Brynjulf Owren
Om
Brynjulf Owren er professor ved Institutt for matematiske fag. Han tilhører forskningsgruppen for Differensiallikninger og numerisk analyse.
Se engelsk side for mer informasjon.
Publikasjoner
2026
-
Jasa, Hajg;
Bergmann, Ronny;
Owren, Brynjulf Rustad.
(2026)
Algorithms for Nonsmooth Optimization on Riemannian Manifolds, and Applications.
Norges teknisk-naturvitenskapelige universitet
Doktoravhandling
2025
-
Celledoni, Elena;
Çokaj, Ergys;
Leone, Andrea;
Leyendecker, Sigrid;
Murari, Davide;
Owren, Brynjulf Rustad;
Almagro, Rodrigo T Sato Martín de;
Stavole, Martina.
(2025)
Neural networks for the approximation of Euler’s elastica.
Computer Methods in Applied Mechanics and Engineering
Vitenskapelig artikkel
-
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
Vitenskapelig artikkel
2024
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Arnold, Martin;
Celledoni, Elena;
Cokaj, Ergys;
Owren, Brynjulf Rustad;
Tumiotto, Denise.
(2024)
B-STABILITY OF NUMERICAL INTEGRATORS ON RIEMANNIAN MANIFOLDS.
Journal of Computational Dynamics
Vitenskapelig artikkel
-
Celledoni, Elena;
Munthe-Kaas, Hans Zanna;
Owren, Brynjulf Rustad;
Munthe-Kaas, Antonella Zanna.
(2024)
PREFACE SPECIAL ISSUE ON MECHANICS, COMPUTATION AND THEIR MATH FOUNDATIONS. PART II.
Journal of Computational Dynamics
Fagartikkel
-
Celledoni, Elena;
Munthe-Kaas, Hans Zanna;
Owren, Brynjulf Rustad;
Munthe-Kaas, Antonella Zanna.
(2024)
PREFACE SPECIAL ISSUE ON MECHANICS, COMPUTATION AND THEIR MATH FOUNDATIONS. PART I.
Journal of Computational Dynamics
Fagartikkel
-
Sherry, Ferdia;
Celledoni, Elena;
Ehrhardt, Matthias J.;
Murari, Davide;
Owren, Brynjulf Rustad;
Schönlieb, Carola-Bibiane.
(2024)
Designing stable neural networks using convex analysis and ODEs.
Physica D : Non-linear phenomena
Vitenskapelig artikkel
2023
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Bogfjellmo, Geir;
Celledoni, Elena;
McLachlan, Robert I.;
Owren, Brynjulf Rustad;
Quispel, Gilles Reinout Willem.
(2023)
Using aromas to search for preserved measures and integrals in Kahan’s method.
Mathematics of Computation
Vitenskapelig artikkel
-
Celledoni, Elena;
Murari, Davide;
Owren, Brynjulf Rustad;
Schonlieb, Carola-Bibiane;
Sherry, Ferdia.
(2023)
DYNAMICAL SYSTEMS - BASED NEURAL NETWORKS.
SIAM Journal on Scientific Computing
Vitenskapelig artikkel
2022
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Celledoni, Elena;
Evripidou, Charalambos;
McLaren, David I.;
Owren, Brynjulf;
Quispel, G.R.W.;
Tapley, Benjamin Kwanen.
(2022)
DETECTING AND DETERMINING PRESERVED MEASURES AND INTEGRALS OF BIRATIONAL MAPS.
Journal of Computational Dynamics
Vitenskapelig artikkel
-
Celledoni, Elena;
Leone, Andrea;
Murari, Davide;
Owren, Brynjulf.
(2022)
Learning Hamiltonians of constrained mechanical systems.
Journal of Computational and Applied Mathematics
Vitenskapelig artikkel
-
Celledoni, Elena;
Cokaj, Ergys;
Leone, Andrea;
Murari, Davide;
Owren, Brynjulf Rustad.
(2022)
Dynamics of the N-fold Pendulum in the Framework of Lie Group Integrators.
Mathematics in Industry
Vitenskapelig artikkel
-
Tapley, Benjamin Kwanen;
Andersson, Helge Ingolf;
Celledoni, Elena;
Owren, Brynjulf.
(2022)
Computational geometric methods for preferential clustering of particle suspensions.
Journal of Computational Physics
Vitenskapelig artikkel
-
Murari, Davide;
Celledoni, Elena;
Owren, Brynjulf Rustad;
Sherry, Ferdia;
Schönlieb, Carola-Bibiane.
(2022)
Structure preserving neural networks based on ODEs.
NeurIPS 2022 Workshop DLDE homepage
Forskningsrapport
2021
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Celledoni, Elena;
Ehrhardt, Matthias J.;
Etmann, Christian;
Owren, Brynjulf;
Schönlieb, Carola-Bibiane;
Sherry, Ferdia.
(2021)
Equivariant neural networks for inverse problems.
Inverse Problems
Vitenskapelig artikkel
-
Celledoni, Elena;
Çokaj, Ergys;
Leone, Andrea;
Murari, Davide;
Owren, Brynjulf.
(2021)
Lie Group integrators for mechanical systems.
