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Elena Celledoni

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Elena Celledoni

Professor
Department of Mathematical Sciences

elena.celledoni@ntnu.no
+4773593541 +4748238584 Sentralbygg 2, 1346, Gløshaugen, Alfred Getz vei 1
About Publications Teaching Outreach

About

CV

Elena Celledoni has been employed at the Department of Mathematical Sciences since 2004. She is a professor of mathematics since 2009. She is a member of the group of differential equations and numerical analysis.

 

Background

She received her Master degree in mathematics from the University of Trieste in 1993, and her Ph.D in computational mathematics from the University of Padua, Italy, 1997. She held post doc positions at the University of Cambridge, UK, at the
Mathematical Sciences Research Institute, Berkeley, California and at NTNU.

 

Research

Her research field is in numerical analysis and in particular structure preserving algorithms for differential equations and geometric numerical integration.

Memberships, leadership experience (selection)

  • Leader of the Differential Equations and Numerical Analysis Group at the Department of Mathematical Sciences and NTNU
  • Member of the European Consortium of Mathematics in Industry Council
  • Member of the board of the International Council of Mathematics in Industry and Applications
  • Member of the Royal Norwegian Society of Sciences and Letters.
  • Co-organiser of a special semester at Isaac Newton Institute of MS, 2019. Geometry, compatibility and structure preservation

  • Member of the editorial board of SIAM Review, JCD, JGM, Calcolo, Networks and Heterogeneous Media

Publications

  • Chronological
  • By category
  • All publications registered in NVA

2025

  • Celledoni, Elena; Çokaj, Ergys; Leone, Andrea; Leyendecker, Sigrid; Murari, Davide; Owren, Brynjulf Rustad. (2025) Neural networks for the approximation of Euler’s elastica. Computer Methods in Applied Mechanics and Engineering
    Academic article
  • Celledoni, Elena; Jackaman, James; Murari, Davide; Owren, Brynjulf Rustad. (2025) Predictions based on pixel data: Insights from PDEs and finite differences. Journal of Computational Physics
    Academic article
  • Hansen, Martine Dyring; Celledoni, Elena; Tapley, Benjamin Kwanen. (2025) Learning mechanical systems from real-world data using discrete forced Lagrangian dynamics. arXiv
    Academic article

2024

  • Celledoni, Elena; Ebrahimi-Fard, Kurusch; Munthe-Kaas, Antonella Zanna. (2024) Preface: SPECIAL ISSUE ON THEORETICAL AND COMPUTATIONAL ASPECTS OF DYNAMICAL SYSTEMS. PART I. Journal of Computational Dynamics
    Article in business/trade/industry journal

2021

  • Celledoni, Elena; Ehrhardt, Matthias J.; Etmann, Christian; Owren, Brynjulf; Schönlieb, Carola-Bibiane; Sherry, Ferdia. (2021) Equivariant neural networks for inverse problems. Inverse Problems
    Academic article

2019

  • Celledoni, Elena; Evripidou, Charalambos; McLaren, David I.; Owren, Brynjulf; Quispel, G.R.W.; Tapley, Benjamin. (2019) Discrete Darboux polynomials and the search for preserved measures and integrals of rational maps. arXiv.org
    Academic article
  • Ohm, Laurel; Tapley, Benjamin; Andersson, Helge Ingolf; Celledoni, Elena; Owren, Brynjulf. (2019) A slender body model for thin rigid fibers: validation and comparisons.
    Academic chapter/article/Conference paper
  • Celledoni, Elena; Evripidou, Charalambos; McLaren, David I.; Owren, Brynjulf; Quispel, Gilles Reinout Willem; Tapley, Benjamin. (2019) Using discrete Darboux polynomials to detect and determine preserved measures and integrals of rational maps. arXiv.org
    Academic article
  • Li, Lu; Celledoni, Elena. (2019) Krylov projection methods for linear Hamiltonian systems. Numerical Algorithms
    Academic article
  • Celledoni, Elena; Lystad, Pål Erik; Tapia, Nikolas. (2019) Signatures in Shape analysis: An efficient approach to motion identification. Lecture Notes in Computer Science (LNCS)
    Academic article
  • Tapley, Benjamin; Owren, Brynjulf; Celledoni, Elena; Andersson, Helge Ingolf. (2019) Computational methods for tracking inertial particles in discrete incompressible flows. arXiv.org
    Academic article

