, Talk: Stationary Lagrangian fibrations, Dec 3rd 2015.
  
• University of Grenoble, Grenoble, Talk: Stationary Lagrangian fibrations, Oct 11th 2015.
  
• University of Bretagne, Brest, Talk: Stationary Lagrangian fibrations, Oct 2nd 2015.
  
• CIRGET-UQAM, Montréal, Talk: K-stabilité et stabilité parabolique, February 7th 2014.
  
• LATP, Université de Provence, Marseille, Talk: K-stabilité et stabilité parabolique, May 20th 2013.
  
• Institut Fourier, UJF, Grenoble, Talk: K-stabilité et stabilité parabolique, March 25th 2013.
  
• UBS, Vannes, Talk: Statilité des métriques extrémales suivant les déformations complexes, July 1st 2011.
  
• Leeds University, Leeds, Geometry Seminar: Construction of CSCK surfaces, April 28 2010.
  
• Lyon I University, Lyon, France, Séminaire Géométries: Noeuds legendriens et monopoles, Oct 17 2008.
  
• Latp, Marseille, France, Séminaire géométrie et singularités: Construction de surfaces kählériennes à courbure scalaire constante, Mar 18 2008.
  
• Laboratoire Dieudonné, Nice, France, Séminaire de géométrie et d'analyse: Construction de surfaces kählériennes à courbure scalaire constante, Fev 7 2008.
  
• Université Francois Rabelais, Tours, France, Colloquium: Construction de surfaces kählériennes à courbure scalaire constante, Jan 25 2008.
  
• Université Pierre et Marie Curie, Paris, France, Séminaire de géométrie: Construction de surfaces kählériennes à courbure scalaire constante avec symétrie de cercle ou torique, Dec 11 2007.
  
• Laboratoire Jean-Leray, Nantes, France, Séminaire de géométrie: Construction de surfaces kählériennes à courbure scalaire constante, Oct 26 2007.
  
• Imperial College, London, UK, CSCK seminar: Construction of CSCK surfaces with circle and torus symmetry via gluing, Oct 15 2007.
  
• Imperial College, London, UK, CSCK seminar: Polystability => Existence of CSCK metrics, Apr 30 2007.
  
• Liverpool University, Liverpool, UK, Colloquium: Construction of Kähler surfaces of constant scalar curvature, Mar 2 2007.
  
• School of Mathematics, Edinburgh, UK, Geometry seminar: Whormholes in ACH Einstein manifolds, Feb 1 2007.
  
• Institut Joseph Fourier, Grenoble, France, Séminaire algèbre et géométries: Construction de surfaces kählériennes à courbure scalaire constante, Jan 22 2007.
  
• Imperial College, London, UK, Geometry and topology seminar: Wormholes in ACH Einstein manifolds, Jan 12 2007.
  
• DPMMS, Cambridge University, UK, Geometry seminar: "Contact structures and monopole Floer homology", Feb 22 2006.
  
• Mathematical Institute, Oxford University, UK, Geometry and analysis seminar: "Construction of Kähler surfaces of constant scalar curvature", Nov 21 2005.
  
• ULB, Bruxelles, Belgique, Seminar on symplectic and contact geometry: Legendrian knots and monopoles, Nov 7 2005.
  
• Brandeis university, USA, Topology seminar: "Construction of Kähler surfaces of constant scalar curvature", Mar 29 2005.
  
• UNM, Albuquerque, New Mexico, Colloquium: "Construction of Kähler surfaces of constant scalar curvature", Mar 2 2005.
  
• UCSB, Santa Barbara, California, Colloquium: "Construction of Kähler surfaces of constant scalar curvature", Feb 22 2005.
  
• LSU, Baton Rouge, Louisiana, Colloquium: "Construction of Kähler surfaces of constant scalar curvature", Feb 16 2005.
  
• Montpellier University, France, Séminaire Gaston Darboux: Noeuds Legendriens et monopoles, Jan 21 2005.
  
• Paris VII University, France, Séminaire sur les singularités: Noeuds legendriens et monopoles (2 heures), Jan 13 2005.
  
• Ecole Polytechnique, Palaiseau, France, Séminaire Besse: Construction de surfaces kählériennes à courbure scalaire constante, Jan 10 2005.
  