International Journal of Computer Mathematics
Vitenskapelig artikkel
-
Celledoni, Elena;
Ehrhardt, Matthias J.;
Etmann, Christian;
McLachlan, Robert I.;
Owren, Brynjulf;
Schönlieb, Carola-Bibiane;
Sherry, Ferdia.
(2021)
Structure preserving deep learning.
European journal of applied mathematics
Vitenskapelig artikkel
-
Andersson, Helge Ingolf;
Celledoni, Elena;
Ohm, Laurel;
Owren, Brynjulf;
Tapley, Benjamin.
(2021)
An integral model based on slender body theory, with applications to curved rigid fibers.
Physics of Fluids
Vitenskapelig artikkel
2020
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Curry, Charles Henry Alexander;
Ebrahimi-Fard, Kurusch;
Owren, Brynjulf.
(2020)
The Magnus expansion and post-Lie algebras.
Mathematics of Computation
Vitenskapelig artikkel
2019
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Celledoni, Elena;
McLaren, David;
Owren, Brynjulf;
Quispel, Reinout.
(2019)
Geometric and integrability properties of Kahan?s method: The preservation of certain quadratic integrals.
Journal of Physics A: Mathematical and Theoretical
Vitenskapelig artikkel
-
Kamp, Peter H. van der;
Celledoni, Elena;
Mclachlan, Robert, i;
McLaren, David I.;
Owren, Brynjulf;
Quispel, Gilles Reinout Willem.
(2019)
Three classes of quadratic vector fields for which the Kahan discretization is the root of a generalised Manin transformation.
Journal of Physics A: Mathematical and Theoretical
Vitenskapelig artikkel
-
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
Vitenskapelig artikkel
-
Ohm, Laurel;
Tapley, Benjamin;
Andersson, Helge Ingolf;
Celledoni, Elena;
Owren, Brynjulf.
(2019)
A slender body model for thin rigid fibers: validation and comparisons.
Vitenskapelig kapittel
-
Celledoni, Elena;
Evripidou, Charalambos;
McLaren, David I.;
Owren, Brynjulf;
Quispel, Gilles Reinout Willem;
Tapley, Benjamin;
Kamp, Peter H. van der.
(2019)
Using discrete Darboux polynomials to detect and determine preserved measures and integrals of rational maps.
arXiv.org
Vitenskapelig artikkel
-
Tapley, Benjamin;
Celledoni, Elena;
Owren, Brynjulf;
Andersson, Helge Ingolf.
(2019)
A novel approach to rigid spheroid models in viscous flows using operator splitting methods.
Numerical Algorithms
Vitenskapelig artikkel
-
Celledoni, Elena;
Eidnes, Sølve;
Owren, Brynjulf;
Ringholm, Torbjørn.
(2019)
Energy-preserving methods on Riemannian manifolds.
Mathematics of Computation
Vitenskapelig artikkel
-
Celledoni, Elena;
Evripidou, Charalambos;
McLaren, David I.;
Owren, Brynjulf;
Quispel, Gilles Reinout Willem;
Tapley, Benjamin;
Kamp, Peter H. van der.
(2019)
Using discrete Darboux polynomials to detect and determine preserved measures and integrals of rational maps.
Journal of Physics A: Mathematical and Theoretical
Vitenskapelig artikkel
-
Curry, Charles Henry Alexander;
Owren, Brynjulf.
(2019)
Variable step size commutator free Lie group integrators.
Numerical Algorithms
Vitenskapelig artikkel
-
Zanna, Antonella;
Owren, Brynjulf.
(2019)
Holmboeprisen 2018.
Tangenten - Tidsskrift for matematikkundervisning
Populærvitenskapelig artikkel
-
Benning, Martin;
Celledoni, Elena;
Ehrhardt, Matthias J.;
Owren, Brynjulf;
Schönlieb, Carola-Bibiane.
(2019)
Deep learning as optimal control problems: models and numerical methods.
Journal of Computational Dynamics
Vitenskapelig artikkel
-
Tapley, Benjamin;
Owren, Brynjulf;
Celledoni, Elena;
Andersson, Helge Ingolf.
(2019)
Computational methods for tracking inertial particles in discrete incompressible flows.
arXiv.org
Vitenskapelig artikkel
2018
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Tapley, Benjamin;
Celledoni, Elena;
Owren, Brynjulf;
Andersson, Helge Ingolf.
(2018)
A novel approach to rigid spheroid models in viscous flows using operator splitting methods.
arXiv.org
Vitenskapelig artikkel
-
Curry, Charles Henry Alexander;
Ebrahimi-Fard, Kurusch;
Owren, Brynjulf.
(2018)
The Magnus expansion and Post-Lie algebras.
arXiv.org
Vitenskapelig artikkel
-
Ringholm, Torbjørn;
Owren, Brynjulf;
Celledoni, Elena.
(2018)
Discrete gradient methods in image processing and partial differential equations on moving meshes.
Norges teknisk-naturvitenskapelige universitet
Doktoravhandling
-
Haugen, Kjetil K.;
Owren, Brynjulf.
(2018)
Predicting football tables by a maximally parsimonious model.
Mathematics for applications
Vitenskapelig artikkel
-
Celledoni, Elena;
Eidnes, Sølve;
Owren, Brynjulf;
Ringholm, Torbjørn.
(2018)
Dissipative numerical schemes on Riemannian manifolds with applications to gradient flows.