2017

  • Celledoni, Elena; Høiseth, Eirik Hoel. (2017) Energy-Preserving and Passivity-Consistent Numerical Discretization of Port-Hamiltonian Systems. arXiv.org
    Academic article
  • Celledoni, Elena; Eidnes, Sølve; Eslitzbichler, Markus; Schmeding, Alexander. (2017) Shape analysis on Lie groups and homogeneous manifolds. Proceedings of the GSI conference 2017
    Abstract

2016

  • Celledoni, Elena; Høiseth, Eirik Hoel. (2016) The averaged Lagrangian method. Journal of Computational and Applied Mathematics
    Academic article

2015

  • Celledoni, Elena; McLachlan, I. Robert; McLaren, David; Owren, Brynjulf; Quispel, Reinout. (2015) Discretization of polynomial vector fields by polarization. Proceedings of the Royal Society. Mathematical, Physical and Engineering Sciences
    Academic article
  • Celledoni, Elena; Kozlov, Roman; Matsuo, Takayasu. (2015) Preface of the “Symposium on structure-preserving integrators for differential equations”. AIP Conference Proceedings
    Editorial
  • Høiseth, Eirik Hoel; Celledoni, Elena; Gustafsson, Einar; Ramzina, Nataliya. (2015) Splitting methods for controlled vessel offshore operations. AIP Conference Proceedings
    Academic article

2014

  • Celledoni, Elena; Marthinsen, Håkon; Owren, Brynjulf. (2014) An introduction to Lie group integrators - basics, new developments and applications. Journal of Computational Physics
    Academic article
  • Celledoni, Elena; Sanz-Serna, Jesus Maria; Zanna, Antonella. (2014) Guest editors' preface. Discrete and Continuous Dynamical Systems. Series A
    Editorial

2013

  • Ringheim, Inger Marie; Celledoni, Elena. (2013) Numerical Solution of Equilibrium Equations of Spatial Elastica, Master thesis. NTNU NTNU
    Masters thesis
  • Kvernelv, Vegard Berg; Celledoni, Elena. (2013) Optimization on Matrix Manifolds with Applications to Blind Source Separation, Master thesis. NTNU NTNU
    Masters thesis
  • Celledoni, Elena; McLachlan, Robert I.; Owren, Brynjulf; Quispel, G.R.W.. (2013) Geometric properties of Kahan's method. Journal of Physics A: Mathematical and Theoretical
    Academic article

2010

  • Celledoni, Elena; Zanna, Antonella. (2010) Algorithm 903: FRB-Fortran Routines for the Exact Computation of Free Rigid Body Motions. ACM Transactions on Mathematical Software
    Academic article
  • Celledoni, Elena; McLachlan, I. Robert; Owren, Brynjulf; Quispel, Reinout. (2010) On conjugate B-series and their geometric structure. Journal on Numerical Analysis Industrial and Applied Mathematics
    Academic article

2009

  • Celledoni, Elena; McLachlan, I. Robert; Owren, Brynjulf; Quispel, Reinout. (2009) Energy-preserving integrators and the structure of B-series. IMF, NTNU IMF, NTNU
    Report
  • Celledoni, Elena; McLachlan, I. Robert; Owren, Brynjulf; Quispel, Reinout. (2009) Structure of B-series for some classes of Geometric Integrators. AIP Conference Proceedings
    Academic article
  • Celledoni, Elena; Säfström, Niklas. (2009) Hamiltonian and multi-symplectic formulation of a rod model using quaternions. IMF, NTNU IMF, NTNU
    Report
  • Celledoni, Elena; McLachlan, I. Robert; McLaren, David; Owren, Brynjulf; Reinout, Quispel; Wright, Will. (2009) Energy-preserving Runge-Kutta methods. Modélisation mathématique et analyse numérique
    Academic article

