Talks

You can find me next in…

  • 19th December. Rigidity for prelegendrians via Legendrian Contact Homology. Séminaire Géométries ICJ (Lyon, France)

Past talks. 2025

  • 19th August. The h-principle fails for prelegendrians. Workshop on Symplectic Topology (Belgrade, Serbia)
  • 21st January. Towards the h-principle for non-local differential relations. Geometry seminar (Heidelberg, Germany)
  • 17th December. What is the h-principle and how may it be relevant to generalized geometry? GENTLE seminar (Universitat Autònoma de Barcelona, Spain; online)

Past talks. 2024

  • 28th May. Engel topology. Low-dimensional topology seminar (MPIM Bonn, Germany)
  • 13th-20th January. Minicourse on h-principle. 44th winter school on geometry and physics (Srni, Czech Republic)

Past talks. 2023

  • 5th December. Convex integration with avoidance. Oberseminar (Bochum, Germany)
  • 12th June. Overtwistedness of maximally non-integrable plane fields. Geometry and Topology seminar (Uppsala, Sweden)
  • 25th April. A brief introduction to the h-principle. MI talks (Utrecht)
  • 11th April. Thurston’s jiggling. Nederlands Mathematisch Congres (Utrecht)
  • 14th March. What is the h-principle?. Geometry seminar (U. Nijmegen)
  • 9th February. Non-local differential relations. VI Congreso de jóvenes investigadores RSME (León, Spain)

Past talks. 2022

  • 19th October. On subRiemannian geodesics and billiard trajectories. Workshop in Geometry and Dynamics (Heidelberg)
  • 22-24th August. Minicourse on transversality. GQT graduate school (Utrecht)
  • 29th July. Haefliger structures and wrinkling. Poisson 2022 conference (ICMAT, Madrid)
  • 8th June. An introduction to h-principle methods in the study of tangent distributions. TQFT seminar (Instituto Superior Técnico, Lisboa)
  • 5th May. Everything you wanted to know about the homotopical classification of distributions. One day workshop in Differential Geometry (University of Aveiro)

Past talks. 2021

  • 29th November. Microflexibility and local integrability of horizontal curves. Singularity seminar. University of Paris (virtual)
  • 4th November. Ampleness up to avoidance. Workshop on the h-principle and beyond. IAS (virtual)
  • 19th May. Flexibility of distributions through convex integration. Advances in Symplectic Topology conference. Paris (virtual)
  • 1st April. SubRiemannian geodesics and billiard trajectories. Symplectic & Poisson Geometry seminar. U. Illinois in Urbana-Champaign (virtual)
  • 25th March. An introduction to subRiemannian billiards. DAI Seminar on Dynamical systems (virtual)
  • 22nd January. Non-local differential relations, a teaser. GQT cluster meeting 2021 (virtual)

Past talks. 2020

  • 19th May. Submanifolds tangent to bracket-generating distributions. Séminaire de Géométrie et Analyse Sous-riemannienne. Paris (virtual)

Past talks. 2019

  • 16th-20th December. Integral submanifolds of jet spaces. Workshop on Geometric Methods in Symplectic Topology. ICMAT, Madrid
  • 26th November. What is holonomic approximation?. Analysis colloquium. TU Delft
  • 31st October – 2nd November. Convex integration without ampleness?. Workshop on Contact and Poisson Geometry. Timisoara
  • 22nd October. The role of multi-sections in the holonomic approximation problem. Geometry and Mathematical Physics seminar. SISSA, Trieste
  • 18th October. Multi-sections of jet spaces. XXVI Encuentro de Topología. Santiago de Compostela
  • 25th September. A control-theoretic version of convex integration. Colloquium. Vrije Universiteit Amsterdam
  • 3rd September. Bracket-generating integration. XXVIII International Fall Workshop on Geometry and Physics. ICMAT, Madrid
  • 17th July. Submanifolds of jet spaces and wrinkling. Symplectic seminar. Universität Heidelberg
  • 16th July. Convex integration and the bracket-generating condition. Geometry seminar. Universität Heidelberg
  • 15th March 2019. Wrinkling of submanifolds of jet spaces. Mini-workshop on Symplectic Gometry. Utrecht University
  • 1st March. Distributions, submanifolds, and nilpotentisation. Geometry seminar. KU Leuven

Past talks. 2018

  • 14th December. Wrinkled embeddings and horizontal submanifolds. Poisson aan de Waal conference. Radboud Universiteit Nijmegen
  • 6th-8th December. Minicourse: Topology of bracket-generating distributions. 13th International Young Researcher Workshop on Geometry, Mechanics and Control. Coimbra
  • 17th October. Wrinkled embeddings and horizontal submanifolds of jet spaces. Analysis & Geometry Seminar. Universiteit Antwerpen
  • 9th October. Horizontal curves in bracket-generating distributions. UGC Colloquium. Universiteit Utrecht
  • 1st October. Flexibility in Engel topology. Geometry seminar. ICMAT
  • 13th March. Topology of bracket-generating distributions. Colloque. Université de Neuchâtel
  • 12th-17th March. Minicourse on Engel topology. Séminaire de géométrie. Université de Neuchâtel
  • 20th February. Overtwisted Engel structures. Geometry Seminar. Université Libre de Bruxelles