SIAM Journal on Scientific Computing
Vitenskapelig artikkel
-
Owren, Brynjulf.
(2018)
Holmboeprisen 2017.
Tangenten - Tidsskrift for matematikkundervisning
Populærvitenskapelig artikkel
2017
-
Owren, Brynjulf.
(2017)
Holmboeprisvinneren 2016.
Tangenten - Tidsskrift for matematikkundervisning
Populærvitenskapelig artikkel
-
Eidnes, Sølve;
Owren, Brynjulf;
Ringholm, Torbjørn.
(2017)
Adaptive energy preserving methods for partial differential equations.
Advances in Computational Mathematics
Vitenskapelig artikkel
2016
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Marthinsen, Håkon;
Owren, Brynjulf.
(2016)
Geometric integration of non-autonomous linear
Hamiltonian problems.
Advances in Computational Mathematics
Vitenskapelig artikkel
-
Celledoni, Elena;
McLachlan, I. Robert;
McLaren, David;
Owren, Brynjulf;
Quispel, Reinout.
(2016)
Two classes of quadratic vector fields for which the Kahan discretization is integrable.
MI Lecture Note, Kyushu University
Vitenskapelig artikkel
-
Curry, Charles Henry Alexander;
Owren, Brynjulf.
(2016)
A Computationally Inexpensive Coordinate Map for Lie Group Integrators.
MI Lecture Note, Kyushu University
Vitenskapelig artikkel
-
Celledoni, Elena;
McLachlan, I. Robert;
Owren, Brynjulf;
Quispel, Reinout.
(2016)
Two classes of quadratic vector fields for which the Kahan discretization is completely integrable
MI Lecture Note Vol.74 : Kyushu University.
MI Lecture Note, Kyushu University
Vitenskapelig artikkel
2015
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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
Vitenskapelig artikkel
-
Amaya, Manuel;
Owren, Brynjulf.
(2015)
High-order optimization methods for large-scale 3D CSEM data inversion.
Norges teknisk-naturvitenskapelige universitet
Doktoravhandling
-
Eidnes, Sølve;
Owren, Brynjulf;
Ringholm, Torbjørn.
(2015)
Adaptive Energy Preserving Methods for Partial Differential Equations.
arXiv.org
Forskningsrapport
-
Celledoni, Elena;
McLachlan, Robert I.;
McLaren, David I.;
Owren, Brynjulf;
Quispel, G.R.W..
(2015)
Discretization of polynomial vector fields by polarization.
arXiv.org
Forskningsrapport
2014
-
Celledoni, Elena;
Owren, Brynjulf.
(2014)
Preserving first integrals with symmetric Lie group methods.
Discrete and Continuous Dynamical Systems. Series A
Vitenskapelig artikkel
-
Marthinsen, Håkon;
Owren, Brynjulf.
(2014)
Geometric integration of non-autonomous Hamiltonian problems.
arxiv
Forskningsrapport
-
Marthinsen, Håkon;
Owren, Brynjulf.
(2014)
On symplectic integration in Lie groups and manifolds.
Norges teknisk-naturvitenskapelige universitet
Doktoravhandling
-
Celledoni, Elena;
Marthinsen, Håkon;
Owren, Brynjulf.
(2014)
An introduction to Lie group integrators - basics, new developments and applications.
Journal of Computational Physics
Vitenskapelig artikkel
-
Celledoni, Elena;
Owren, Brynjulf;
Sun, Yajuan.
(2014)
The minimal stage, energy preserving Runge-Kutta method for polynomial Hamiltonian systems is the Averaged Vector Field method.
Mathematics of Computation
Vitenskapelig artikkel
-
Celledoni, Elena;
McLachlan, Robert I.;
McLaren, David;
Owren, Brynjulf;
Quispel, G. R. W..
(2014)
Integrability properties of Kahanʼs method.
Journal of Physics A: Mathematical and Theoretical
Vitenskapelig artikkel
2013
-
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
Vitenskapelig artikkel
2012
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Celledoni, Elena;
Grimm, Volker;
McLachlan, Robert I.;
McLaren, David;
O'Neale, Dion;
Owren, Brynjulf;
Quispel, G.R.W.
(2012)
Preserving energy resp. dissipation in numerical PDEs using the ‘‘Average Vector Field’’ method.
Journal of Computational Physics
Vitenskapelig artikkel
2011
-
Dahlby, Morten;
Owren, Brynjulf.
(2011)
A General Framework for Deriving Integral Preserving Numerical Methods for PDEs.
SIAM Journal on Scientific Computing
Vitenskapelig artikkel
-
Christiansen, Snorre H;
Munthe-Kaas, Hans;
Owren, Brynjulf.
(2011)
Topics in structure-preserving discretization.
Acta Numerica
Vitenskapelig oversiktsartikkel
-
Owren, Brynjulf.
(2011)
Werner Romberg: "Vereinfachte numerische Integration''.
Skrifter
Populærvitenskapelig artikkel
-
Dahlby, Morten;
Owren, Brynjulf;
Yaguchi, Takaharu.
(2011)
Preserving multiple first integrals by discrete gradients.
Journal of Physics A: Mathematical and Theoretical
Vitenskapelig artikkel
2010
-
Dahlby, Morten Lien;
Owren, Brynjulf;
Yaguchi, Takaharu.