2008

  • Celledoni, Elena; McLaren, David; McLachlan, I. Robert; Owren, Brynjulf; Quispel, Reinout; Wright, Will. (2008) Energy-preserving Runge-Kutta methods. NTNU Institutt for matematiske fag NTNU Institutt for matematiske fag
    Report
  • Celledoni, Elena; Zanna, Antonella. (2008) FRB-FORTRAN routines for the exact computation of free rigid body motions. NTNU Institutt for matematiske fag NTNU Institutt for matematiske fag
    Report
  • Celledoni, Elena; McLaren, David; McLachlan, I. Robert; Owren, Brynjulf; Quispel, Reinout; Wright, Will. (2008) Energy-preserving methods and B-series.
    Academic chapter/article/Conference paper

2007

  • Celledoni, Elena; Fiori, Simone. (2007) Descent methods for optimization on homogenous manifolds. Institutt for Matematiske fag, NTNU Institutt for Matematiske fag, NTNU
    Report

2005

  • Amundsen, Jørn Aslak; Andersson, Helge Ingolf; Celledoni, Elena; Gravdahl, Jan Tommy; Nagel, Henrik; Natvig, Thorvald. (2005) SIMS 2005 46th Conference on Simulation and Modeling. Tapir Akademisk Forlag Tapir Akademisk Forlag
    Academic anthology/Conference proceedings

2002

  • Celledoni, Elena; Owren, Brynjulf. (2002) A class of intrinsic schemes for orthogonal integration. SIAM Journal on Numerical Analysis
    Academic article

2001

  • Celledoni, Elena; Owren, Brynjulf. (2001) A class of low complexity intrinsic schemes for orthogonal integration. Institutt for matematiske fag, NTNU. Institutt for matematiske fag, NTNU.
    Report