• IRMA, Strasbourg, France, Séminaire "GT3": Sur les surfaces kählériennes à courbure scalaire constante, Jan 3 2005.
  
• UQAM, Montréal, Canada, Differential geometry and topology seminar: "Legendrian knots and monopoles", Dec 11 2004.
  
• MIT, Cambridge, USA, Differential geometry seminar: On scalar-flat Kähler surfaces, Apr 12 2004.
  
• Ecole Polytechnique, Palaiseau, France, Séminaire Besse: Sur les surfaces complexes à courbure scalaire nulle, Mar 23 2004.
  
• Princeton University, USA, Geometric analysis seminar: On scalar-flat Kähler surfaces, Mar 5 2004.
  
• SUNY Stony-Brook, USA, Differential geometry seminar: On scalar-flat Kähler surfaces, Dec 9 2003.
  
• Boston University, USA, Differential geometry seminar: Legendrian knots and monopoles, Oct 14 2003.
  
• IRMA, Strasbourg, France, Differential geometry seminar: Noeuds legendriens et monopoles, Aug 2003.
  
• MIT, Cambridge, USA, Differential geometry seminar: Legendrian knots and monopoles, May 12 2003.
  
• Harvard, Cambridge, USA, Gauge theory seminar: Legendrian knots and monopoles, Oct 4 2002.
  
• Hull University, UK, Yorkshire differential geometry seminar: Einstein rigidity of the complex hyperbolic plane, Jun 14 2002.
  
• Mathematical Institute, Oxford, UK, Geometry and analysis seminar: Einstein rigidity of the complex hyperbolic plane and Seiberg-Witten theory, Apr 29 2002.
  
• Durham University, UK, Geometry seminar: Einstein rigidity of the complex hyperbolic plane and Seiberg-Witten theory, Mar 6 2002.
  
• Imperial College, London, UK, Geometry and topology seminar: Einstein rigidity of the complex hyperbolic plane and Seiberg-Witten theory, Jan 25 2002.
  
• Glasgow University, UK, Talk: Kähler surfaces of finite volume and Seiberg-Witten equations, Oct 19 2001.
  
• Edinburgh University, UK, Talk: Kähler surfaces of finite volume and Seiberg-Witten equations, Oct 11 2001.
  
• Autónoma University, Madrid, Talk: Kähler surfaces of finite volume and Seiberg-Witten equations, Mar 16 2001.
  
• École Polytechnique, Palaiseau, France, Séminaire Besse: Kähler surfaces of finite volume and Seiberg-Witten equations, Feb 26 2001.
  
• Paris VII University, France, Talk: Kähler surfaces of finite volume and Seiberg-Witten equations, Feb 15 2001.
  
• Institut Élie Cartan, Nancy, France, Talk: Kähler surfaces of finite volume and Seiberg-Witten equations, Jan 30 2001.
  

Selected conferences

• Convex integration and paradoxical shapes, BIRS, Oaxaca, Mexico, Aug 30th-Sep 4th 2020.
  
• Special geometries and gauge theory, University of Bretagne, Brest, Jun 29th-Jul 4th 2020.
  
• Séminaire quimperiodique, University of Bretagne, Quimper, Jan 30th-Jan 31th 2020.
  
• Séminaire quimperiodique, University of Bretagne, Quimper, Oct 7th-Oct 8th 2019.
  
• Rencontre anr, University of Brest, Brest, June 24th-June 26th 2019.
  
• Kähler and special toric geometry, King's College, London, May 20th-May 22nd 2019.
  
• Séminaire quimperiodique, University of Bretagne, Quimper, May 16th-May 17th 2019.
  
• Séminaire quimperiodique, University of Bretagne, Quimper, Jan 30th-Feb 1st 2019.
  
• Séminaire quimperiodique, University of Bretagne, Quimper, Nov 15th-Nov 16th 2018.
  
• Shanks workshop on complex differential geometry, Talk: Discrete geometry and isotropic tori, Vanderbilt University, Nashville, USA, Mar 2nd-Mar 3rd 2018.
  
• EMARKS ANR workshop, Conference center of Anogia, Anogia Crete, June 27th-July 1st 2016.
  