(2010)
Preserving multiple first integrals by discrete gradients.
NTNU, Department of Mathematical Sciences
Forskningsrapport
-
Dahlby, Morten Lien;
Owren, Brynjulf.
(2010)
A general framework for deriving integral preserving numerical methods for PDEs.
NTNU, Department of Mathematical Sciences
Forskningsrapport
-
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
Vitenskapelig artikkel
-
Celledoni, Elena;
McLachlan, I. Robert;
Owren, Brynjulf;
Quispel, Reinout.
(2010)
Energy-Preserving Integrators and the Structure of B-series.
Foundations of Computational Mathematics
Vitenskapelig artikkel
2009
-
Celledoni, Elena;
McLachlan, I. Robert;
Owren, Brynjulf;
Quispel, Reinout.
(2009)
Energy-preserving integrators and the structure of B-series.
IMF, NTNU
Forskningsrapport
-
Celledoni, Elena;
McLachlan, I. Robert;
Owren, Brynjulf;
Quispel, Reinout.
(2009)
Structure of B-series for some classes of Geometric Integrators.
AIP Conference Proceedings
Vitenskapelig artikkel
-
Dahlby, Morten Lien;
Owren, Brynjulf.
(2009)
Plane wave stability of some conservative schemes for the cubic Schrödinger equation.
Modélisation mathématique et analyse numérique
Vitenskapelig artikkel
-
Celledoni, Elena;
McLachlan, I. Robert;
McLaren, David;
Owren, Brynjulf;
Reinout, Quispel;
Wright, Will.
(2009)
Energy-preserving Runge-Kutta methods.
Modélisation mathématique et analyse numérique
Vitenskapelig artikkel
-
Celledoni, Elena;
Grimm, V;
McLachlan, I. Robert;
McLaren, David;
O'Neale, Dion;
Owren, Brynjulf;
Quispel, Reinout.
(2009)
Preserving energy resp. dissipation in numerical PDEs, using the Average Vector Field method.
Institutt for matematiske fag, NTNU
Forskningsrapport
2008
-
Cohen, David;
Owren, B;
Raynaud, X.
(2008)
Symplectic integration of the Carnassa-Holm equation.
Journal of Computational Physics
Vitenskapelig artikkel
-
Dahlby, Morten Lien;
Owren, Brynjulf.
(2008)
Plane wave stability of some conservative schemes for the cubic Schrödinger equation.
Institutt for matematiske fag
Forskningsrapport
-
Munthe-Kaas, Hans;
Owren, Brynjulf.
(2008)
Mathematics and Computation, a Contemporary View: The Abel Symposium 2006.
Springer
Antologi
-
Celledoni, Elena;
McLaren, David;
McLachlan, I. Robert;
Owren, Brynjulf;
Quispel, Reinout;
Wright, Will.
(2008)
Energy-preserving Runge-Kutta methods.
NTNU Institutt for matematiske fag
Forskningsrapport
-
Cohen, David;
Owren, Brynjulf;
Raynaud, Xavier.
(2008)
Multi-symplectic integration of the Camassa–Holm equation.
Journal of Computational Physics
Vitenskapelig artikkel
-
Celledoni, Elena;
McLaren, David;
McLachlan, I. Robert;
Owren, Brynjulf;
Quispel, Reinout;
Wright, Will.
(2008)
Energy-preserving methods and B-series.
Vitenskapelig kapittel
-
Celledoni, Elena;
Cohen, David;
Owren, Brynjulf.
(2008)
Symmetric exponential integrators for the nonlinear Schroedinger equation.
Foundations of Computational Mathematics
Vitenskapelig artikkel
2006
-
Celledoni, Elena;
Cohen, David;
Owren, Brynjulf.
(2006)
Symmetric exponential integrators for the cubic Schroedinger equation.
Institutt for Matematiske fag, NTNU
Forskningsrapport
-
Berland, Håvard;
Owren, Brynjulf;
Skaflestad, Bård.
(2006)
Solving the nonlinear Schrodinger equation using exponential integrators.
MIC Journal: Modeling, Identification and Control
Vitenskapelig artikkel
-
Owren, Brynjulf.
(2006)
Order conditions for commutator-free Lie group methods.
Journal of Physics A: Mathematical and General
Vitenskapelig artikkel
2005
-
Berland, Håvard;
Owren, Brynjulf;
Skaflestad, Bård.
(2005)
B-series and order conditions for exponential integrators.
SIAM Journal on Numerical Analysis
Vitenskapelig artikkel
2004
-
Kværnø, Anne;
Kozlov, Roman;
Owren, Brynjulf.
(2004)
The behaviour of the local error in splitting methods applied to stiff problems.
Journal of Computational Physics
Vitenskapelig artikkel
2003
-
Casas, F;
Owren, Brynjulf.
(2003)
Cost efficient Lie group integrators in the RKMK class.
Applied Numerical Mathematics
Vitenskapelig artikkel
-
Berland, Håvard;
Owren, Brynjulf.
(2003)
Algebraic Structures on Ordered Rooted Trees and Their Significance to Lie Group Integrators.
Institutt for matematiske fag, Norges teknisk-naturvitenskapelige univ
Forskningsrapport
-
Owren, Brynjulf;
Kværnø, Anne;
Kozlov, Roman.
(2003)
The behaviour of the local error in splitting methods applied to stiff problems.
