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  • The reversibility paradox in matrix hydrodynamics

    CAM-seminar, January 2024.

    Jan 29, 2024 157 0

  • Wasserstein-Otto geometry

    Tutorial talk given 2023-11 in Banff.

    Nov 06, 2023 273 0

  • Abel Laureate Luis Caffarelli: a glimpse of his work

    Colloquium about Abel Prize winners at the Department of Mathematical Sciences at Chalmers and GU.

    Oct 20, 2023 263 1

  • Geometric hydrodynamics in Flatland

    Mini-course given in Santiago de Compostela in September 2023.

    Sep 02, 2023 322 0

  • Numerical integration of classical spin systems

    Presentation given 2022-10 at the UppASD Autumn School 2022 in Stockholm.

    Oct 12, 2022 555 7

  • Brief demo of QUFLOW

    Demonstration of the Python software QUFLOW for simulation of Euler's equations on the sphere.

    Feb 10, 2022 812 0

  • Zeitlin's model for ideal hydrodynamics on the sphere

    CUNY Einstein seminar given 2021-12.

    Dec 01, 2021 899 0

  • Quantized hydrodynamics on the sphere

    Online-presentation given 2021-10 in the Hamiltonian Seminar Series, University of Toronto and University of Arizona.

    Oct 16, 2021 886 0

  • Long-time simulation of spherical hydrodynamics via quantization

    Presentation given 2021-09 at the NUMDIFF-16 conference.

    Sep 07, 2021 955 0

  • What makes nonholonomic integrators work?

    Online-presentation given 2021-05 in the Geometry, Dynamics, and Mechanics Seminar.

    May 24, 2021 1,160 0

  • Jupyter notebooks and Canvas

    Pedagogical seminar given at the Department of Mathematical Sciences in Gothenburg.

    Apr 07, 2021 1,081 0

  • Two-dimensional incompressible inviscid hydrodynamics: old questions and new insights

    Presentation given 2021-02 at the Mathematics Colloquium of Florida State University.

    Feb 12, 2021 964 0

  • Geometry of matrix decompositions seen through optimal transport and information geometry

    Online-presentation given 2020-12 in the Hamiltonian Seminar Series, University of Toronto.

    Nov 28, 2020 1,681 4

  • Groups of diffeomorphisms

    Online-presentation given 2020-10 at Hebrew University Analysis Seminar.

    Oct 09, 2020 1,322 1

  • Berezin-Toeplitz quantization and Lie-Poisson integrators for quasi-geostrophic equations

    Presentation given 2020-06 at the online-only FoCM Workshop "Geometric Integration and Computational Mechanics" June, 15-18, 2020.

    Jun 12, 2020 1,286 0

  • Isospectral flows and a Casimir preserving scheme for long-time simulation of 2D hydrodynamics

    Presentation given 2020-02 at PCTS in Princeton. This presentation is more technical than the one given in Bonn.

    Feb 16, 2020 1,416 1

  • What is shape analysis?

    A brief overview of shape analysis, aimed at a general mathematics crowd.

    Dec 08, 2019 1,787 2

  • Long-time behaviour of 2D spherical ideal hydrodynamics

    Presentation given 2019-11 at the Hausdorff Institute in Bonn.

    Nov 10, 2019 1,399 0

  • Information Geometry and Diffeomorphisms

    Presentation given 2019-10 in Toulouse.

    Oct 17, 2019 2,081 2

  • Jovian weather

    An overview for mathematicians

    Aug 15, 2019 1,358 0

  • Dynamic formulation of the Sinkhorn algorithm for optimal transport

    Presentation given 2019-06 in Duck Creek Village, Utah.

    Jun 10, 2019 1,687 2

  • Hamiltonian Isospectral Flows and Geophysical Hydrodynamics

    Presentation given 2019-04 in Lund.

    Apr 24, 2019 1,419 0

  • Glimpse into the work of Alessio Figalli

    Seminar series about Fields Medalists 2018 at the Department of Mathematical Sciences at Chalmers and GU.

    Mar 04, 2019 1,744 0

  • Semi-invariant Riemannian metrics on diffeomorphisms

    Presentation given 2018-12 at BIRS in Banff

    Dec 08, 2018 1,417 2

  • The fluid-quantum connection

    A popular 20 min seminar about the connection between hydrodynamics and quantum mechanics.

    Sep 23, 2018 1,886 4

  • Symplectic integrators for classical spin systems

    Presentation given 2017-12 to physicists in Uppsala.

    Dec 07, 2017 1,692 0

  • Riemannian gradient flows in shape analysis

    Presentation given 2017-11-13 at the Isaac Newton Institute in Cambridge.

    Nov 12, 2017 2,018 0

  • Diffeomorphic random sampling using optimal information transport

    Presentation given 2017-11-09 at the GSI'17 conference in Paris.

    Nov 08, 2017 1,626 0

  • Newton's equations on diffeomorphisms and densities

    Presentation given 2017-11-08 at the GSI'17 conference in Paris.

    Nov 07, 2017 1,828 1

  • Spherical midpoint method

    Presentation given 2016-07-09 at the Foundations of Computational Mathematics Conference in Barcelona.

    Jul 09, 2017 2,051 0

  • Global results for geodesic equations on densities

    Presentation given 2017-07 at the CRiSP Workshop in Trondheim.

    Jun 26, 2017 1,429 0

  • Computational Anatomy and PDE

    Guest seminar in the Nordic Graduate Course on Computational Mathematical Modeling at Kristineberg on the west-coast of Sweden.

    Apr 26, 2017 1,664 0

  • Riemannian imaging

    Presentation given at the MaGIC meeting in Vatnahalsen, Norway, 2017-03-04

    Mar 03, 2017 1,720 0

  • Silly method for QR factorization

    Presentation given as CAM seminar 2017-02-22.

    Feb 21, 2017 1,703 0

  • Geometry of the polar decomposition

    Presentation given 2016-10-12 at the CAVALIERI Workshop on Optimal Transport in Paris.

    Oct 08, 2016 1,580 0