• Séminaire quimperiodique, University of Bretagne, Quimper, Apr 28th-Apr 29th 2016.
  
• EMARKS ANR meeting, Toulouse University, Toulouse, Feb 17th-Feb 19th 2016.
  
• Séminaire quimperiodique, University of Bretagne, Quimper, Jan 28th-Jan 29th 2016.
  
• Séminaire quimperiodique, University of Bretagne, Quimper, Nov 19th-Nov 20th 2015.
  
• Trends in modern geometry - pacific rim complex geometry conference, University of Tokyo, Tokyo, Japan, July 27th- 31st 2015.
  
• EMARKS ANR workshop, Bath University, Bath, July 13th-July 17th 2015.
  
• Séminaire quimperiodique, University of Brest, Quimper, April 2nd-April 3rd 2015.
  
• Real and complex differential geometry, University of Bucharest, Bucharest, Romania, September 8th-September 12th 2014.
  
• Complex geometry and algebraic geometry, BICMR, Beijing University, Beijing, China, July 14th-July 18th 2014.
  
• Ricci curvature: limit spaces and Kaehler geometry, ICMS, Edinburgh, Scotland, July 8th-July 12th 2013.
  
• Differentialgeometrie im großen, MFO, Oberwolfach, Germany, June 30th-July 6th 2013.
  
• Séminaire geometric CORP, Université de Tours, Domaine de Seillac, France, June 13th-June 14th 2013.
  
• Moduli spaces, extremality and global invariants, CRM, Montréal, Canada, May 26th-June 1st 2013.
  
• Journée ANR ACG, Jussieu, Paris, France, February 15th-February 15th 2013.
  
• Recent deveolopments in Kaehler geometry, IHP, Paris, France, December 9th-December 14th 2012.
  
• ANR MACK5 meeting, Deformation of singular complex surfaces, extremal metrics and stationary Lagrangians, Ecole Francaise de Rome, Rome, Italy, November 5th-November 9th 2012.
  
• 7th pacific rim complex geometry conference, Deformation of complex surfaces, extremal metrics and minimal Lagrangians, Kyoto University, Kyoto, Japan, August 6th-August 10th 2012.
  
• Geometric structures on complex manifolds, Statility of extremal metrics under complex deformations, Bogomolov institute, Moscow, Russia, October 3rd-October 7th 2011.
  
• Complex geometry and symplectic geometry conference, Statility of extremal metrics under complex deformations, USTC, Hefei, China, August 15-August 20 2011.
  
• Analytic aspects of complex algebraic geometry, CIRM, Luminy, France, Fev 14-Fev 19 2011.
  
• Conference on extremal Kähler metrics : evolution and stability, CIRM, Luminy, France, Fev 7-Fev 12 2011.
  
• Workshop on geometric analysis, Mini lectures on Kähler geometry, Station biologique de Roscoff, Roscoff, France, Oct 18-Oct 22 2010.
  
• Géométrie des variétés complexes IV, CIRM, Luminy, France, Oct 25-Oct 29 2010.
  
• Ricci curvature and Ricci flow, IHP, Paris, France, Apr 14-June 30 2008.
  
• Journées nancéiennes de géométrie, Construction de surfaces kählériennes à courbure scalaire constante, IECN, Nancy, France, Jan 22-Jan 23 2008.
  
• Variétés d'Einstein aujourd'hui et demain, Construction of CSCK surfaces with circle and torus symmetry via gluing, CIRM, Luminy, France, Nov 26-Nov 30 2007.
  
• Rencontres d'analyse et géométrie complexes, CIRM, Luminy, France, Sep 24-Sep 28 2007.
  
• Differentialgeometrie im grossen, Mathematisches Forschungsinstitut, Oberwolfach, Jul 1-Jul 7 2007.
  
• Géométrie et EDP, Talk: Wormholes in ACH Einstein manifolds, CIRM, Luminy, France, Jun 18-Jun 22 2007.
  
• Asymptotic structures in geometric analysis, Talk: Wormholes in ACH Einstein manifolds, Stanford University, USA, Mar 16-Mar 18 2007.
  
• Géométrie des variétés complexes II, Talk: Wormholes in ACH Einstein manifolds, CIRM, Luminy, France, Oct 16-Oct 20 2006.
  