Institutt for matematiske fag, NTNU
Forskningsrapport
-
Casas, Fernando;
Owren, Brynjulf.
(2003)
Cost Efficient Lie Group Integrators in the RKMK Class.
BIT Numerical Mathematics
Vitenskapelig artikkel
-
Celledoni, Elena;
Owren, Brynjulf.
(2003)
Lie group methods for rigid body dynamics and time integration on manifolds.
Computer Methods in Applied Mechanics and Engineering
Vitenskapelig artikkel
-
Celledoni, Elena;
Owren, Brynjulf.
(2003)
On the Implementation of Lie Group Methods on the Stiefel Manifold.
Numerical Algorithms
Vitenskapelig artikkel
-
Celledoni, Elena;
Marthinsen, Arne;
Owren, Brynjulf.
(2003)
Commutator-free Lie group methods.
Future Generation Computer Systems
Vitenskapelig artikkel
2002
-
Casas, Fernando;
Owren, Brynjulf.
(2002)
Cost efficient Lie group integrators in the RKMK class.
[Mangler utgivernavn]
Forskningsrapport
-
Celledoni, Elena;
Owren, Brynjulf.
(2002)
A class of intrinsic schemes for orthogonal integration.
SIAM Journal on Numerical Analysis
Vitenskapelig artikkel
2001
-
Celledoni, Elena;
Owren, Brynjulf.
(2001)
A class of low complexity intrinsic schemes for orthogonal integration.
Institutt for matematiske fag, NTNU.
Forskningsrapport
-
Owren, Brynjulf.
(2001)
Quadrature methods based on the Cayley transform.
Applied Numerical Mathematics
Vitenskapelig artikkel
-
Marthinsen, Arne;
Owren, Brynjulf.
(2001)
A note on the construction of Crouch-Grossman methods.
BIT Numerical Mathematics
Vitenskapelig artikkel
-
Owren, Brynjulf;
Marthinsen, Arne.
(2001)
Integration methods based on canonical coordinates of the second kind.
Numerische Mathematik
Vitenskapelig artikkel
2000
-
Jackiewicz, Zdzislaw;
Marthinsen, Arne;
Owren, Brynjulf.
(2000)
Construction of Runge-Kutta methods of Crouch-Grossman type of high order.
Advances in Computational Mathematics
Vitenskapelig artikkel
-
Owren, Brynjulf;
Welfert, Bruno.
(2000)
The Newton Iteration on Lie Groups.
BIT Numerical Mathematics
Vitenskapelig artikkel
1999
-
Munthe-Kaas, Hans;
Owren, Brynjulf.
(1999)
Computations in a Free Lie Algebra.
Philosophical Transactions of the Royal Society A: Mathematical, Physical and Engineering Sciences
Vitenskapelig artikkel
-
Owren, Brynjulf;
Marthinsen, Arne.
(1999)
Runge-Kutta methods adapted to manifolds and based on rigid frames.
BIT Numerical Mathematics
Vitenskapelig artikkel
-
Marthinsen, Arne;
Owren, Brynjulf.
(1999)
Quadrature Methods Based on the Cayley Transform.
Institutt for matematiske fag, NTNU.
Forskningsrapport
-
Kozlov, Roman;
Owren, Brynjulf.
(1999)
Order reduction in operator splitting methods.
Institutt for matematiske fag, NTNU
Forskningsrapport
-
Jackiewicz, Zdzislaw;
Marthinsen, Arne;
Owren, Brynjulf.
(1999)
Construction of Runge-Kutta Methods of Crouch-Grossman Type of High Order.
Institutt for matematiske fag, NTNU
Forskningsrapport
1998
-
Jackiewicz, Zdzislaw;
Owren, Brynjulf;
Welfert, Bruno D..
(1998)
Pseudospectra of waveform relaxation operators.
Computers and Mathematics with Applications
Vitenskapelig artikkel
-
Ekeland, Kersti;
Owren, Brynjulf;
Øines, Eivor.
(1998)
Stiffness detection and estimation of dominant spectra with explicit Runge-Kutta methods.
ACM Transactions on Mathematical Software
Vitenskapelig artikkel
-
Munthe-Kaas, Hans;
Owren, Brynjulf.
(1998)
Computations in a free Lie algebra.
Institutt for informatikk
Forskningsrapport
1997
-
Marthinsen, Arne;
Marthinsen, Arne;
Munthe-Kaas, Hans;
Munthe-Kaas, Hans;
Owren, Brynjulf.
(1997)
Simulation of ordinary differential equations on manifolds : some numerical experiments and verifications.
MIC Journal: Modeling, Identification and Control
Vitenskapelig artikkel
1996
-
Nørsett, Syvert Paul;
Kværnø, Anne;
Owren, Brynjulf.
(1996)
Runge-Kutta research in Trondheim.
Applied Numerical Mathematics
Vitenskapelig artikkel
1994
-
Enright, Wayne H.;
Higham, Desmond J.;
Owren, Brynjulf;
Sharp, Philip W..
(1994)
A Survey of the Explicit Runge-Kutta Method.
Department of Computer Science, University of Toronto
Forskningsrapport
1993
-
Landrø, Martin;
Zaalberg-Metselaar, Gitta;
Owren, Brynjulf;
Vaage, Svein.
