On the minimizing Sard Conjecture in sub-Riemannian geometry
Fudan International Seminar on Analysis, PDEs, and Fluid Mechanics (online), Fudan University (China), 2024
Combien de temps faut-il à un coureur pour être seul ?
12ème Rencontre d'Analyse Mathématique et Applications (RAMA12), Adrar (Algeria), 2023
On the minimal rank Sard Conjecture in sub-Riemannian geometry
Geometric Theory of Optimal Control Seminar (online), Lomonosov Moscow State University (Russia), 2023
Mass Transportation and Convex Earth Theorem
GStats Seminar, INRIA Sophia Antipolis - Méditerranée (France), 2023
Sur quelques problèmes ouverts de géométrie sous-riemannienne
Séminaire AFRIMath de Géométrie et Topologie (Zoom Seminar), 2022
Combien de temps faut-il à un coureur pour être seul ?
Séminaire Français d'Optimisation (Zoom Seminar), 2021
Recent progress in sub-Riemannian geometry
Zoom Seminar, Nanjing University (China), 2021
Sur quelques problèmes de géométrie sous-riemannienne
11ème Rencontre d'Analyse Mathématique et Applications (RAMA11), Sidi Bel Abbès (Algeria), 2019
Recent progress in sub-Riemannian geometry
1st International MIPAnet Conference on Science and Mathematics, Parapat (Indonesia), 2019
Singularities in Sub-Riemannian Geometry
Real and complex singularities in Cargèse, IESC (France), 2019
Recent progress in sub-Riemannian geometry
Second International Conference of Mathematics in Erbil, Salahaddin University (Iraq), 2019
Recent progress in sub-Riemannian geometry
Workshop "Dynamical Aspects in Variational Analysis", École Polytechnique (France), 2018
Sard conjecture and regularity of singular minimizing curves for sub-Riemannian structures in dimension three
Conference "Géométrie Riemannienne et fonctions généralisées", Université Paris Diderot (France), 2018
The Sard conjectures and measure contraction properties in sub-Riemannian geometry
Conference "Sub-Riemannian Geometry and Beyond", University of Jyväskylä (Finland), 2018
The Sard Conjecture on Martinet Surfaces
Conference in honor of Ahmad El Soufi, Université François Rabelais, Tours (France), 2017
The Sard Conjecture on Martinet Surfaces
Conference "New Trends in Control Theory and PDEs (in honor of Piermarco Cannarsa)", INDAM, Rome (Italy), 2017
The Sard Conjecture on Martinet Surfaces
Pan African Congress of Mathematicians 2017, Université Mohammed V, Rabat (Morocco), 2017
Singulières minimisantes en géométrie sous-riemannienne [d'après Hakavuori, Le Donne, Leonardi, Monti...]
Bourbaki Seminar, 2016
The cut locus in optimal transportation
Conference "The cut locus", KMITL, Bangkok (Thailand), 2016
The intrinsic dynamics of optimal transport
CMC Conference "Analysis, Geometry, and Optimal Transport", KIAS, Seoul (South Korea), 2016
La conjecture de Sard sous-riemannienne
Colloquium, Université Paris-Sud XI, Orsay (France), 2016
Courbes auto-contractantes dans les variétés riemanniennes
Colloque International du Groupement Euro-Maghrébin de Mathématiques et de ses Interactions, Hammamet (Tunisia), 2016
Courbes auto-contractantes dans les variétés riemanniennes
École CIMPA "Géométrie et Analyse", Université Félix Houphouët-Boigny, Abidjan (Ivory Coast), 2016
Courbes auto-contractantes dans les variétés riemanniennes
Rencontre d'Analyse Mathématique et ses Applications, Ouargla (Algeria), 2016
Regularity of weak KAM solutions
SIAM Conference on Analysis of Partial Differential Equations, Scottsdale (USA), 2015
The intrinsic dynamics of optimal transport
Workshop "Analysis in Lyon", ENS Lyon, Lyon (France), 2015
Regularity of solutions to Hamilton-Jacobi equations for Tonelli Hamiltonians
Conference "Nonlinear Analysis and Optimization", Royal Society, London (UK), 2015
Mass Transportation on the Earth
Colloquium Department of Mathematics, PUC, Santiago (Chile), 2015
Franks' Lemma for Mañé perturbations of Riemannian metrics and applications
Workshop on Hamiltonian dynamical systems, Fudan University, Shanghai (China), 2015
Control and Dynamics
Conference "Analysis and Geometry in Control Theory and Applications", INDAM, Rome (Italy), 2014
A few words about the Ma-Trudinger-Wang tensor
Salah Baouendi Memorial Conference, Mediterranean Institute for the Mathematical Sciences, Tunis (Tunisia), 2014
Regularity of optimal transport maps on Riemannian manifolds
Conference "Recent Development of nonlinear PDE", Australian National University, Canberra (Australia), 2013
Optimal Transport and Control
Workshop on Control and Observation of Nonlinear Control Systems with Application to Medicine, University of Hawaii at Manoa, Honolulu (USA), 2013