• Pacific rim complex geometry conference, Talk: Kähler metrics of constant scalar curvature and parabolic stability, University of science and technology of China, Hefei and Huang Shan, China, Aug 1-Aug 7 2006.
  
• Workshop on extremal Kähler metrics and stability, ICMS, Edinburgh, Scotland, Jul 17-Jul 21 2006.
  
• Workshop on low dimensional topology, IAS/Park City Mathematics Institute, Park City, Utah, USA, Jun 25-July 15 2006.
  
• Workshop on 3-manifolds after Perelman, Heriot-Watt University, Edinburgh, Scotland, Mar 13-Mar 17 2006.
  
• Workshop on knots, contact structures and foliations, Talk:"Contact invariants and monopole Floer homology", Renyi Institute, Budapest, Hungary, Nov 17-Nov 20 2005.
  
• Géométrie et singularités, CIRM, Luminy, France, Sep 12-Sep 16 2005.
  
• Differentialgeometrie im großen, MFO, Oberwolfach, Germany, Aug 7-Aug 13 2005.
  
• Summer school on Ricci flow, Clay Mathematics Institute, Berkley, USA, Jul 10-Jul 15 2005.
  
• Summer school on symplectic topology, Talk: monopoles and contact structures, KIAS, Muju, Korea, Jul 4-Jul 8 2005.
  
• Colloque de la topologie à la géométrie symplectique, Nantes University, France, Jun 8-Jun 10 2005.
  
• Workshop in differential geometry and topology, 2 talks:"Contact geometry and monopoles", CRM Ennio de Giorgi, Pisa, Italy, Oct 7-Oct 8 2004.
  
• Short program on Riemannian geometry, Talk:"On scalar-flat Kähler surfaces", CRM, Montréal University, Montréal, Canada, Jun 28-Jul 16 2004.
  
• Workshop: perspectives in differential geometry, Talk: Legendrian knots and monopoles, BIRS, Banff, Canada, Jul 12-Jul 17 2003.
  
• EDGE summer school, University of Edinburgh, UK, Jul 23-Jul 27 2002.
  
• Workshop on geometry of low dimensional manifolds and special geometries, Talk: Einstein rigidity of the complex hyperbolic plane, CIRM, Luminy, France, Jun 3-Jun 7 2002.
  
• Summer school in low dimensional topology, Banach center, Warsaw, Poland, Jul 15-Jul 27 2001.
  
• Workshop on new interfaces between geometry and physics, UAM, Miraflores de la sierra, Spain, May 31-Jun 6 2001.
  

Short visits

• Détachement: Centre de Recherches en Mathématiques de Montréal UMI CRM, CIRGET-UQAM, Montréal, Sep 1st-Sep 1st 2013-2014.
  
• Visiting Edinburgh University, Edinburgh University, Edinburgh, Jan 1st-Jul 22 2010.
  
• Visiting IHES, IHES, Paris, May 25-Jul 25 2009.
  
• Visiting Olivier Biquard, IRMA, Strasbourg, France, Apr 23-Apr 28 2007.
  
• Visiting Tom Mrowka, MIT, Cambridge, USA, Mar 5-Mar 15 2007.
  
• Visiting Santigo Simanca, IHES, Paris, Nov 20-Nov 23 2006.
  
• Visiting Tom Mrowka, MIT, Cambridge, USA, Sep 18-Oct 5 2006.
  
• Visiting USTC, Lectures on Kähler geometry (6 hours), University of science and technology of China, Hefei, China, Jul 24-Jul 31 2006.
  
• Visiting Tom Mrowka, MIT, Cambridge, USA, Dec 12-Dec 23 2005.
  
• Visiting Tom Mrowka, IAS, Princeton, USA, June 5-June 9 2004.
  
• Visiting Tom Mrowka, IAS, Princeton, USA, May 12-May 15 2004.
  
• Visiting Olivier Biquard, IRMA, Strasbourg, France, Aug 3-Aug 8 2003.
  
• Visiting student, Independent Univeristy of Moscow, Russia, June 1996.
  

Languages

French (native speaker), English (fluent), Spanish

Last update: Fri, 28 May 2021 09:01:38 +0200