(1993)
Modeling of water-gun signatures.
Geophysics
Vitenskapelig artikkel
-
Muir, Paul;
Owren, Brynjulf.
(1993)
Order Barriers and characterizations for continuous mono-implicit Runge-Kutta schemes.
Mathematics of Computation
Vitenskapelig artikkel
1992
-
Owren, Brynjulf;
Zennaro, Marino.
(1992)
Derivation of efficient, continuous explicit Runge-Kutta methods.
SIAM Journal of Scientific and Statistical Computing
Vitenskapelig artikkel
1991
-
Owren, Brynjulf;
Zennaro, Marino.
(1991)
Order barriers for continuous explicit Runge-Kutta methods.
Mathematics of Computation
Vitenskapelig artikkel
-
Owren, Brynjulf;
Seip, Kristian.
(1991)
A uniqueness result related to the stability of explicit Runge-Kutta methods.
BIT Numerical Mathematics
Vitenskapelig artikkel
1990
-
Owren, Brynjulf;
Seip, Kristian.
(1990)
Some stability results for explicit Runge-Kutta methods.
BIT Numerical Mathematics
Vitenskapelig artikkel
Tidsskriftspublikasjoner
-
Celledoni, Elena;
McLaren, David;
Owren, Brynjulf;
Quispel, Reinout.
(2019)
Geometric and integrability properties of Kahan?s method: The preservation of certain quadratic integrals.
Journal of Physics A: Mathematical and Theoretical
Vitenskapelig artikkel
-
Celledoni, Elena;
Evripidou, Charalambos;
McLaren, David I.;
Owren, Brynjulf;
Quispel, G.R.W.;
Tapley, Benjamin Kwanen.
(2022)
DETECTING AND DETERMINING PRESERVED MEASURES AND INTEGRALS OF BIRATIONAL MAPS.
Journal of Computational Dynamics
Vitenskapelig artikkel
-
Kamp, Peter H. van der;
Celledoni, Elena;
Mclachlan, Robert, i;
McLaren, David I.;
Owren, Brynjulf;
Quispel, Gilles Reinout Willem.
(2019)
Three classes of quadratic vector fields for which the Kahan discretization is the root of a generalised Manin transformation.
Journal of Physics A: Mathematical and Theoretical
Vitenskapelig artikkel
-
Tapley, Benjamin;
Celledoni, Elena;
Owren, Brynjulf;
Andersson, Helge Ingolf.
(2018)
A novel approach to rigid spheroid models in viscous flows using operator splitting methods.
arXiv.org
Vitenskapelig artikkel
-
Curry, Charles Henry Alexander;
Ebrahimi-Fard, Kurusch;
Owren, Brynjulf.
(2018)
The Magnus expansion and Post-Lie algebras.
arXiv.org
Vitenskapelig artikkel
-
Marthinsen, Arne;
Marthinsen, Arne;
Munthe-Kaas, Hans;
Munthe-Kaas, Hans;
Owren, Brynjulf.
(1997)
Simulation of ordinary differential equations on manifolds : some numerical experiments and verifications.
MIC Journal: Modeling, Identification and Control
Vitenskapelig artikkel
-
Cohen, David;
Owren, B;
Raynaud, X.
(2008)
Symplectic integration of the Carnassa-Holm equation.
Journal of Computational Physics
Vitenskapelig artikkel
-
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
Vitenskapelig artikkel
-
Owren, Brynjulf.
(2017)
Holmboeprisvinneren 2016.
Tangenten - Tidsskrift for matematikkundervisning
Populærvitenskapelig artikkel
-
Casas, F;
Owren, Brynjulf.
(2003)
Cost efficient Lie group integrators in the RKMK class.
Applied Numerical Mathematics
Vitenskapelig artikkel
-
Celledoni, Elena;
Owren, Brynjulf.
(2014)
Preserving first integrals with symmetric Lie group methods.
Discrete and Continuous Dynamical Systems. Series A
Vitenskapelig artikkel
-
Celledoni, Elena;
Leone, Andrea;
Murari, Davide;
Owren, Brynjulf.
(2022)
Learning Hamiltonians of constrained mechanical systems.
Journal of Computational and Applied Mathematics
Vitenskapelig artikkel
-
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
Vitenskapelig artikkel
-
Munthe-Kaas, Hans;
Owren, Brynjulf.
(1999)
Computations in a Free Lie Algebra.
Philosophical Transactions of the Royal Society A: Mathematical, Physical and Engineering Sciences
Vitenskapelig artikkel
-
Celledoni, Elena;
Evripidou, Charalambos;
McLaren, David I.;
Owren, Brynjulf;
Quispel, Gilles Reinout Willem;
Tapley, Benjamin;
Kamp, Peter H. van der.
(2019)
Using discrete Darboux polynomials to detect and determine preserved measures and integrals of rational maps.
arXiv.org
Vitenskapelig artikkel
-
Haugen, Kjetil K.;
Owren, Brynjulf.
(2018)
Predicting football tables by a maximally parsimonious model.
Mathematics for applications
Vitenskapelig artikkel
-
Dahlby, Morten;
Owren, Brynjulf.
(2011)
A General Framework for Deriving Integral Preserving Numerical Methods for PDEs.