Journal publications

  • Celledoni, Elena; Çokaj, Ergys; Leone, Andrea; Leyendecker, Sigrid; Murari, Davide; Owren, Brynjulf Rustad. (2025) Neural networks for the approximation of Euler’s elastica. Computer Methods in Applied Mechanics and Engineering
    Academic article
  • Celledoni, Elena; Jackaman, James; Murari, Davide; Owren, Brynjulf Rustad. (2025) Predictions based on pixel data: Insights from PDEs and finite differences. Journal of Computational Physics
    Academic article
  • Hansen, Martine Dyring; Celledoni, Elena; Tapley, Benjamin Kwanen. (2025) Learning mechanical systems from real-world data using discrete forced Lagrangian dynamics. arXiv
    Academic article
  • Celledoni, Elena; Ebrahimi-Fard, Kurusch; Munthe-Kaas, Antonella Zanna. (2024) Preface: SPECIAL ISSUE ON THEORETICAL AND COMPUTATIONAL ASPECTS OF DYNAMICAL SYSTEMS. PART I. Journal of Computational Dynamics
    Article in business/trade/industry journal
  • Celledoni, Elena; Ehrhardt, Matthias J.; Etmann, Christian; Owren, Brynjulf; Schönlieb, Carola-Bibiane; Sherry, Ferdia. (2021) Equivariant neural networks for inverse problems. Inverse Problems
    Academic article
  • Celledoni, Elena; Evripidou, Charalambos; McLaren, David I.; Owren, Brynjulf; Quispel, G.R.W.; Tapley, Benjamin. (2019) Discrete Darboux polynomials and the search for preserved measures and integrals of rational maps. arXiv.org
    Academic article
  • Celledoni, Elena; Evripidou, Charalambos; McLaren, David I.; Owren, Brynjulf; Quispel, Gilles Reinout Willem; Tapley, Benjamin. (2019) Using discrete Darboux polynomials to detect and determine preserved measures and integrals of rational maps. arXiv.org
    Academic article
  • Li, Lu; Celledoni, Elena. (2019) Krylov projection methods for linear Hamiltonian systems. Numerical Algorithms
    Academic article
  • Celledoni, Elena; Lystad, Pål Erik; Tapia, Nikolas. (2019) Signatures in Shape analysis: An efficient approach to motion identification. Lecture Notes in Computer Science (LNCS)
    Academic article
  • Tapley, Benjamin; Owren, Brynjulf; Celledoni, Elena; Andersson, Helge Ingolf. (2019) Computational methods for tracking inertial particles in discrete incompressible flows. arXiv.org
    Academic article
  • Celledoni, Elena; Høiseth, Eirik Hoel. (2017) Energy-Preserving and Passivity-Consistent Numerical Discretization of Port-Hamiltonian Systems. arXiv.org
    Academic article
  • Celledoni, Elena; Eidnes, Sølve; Eslitzbichler, Markus; Schmeding, Alexander. (2017) Shape analysis on Lie groups and homogeneous manifolds. Proceedings of the GSI conference 2017
    Abstract
  • Celledoni, Elena; Høiseth, Eirik Hoel. (2016) The averaged Lagrangian method. Journal of Computational and Applied Mathematics
    Academic article
  • Celledoni, Elena; McLachlan, I. Robert; McLaren, David; Owren, Brynjulf; Quispel, Reinout. (2015) Discretization of polynomial vector fields by polarization. Proceedings of the Royal Society. Mathematical, Physical and Engineering Sciences
    Academic article
  • Celledoni, Elena; Kozlov, Roman; Matsuo, Takayasu. (2015) Preface of the “Symposium on structure-preserving integrators for differential equations”. AIP Conference Proceedings
    Editorial
  • Høiseth, Eirik Hoel; Celledoni, Elena; Gustafsson, Einar; Ramzina, Nataliya. (2015) Splitting methods for controlled vessel offshore operations. AIP Conference Proceedings
    Academic article
  • Celledoni, Elena; Marthinsen, Håkon; Owren, Brynjulf. (2014) An introduction to Lie group integrators - basics, new developments and applications. Journal of Computational Physics
    Academic article
  • Celledoni, Elena; Sanz-Serna, Jesus Maria; Zanna, Antonella. (2014) Guest editors' preface. Discrete and Continuous Dynamical Systems. Series A
    Editorial
  • Celledoni, Elena; McLachlan, Robert I.; Owren, Brynjulf; Quispel, G.R.W.. (2013) Geometric properties of Kahan's method. Journal of Physics A: Mathematical and Theoretical
    Academic article
  • Celledoni, Elena; Zanna, Antonella. (2010) Algorithm 903: FRB-Fortran Routines for the Exact Computation of Free Rigid Body Motions. ACM Transactions on Mathematical Software
    Academic article
  • Celledoni, Elena; McLachlan, I. Robert; Owren, Brynjulf; Quispel, Reinout. (2010) On conjugate B-series and their geometric structure. Journal on Numerical Analysis Industrial and Applied Mathematics
    Academic article
  • Celledoni, Elena; McLachlan, I. Robert; Owren, Brynjulf; Quispel, Reinout. (2009) Structure of B-series for some classes of Geometric Integrators. AIP Conference Proceedings
    Academic article
  • Celledoni, Elena; McLachlan, I. Robert; McLaren, David; Owren, Brynjulf; Reinout, Quispel; Wright, Will. (2009) Energy-preserving Runge-Kutta methods. Modélisation mathématique et analyse numérique
    Academic article
  • Celledoni, Elena; Owren, Brynjulf. (2002) A class of intrinsic schemes for orthogonal integration. SIAM Journal on Numerical Analysis
    Academic article