Past talks. 2017

  • 20th October. Haefliger structures and the h-principle. Higher geometric structures along the Lower Rhine X. Utrecht University
  • 4th-8th September. Organiser of the workshop Topological aspects of symplectic foliations. Lyon I
  • 21st-25th August. Some tight contact foliations can be approximated by overtwisted ones. Pure and Applied Differential Geometry Conference. KU Leuven
  • 10th-15th July. Course on Wrinkling within the Distributions and h-principles Summer School. Universidad de Barcelona.
  • 23rd June. Engel structures and symplectic foliations. Thesis defense. Universidad Autónoma de Madrid
  • 6th June. Lutz twists and extension problems. Utrecht University
  • 11th May. Spaces of curves and the h-principle. PhD Seminar. Universidad Complutense de Madrid
  • 11th May. Spaces of distributions. Thesis predefense. Universidad Autónoma de Madrid
  • 1st May. Contact foliations. Northern California Symplectic Geometry Seminar. Stanford, California
  • 27th April. Spaces of curves and the h-principle. Geometry and Analysis Seminar. UCSC, California
  • 21st April. The Engel-Lutz twist and the Engel extension problem. Workshop on Engel structures. AIM, California
  • 18th April. A global characterisation of flexibility for Engel structures. Workshop on Engel structures. AIM, California

Past talks. 2016

  • 29th November. Spaces of immersions tangent to distributions. Oberseminar. Ludwig Maximilian University, Munich
  • 18th November. Recent developments in Engel topology. Friday Fish seminar. Utrecht University
  • 7th October. An introduction to Engel structures. Simplectix seminar. IHP, Paris
  • 11th-15th July.  A course on contact topology. JAE Intro courses. ICMAT
  • 13th-17th June. Organiser of the conference Symplectic Techniques in Hamiltonian Dynamics. ICMAT
  • 6th May.  The h-principle (or how to transform your geometric problem into algebraic topology). Día ICMAT. Universidad Carlos III de Madrid
  • 29th April.  Open problems in Engel geometry. Seminario de geometría. Universidad de Barcelona
  • 27th April.  Fun facts about convex curves in the 2-sphere. Junior GESTA workshop. Universidad Politécnica de Cataluña
  • 27th February.  An existence h-principle for Engel structures. X CAST Workshop. Augsburg University
  • 16th January.  h-Principle for Engel structures. Oberseminar. Ludwig Maximilian University, Munich

Past talks. 2015

  • 17th December. Spaces of distributions and the h-Principle. Geometry seminar. KU Leuven
  • 14th-16th December. Flexibility in Engel geometry. Part II.  Flexibility and contact geometry . Université Libre de Bruxelles
  • 27th November. The foliated Weinstein conjecture. Algebraic Geometry and Differential Topology Seminar. Renyi Institute
  • 13th October. h-Principle for Engel structures. Part II. Geometry and Topology Seminar. Universidad Complutense de Madrid
  • 6th October. h-Principle for Engel structures. Part I. Geometry and Topology Seminar. Universidad Complutense de Madrid
  • 5th October. A foliated analogue of the Weinstein conjecture. Geometry Seminar. ICMAT
  • 8th September. A look at distributions. RSME Young Researchers Meeting. Universidad de Murcia
  • 29th June. Distributions: contact, even contact, and Engel. 4th Spanish Young Topologist Meeting. Universidad Complutense de Madrid
  • 7th May. What is an Engel structure? Singularity Theory and Low Dimensional Topology Seminar. Renyi Institute
  • 11th February. What you always wanted to know about pseudoholomorphic curves and were too afraid to ask. Mathematics Junior Seminar. Universidad Autónoma de Madrid

Past talks. 2014

  • 4th December. Introduction to Floer homology. Mathematics PhD Seminar. Universidad Complutense de Madrid
  • 20th October. h-Principles in Contact Topology. 3rd Spanish Young Topologist Meeting. Universidad de Santiago de Compostela
  • 14th October. Contact Foliations and the Weinstein Conjecture. Geometry and Topology Seminar. Universidad Complutense de Madrid
  • 22nd September. Donaldson techniques in Symplectic Foliations. 8th Workshop of Young Researchers. Universidad Complutense de Madrid
  • 22nd July. Contact and symplectic foliations. Rigidity and Flexibility in Symplectic Topology and Dynamics. Lorentz Center
  • 14th July. Mathematical Appendices (d’après V.I. Arnol’d). JAE School 2014. ICMAT
  • 3rd June. An h-principle for contact foliations. GESTA Summer School 2014. ICMAT