SIAM Journal on Scientific Computing
Vitenskapelig artikkel
-
Tapley, Benjamin;
Celledoni, Elena;
Owren, Brynjulf;
Andersson, Helge Ingolf.
(2019)
A novel approach to rigid spheroid models in viscous flows using operator splitting methods.
Numerical Algorithms
Vitenskapelig artikkel
-
Marthinsen, Håkon;
Owren, Brynjulf.
(2016)
Geometric integration of non-autonomous linear
Hamiltonian problems.
Advances in Computational Mathematics
Vitenskapelig artikkel
-
Bogfjellmo, Geir;
Celledoni, Elena;
McLachlan, Robert I.;
Owren, Brynjulf Rustad;
Quispel, Gilles Reinout Willem.
(2023)
Using aromas to search for preserved measures and integrals in Kahan’s method.
Mathematics of Computation
Vitenskapelig artikkel
-
Celledoni, Elena;
Grimm, Volker;
McLachlan, Robert I.;
McLaren, David;
O'Neale, Dion;
Owren, Brynjulf;
Quispel, G.R.W.
(2012)
Preserving energy resp. dissipation in numerical PDEs using the ‘‘Average Vector Field’’ method.
Journal of Computational Physics
Vitenskapelig artikkel
-
Cohen, David;
Owren, Brynjulf;
Raynaud, Xavier.
(2008)
Multi-symplectic integration of the Camassa–Holm equation.
Journal of Computational Physics
Vitenskapelig artikkel
-
Celledoni, Elena;
Eidnes, Sølve;
Owren, Brynjulf;
Ringholm, Torbjørn.
(2019)
Energy-preserving methods on Riemannian manifolds.
Mathematics of Computation
Vitenskapelig artikkel
-
Celledoni, Elena;
Eidnes, Sølve;
Owren, Brynjulf;
Ringholm, Torbjørn.
(2018)
Dissipative numerical schemes on Riemannian manifolds with applications to gradient flows.
SIAM Journal on Scientific Computing
Vitenskapelig artikkel
-
Kværnø, Anne;
Kozlov, Roman;
Owren, Brynjulf.
(2004)
The behaviour of the local error in splitting methods applied to stiff problems.
Journal of Computational Physics
Vitenskapelig artikkel
-
Arnold, Martin;
Celledoni, Elena;
Cokaj, Ergys;
Owren, Brynjulf Rustad;
Tumiotto, Denise.
(2024)
B-STABILITY OF NUMERICAL INTEGRATORS ON RIEMANNIAN MANIFOLDS.
Journal of Computational Dynamics
Vitenskapelig artikkel
-
Celledoni, Elena;
McLachlan, I. Robert;
Owren, Brynjulf;
Quispel, Reinout.
(2009)
Structure of B-series for some classes of Geometric Integrators.
AIP Conference Proceedings
Vitenskapelig artikkel
-
Celledoni, Elena;
Çokaj, Ergys;
Leone, Andrea;
Leyendecker, Sigrid;
Murari, Davide;
Owren, Brynjulf Rustad;
Almagro, Rodrigo T Sato Martín de;
Stavole, Martina.
(2025)
Neural networks for the approximation of Euler’s elastica.
Computer Methods in Applied Mechanics and Engineering
Vitenskapelig artikkel
-
Celledoni, Elena;
Cokaj, Ergys;
Leone, Andrea;
Murari, Davide;
Owren, Brynjulf Rustad.
(2022)
Dynamics of the N-fold Pendulum in the Framework of Lie Group Integrators.
Mathematics in Industry
Vitenskapelig artikkel
-
Nørsett, Syvert Paul;
Kværnø, Anne;
Owren, Brynjulf.
(1996)
Runge-Kutta research in Trondheim.
Applied Numerical Mathematics
Vitenskapelig artikkel
-
Dahlby, Morten Lien;
Owren, Brynjulf.
(2009)
Plane wave stability of some conservative schemes for the cubic Schrödinger equation.
Modélisation mathématique et analyse numérique
Vitenskapelig artikkel
-
Celledoni, Elena;
Ehrhardt, Matthias J.;
Etmann, Christian;
Owren, Brynjulf;
Schönlieb, Carola-Bibiane;
Sherry, Ferdia.
(2021)
Equivariant neural networks for inverse problems.
Inverse Problems
Vitenskapelig artikkel
-
Celledoni, Elena;
Çokaj, Ergys;
Leone, Andrea;
Murari, Davide;
Owren, Brynjulf.
(2021)
Lie Group integrators for mechanical systems.
International Journal of Computer Mathematics
Vitenskapelig artikkel
-
Owren, Brynjulf;
Zennaro, Marino.
(1991)
Order barriers for continuous explicit Runge-Kutta methods.
Mathematics of Computation
Vitenskapelig artikkel
-
Landrø, Martin;
Zaalberg-Metselaar, Gitta;
Owren, Brynjulf;
Vaage, Svein.
(1993)
Modeling of water-gun signatures.
Geophysics
Vitenskapelig artikkel
-
Muir, Paul;
Owren, Brynjulf.
(1993)
Order Barriers and characterizations for continuous mono-implicit Runge-Kutta schemes.
Mathematics of Computation
Vitenskapelig artikkel
-
Owren, Brynjulf;
Zennaro, Marino.
(1992)
Derivation of efficient, continuous explicit Runge-Kutta methods.