Mass Transportation on the Earth
Seminar, University of Sciences and Technology of China, Hefei (China), 2013
From the Poincaré "lignes de partage" to the convex earth theorem
International Conference "Henri Poincaré : du mathématicien au philosophe", Institut Henri Poincaré, Paris (France), 2012
Geometric control and dynamical systems
9th AIMS International Conference on Dynamical Systems, Differential Equations and Applications, Orlando (USA), 2012
MTW condition vs. convexity of injectivity domains
Conference "Contrôle optimal géométrique", Université de Bourgogne, Dijon (France), 2012
Mañé's Conjecture from the control viewpoint
INDAM Meeting on Geometric Control and sub-Riemannian Geometry, Cortona (Italy), 2012
A Kupka-Smale Theorem for Hamiltonian systems from Mañé's viewpoint, a control approach
PICOF 2012, École Polytechnique, Palaiseau (France), 2012
Transport de masse sur la Terre
Colloque 2012 de la Société Mathématique de Tunisie, Mahdia (Tunisia), 2012
Mass Transportation on the Earth
Seminar, University of the Basque Country, Bilbao (Spain) 2012
Transport de masse sur la Terre
Colloquium de l'Institut de Mathématiques de Jussieu, Paris (France), 2012
Transport de masse sur les surfaces
Seminar, Université Paris-Sud XI, Orsay (France), 2011
Mass Transportation on the Earth
Conference "Geometry Meets Transport", Université Nice Sophia Antipolis, Nice (France), 2011
Stabilization of finite-dimensional control systems: a survey
OPTDE - Summer School, Basque Center for Applied Mathematics, Bilbao (Spain), 2011
Mass transportation on surfaces
Nonlinear PDEs Workshop, Instituto Superior Técnico, Lisbon (Portugal), 2011
Transport de masse sur les surfaces
Colloquium Lorrain de Mathématiques, Université de Nancy, Nancy (France), 2011
Premiers pas vers la conjecture de Mañé en topologie C2
Seminar, Université Paris VI, Paris (France), 2011
Sur les variétés riemanniennes jouissant de bons transports optimaux
Seminars, Universities of Grenoble, Cergy-Pontoise, Toulouse, France, 2010-2011
Nearly round spheres look convex
Workshop on Optimal Transportation and Applications, SNS Pisa (Italy), 2010
Optimal Transport on Surfaces
Conference "Topics on Optimal Transport", Strasbourg (France), 2010
On Riemannian manifolds satisfying the Transport Continuity Property
Workshop "Optimal Transportation and Applications", Banff (Canada), 2010
Generic regularity of weak KAM solutions and Mañé conjecture
Workshop "Nonlinear Analysis and PDEs", University of Texas at Austin (USA), 2010
Sur les variétés riemanniennes jouissant de bons transports optimaux
Université d'Orléans, Orléans (France), 2010
On Riemannian manifolds satisfying the Transport Continuity Property
Conference "Recent Advances Optimal Transportation and Applications", Université Nice Sophia Antipolis, Nice (France), 2009
Optimal Transportation on Sub-Riemannian Manifolds
Conference "Optimal Transportations and Applications", SNS Pisa (Italy), 2008
Optimal Transportation on Sub-Riemannian Manifolds
Conference "50 Years of Optimal Control", Banach Center, Bedlewo (Poland), 2008
On the Mather Quotient
Atelier sur les aspects de la mécanique céleste, Institut Henri Poincaré, Paris (France), 2007
Lecture Series
Quelques propriétés des champs de vecteurs génériques
One 2 hours lecture, École Jeunes Chercheuses et Chercheurs en Informatique Mathématique, Université Côte d'Azur, Nice (France), 2022
Geometric control and dynamics
One lecture, Conference "Dynamics of evolution equations", CIRM, Marseille (France), 2016
Introduction to Sub-Riemannian Geometry
Two lectures, Center for Mathematical Modelling, Santiago (Chile), 2015
Geometric control and applications
Two lectures, Minischool on Variational problems in Geometry, Fields Institute, Toronto (Canada), 2014
Geometric control and sub-Riemannian geodesics
Four lectures, Summer School CIRM "Sub-Riemannian manifolds: from geodesics to hypoelliptic diffusion", Marseille (France), 2014
Geometric control theory, closing lemma, and weak KAM theory
Four lectures, Conference "Weak KAM Theory in Italy", Cortona (Italy), 2011
Outreach
Maths vs Aliens : Le défi
Awards Ceremony VidéoDiMath, Institution François d'Assise - Nicolas Barré (Monaco), 2023
Maths vs Aliens : Le défi
Congress MATh.en.JEANS 2023, Université Côte d'Azur, Nice (France), 2023
Une histoire de pavages
Regards de géomètres, Collège Ségurane, Nice (France), 2022
Contact details:
Ludovic Rifford, Laboratoire J.A. Dieudonné, Université Côte d'Azur, Parc Valrose, 06108 Nice Cedex 2, France