Books

  • Amundsen, Jørn Aslak; Andersson, Helge Ingolf; Celledoni, Elena; Gravdahl, Jan Tommy; Nagel, Henrik; Natvig, Thorvald. (2005) SIMS 2005 46th Conference on Simulation and Modeling. Tapir Akademisk Forlag Tapir Akademisk Forlag
    Academic anthology/Conference proceedings

Part of book/report

  • Ohm, Laurel; Tapley, Benjamin; Andersson, Helge Ingolf; Celledoni, Elena; Owren, Brynjulf. (2019) A slender body model for thin rigid fibers: validation and comparisons.
    Academic chapter/article/Conference paper
  • Celledoni, Elena; McLaren, David; McLachlan, I. Robert; Owren, Brynjulf; Quispel, Reinout; Wright, Will. (2008) Energy-preserving methods and B-series.
    Academic chapter/article/Conference paper

Report

  • Ringheim, Inger Marie; Celledoni, Elena. (2013) Numerical Solution of Equilibrium Equations of Spatial Elastica, Master thesis. NTNU NTNU
    Masters thesis
  • Kvernelv, Vegard Berg; Celledoni, Elena. (2013) Optimization on Matrix Manifolds with Applications to Blind Source Separation, Master thesis. NTNU NTNU
    Masters thesis
  • Celledoni, Elena; McLachlan, I. Robert; Owren, Brynjulf; Quispel, Reinout. (2009) Energy-preserving integrators and the structure of B-series. IMF, NTNU IMF, NTNU
    Report
  • Celledoni, Elena; Säfström, Niklas. (2009) Hamiltonian and multi-symplectic formulation of a rod model using quaternions. IMF, NTNU IMF, NTNU
    Report
  • Celledoni, Elena; McLaren, David; McLachlan, I. Robert; Owren, Brynjulf; Quispel, Reinout; Wright, Will. (2008) Energy-preserving Runge-Kutta methods. NTNU Institutt for matematiske fag NTNU Institutt for matematiske fag
    Report
  • Celledoni, Elena; Zanna, Antonella. (2008) FRB-FORTRAN routines for the exact computation of free rigid body motions. NTNU Institutt for matematiske fag NTNU Institutt for matematiske fag
    Report
  • Celledoni, Elena; Fiori, Simone. (2007) Descent methods for optimization on homogenous manifolds. Institutt for Matematiske fag, NTNU Institutt for Matematiske fag, NTNU
    Report
  • Celledoni, Elena; Owren, Brynjulf. (2001) A class of low complexity intrinsic schemes for orthogonal integration. Institutt for matematiske fag, NTNU. Institutt for matematiske fag, NTNU.
    Report

Teaching

Courses

  • TMA4422 - Mathematics 3C: Linear Algebra, Differential equations, Approximation of Functions, and Series
  • TMA4411 - Mathematics 2B: Linear Algebra, Differential equations, Integral transforms and Series
  • TMA4215 - Numerical Mathematics
  • TMA4410 - Mathematics 2A: Linear Algebra, Differential equations, Integral transforms and Series
  • TMA4212 - Numerical Solution of Differential Equations by Difference Methods

Outreach

2022

  • Poster
    Noren, Håkon; Celledoni, Elena; Eidnes, Sølve. (2022) Numerical integrators for learning dynamical systems from noisy data. The Symbiosis of Deep Learning and Differential Equations , Virtual Workshop 09.12.2022 - 09.12.2022

2018

  • Academic lecture
    Celledoni, Elena; Høiseth, Eirik Hoel. (2018) Structure preserving discretization of port-Hamiltonian systems. ANODE 2018 , Auckland 19.02.2018 - 23.02.2018
  • Academic lecture
    Tapley, Benjamin; Celledoni, Elena; Owren, Brynjulf; Andersson, Helge Ingolf. (2018) A novel approach to rigid spheroid models in viscous flows using operator splitting methods. Auckland Numerical Ordinary Differential Equations Conference , Auckland 19.02.2018 - 23.02.2018

2017

  • Lecture
    Celledoni, Elena. (2017) Shape analsis on homogeneous manifolds. Connections in Geometric Numerical Integration and Structure-Preserving Discretization , Banff 11.06.2017 - 16.06.2017
  • Academic lecture
    Celledoni, Elena. (2017) Shape analysis on Lie groups and homogeneous manifolds. V Iberoamerican Meeting on Geometry, Mechanics and Control. 16.01.2017 - 20.01.2017

2016

  • Academic lecture
    Celledoni, Elena; Eslitzbichler, Markus; Schmeding, Alexander. (2016) Lie groups shape analysis and computer animation. MaGIC , Ilsetra 18.02.2016 - 21.02.2016
  • Poster
    Schmeding, Alexander; Celledoni, Elena; Eslitzbichler, Markus. (2016) Shape Analysis on Lie Groups (and beyond) with Applications. Math meets Industry , Scandic Lerkendal Hotel, Trondheim 22.09.2016 - 23.09.2016

2014

  • Academic lecture
    Celledoni, Elena. (2014) Scrtucture presevation of port-Hamiltonian systems. KCNADE 2014 , Kyoto 16.09.2014 - 20.09.2014
  • Lecture
    Celledoni, Elena. (2014) Structure preservation of port-Hamiltonian systems. Chineese Academy of Sciences , Beijing 17.05.2014 - 17.05.2014
  • Academic lecture
    Celledoni, Elena. (2014) Port Hamiltonian systems. MaGIC 2014 , Meråker 24.02.2014 - 27.02.2014

2013

  • Academic lecture
    Owren, Brynjulf; Celledoni, Elena. (2013) Kahan's method and its geometric properties. Equadiff 2013 20.08.2013 - 30.08.2013

2012

  • Academic lecture
    Celledoni, Elena; Owren, Brynjulf. (2012) The Kahan's method and its geometric properties. Structured Matrix Computations in non-Euclidean Geometries: Algorithms and Applications , CIRM, Lumini 08.10.2012 - 12.10.2012

2010

  • Academic lecture
    Celledoni, Elena. (2010) Energy-preserving integrators. New geometric and numeric tools for the analysis of differential equations , Banff 13.08.2010 - 15.08.2010
  • Academic lecture
    Celledoni, Elena. (2010) Energy-preserving integrators. Combinatorics and Control conference , La Cristalera. Miraflores de la Sierra 21.06.2010 - 25.06.2010

2009

  • Academic lecture
    Celledoni, Elena. (2009) B-series and their energy-preserving properties. Hairer 60 , Geneve 17.06.2009 - 21.06.2009

2008

  • Academic lecture
    Celledoni, Elena. (2008) Hamiltonian structure of a geometrically exact rod model. Workshop at the Chinese Academy of Sciences , Beijing 12.06.2008 - 12.06.2008
  • Academic lecture
    Celledoni, Elena. (2008) Geometrically exact models of rods: Hamiltonian and multisymplectic structures. Seminar at the Department of Mathematics in Geneva , Geneva 16.04.2008 -

2007

  • Academic lecture
    Zanna, Antonella; Celledoni, Elena. (2007) On the exact integration of Rigid Body equations. Applying Geometric Integrators , ICMS, 14 India Street, Edinburgh 24.04.2007 - 27.04.2007
  • Academic lecture
    Celledoni, Elena. (2007) Eulerian and semi-Lagrangian exponential integrators. SciCADE 2007 , Saint Malo 09.07.2007 - 13.07.2007
  • Academic lecture
    Celledoni, Elena. (2007) Simulating rigid body dynamics using Jacobi elliptic functions and integrals. Applying Geometric Integrators, ICMS Workshop , Edinburgh 23.04.2007 - 27.04.2007

2003

  • Academic lecture
    Celledoni, Elena. (2003) Commutator-free Lie group methods. SCICADE 2003: Workshop on Lie group methods , Trondheim 30.06.2003 -

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