SIAM Journal of Scientific and Statistical Computing
Vitenskapelig artikkel
-
Celledoni, Elena;
Ehrhardt, Matthias J.;
Etmann, Christian;
McLachlan, Robert I.;
Owren, Brynjulf;
Schönlieb, Carola-Bibiane;
Sherry, Ferdia.
(2021)
Structure preserving deep learning.
European journal of applied mathematics
Vitenskapelig artikkel
-
Andersson, Helge Ingolf;
Celledoni, Elena;
Ohm, Laurel;
Owren, Brynjulf;
Tapley, Benjamin.
(2021)
An integral model based on slender body theory, with applications to curved rigid fibers.
Physics of Fluids
Vitenskapelig artikkel
-
Curry, Charles Henry Alexander;
Ebrahimi-Fard, Kurusch;
Owren, Brynjulf.
(2020)
The Magnus expansion and post-Lie algebras.
Mathematics of Computation
Vitenskapelig artikkel
-
Celledoni, Elena;
Owren, Brynjulf.
(2002)
A class of intrinsic schemes for orthogonal integration.
SIAM Journal on Numerical Analysis
Vitenskapelig artikkel
-
Owren, Brynjulf;
Seip, Kristian.
(1991)
A uniqueness result related to the stability of explicit Runge-Kutta methods.
BIT Numerical Mathematics
Vitenskapelig artikkel
-
Owren, Brynjulf;
Seip, Kristian.
(1990)
Some stability results for explicit Runge-Kutta methods.
BIT Numerical Mathematics
Vitenskapelig artikkel
-
Celledoni, Elena;
McLachlan, I. Robert;
McLaren, David;
Owren, Brynjulf;
Quispel, Reinout.
(2016)
Two classes of quadratic vector fields for which the Kahan discretization is integrable.
MI Lecture Note, Kyushu University
Vitenskapelig artikkel
-
Owren, Brynjulf;
Marthinsen, Arne.
(1999)
Runge-Kutta methods adapted to manifolds and based on rigid frames.
BIT Numerical Mathematics
Vitenskapelig artikkel
-
Jackiewicz, Zdzislaw;
Owren, Brynjulf;
Welfert, Bruno D..
(1998)
Pseudospectra of waveform relaxation operators.
Computers and Mathematics with Applications
Vitenskapelig artikkel
-
Ekeland, Kersti;
Owren, Brynjulf;
Øines, Eivor.
(1998)
Stiffness detection and estimation of dominant spectra with explicit Runge-Kutta methods.
ACM Transactions on Mathematical Software
Vitenskapelig artikkel
-
Celledoni, Elena;
Munthe-Kaas, Hans Zanna;
Owren, Brynjulf Rustad;
Munthe-Kaas, Antonella Zanna.
(2024)
PREFACE SPECIAL ISSUE ON MECHANICS, COMPUTATION AND THEIR MATH FOUNDATIONS. PART II.
Journal of Computational Dynamics
Fagartikkel
-
Celledoni, Elena;
Evripidou, Charalambos;
McLaren, David I.;
Owren, Brynjulf;
Quispel, Gilles Reinout Willem;
Tapley, Benjamin;
Kamp, Peter H. van der.
(2019)
Using discrete Darboux polynomials to detect and determine preserved measures and integrals of rational maps.
Journal of Physics A: Mathematical and Theoretical
Vitenskapelig artikkel
-
Celledoni, Elena;
Munthe-Kaas, Hans Zanna;
Owren, Brynjulf Rustad;
Munthe-Kaas, Antonella Zanna.
(2024)
PREFACE SPECIAL ISSUE ON MECHANICS, COMPUTATION AND THEIR MATH FOUNDATIONS. PART I.
Journal of Computational Dynamics
Fagartikkel
-
Curry, Charles Henry Alexander;
Owren, Brynjulf.
(2016)
A Computationally Inexpensive Coordinate Map for Lie Group Integrators.
MI Lecture Note, Kyushu University
Vitenskapelig artikkel
-
Curry, Charles Henry Alexander;
Owren, Brynjulf.
(2019)
Variable step size commutator free Lie group integrators.
Numerical Algorithms
Vitenskapelig artikkel
-
Celledoni, Elena;
McLachlan, I. Robert;
Owren, Brynjulf;
Quispel, Reinout.
(2016)
Two classes of quadratic vector fields for which the Kahan discretization is completely integrable
MI Lecture Note Vol.74 : Kyushu University.
MI Lecture Note, Kyushu University
Vitenskapelig artikkel
-
Eidnes, Sølve;
Owren, Brynjulf;
Ringholm, Torbjørn.
(2017)
Adaptive energy preserving methods for partial differential equations.
Advances in Computational Mathematics
Vitenskapelig artikkel
-
Celledoni, Elena;
Marthinsen, Håkon;
Owren, Brynjulf.
(2014)
An introduction to Lie group integrators - basics, new developments and applications.
Journal of Computational Physics
Vitenskapelig artikkel
-
Celledoni, Elena;
Owren, Brynjulf;
Sun, Yajuan.
(2014)
The minimal stage, energy preserving Runge-Kutta method for polynomial Hamiltonian systems is the Averaged Vector Field method.
Mathematics of Computation
Vitenskapelig artikkel
-
Celledoni, Elena;
Murari, Davide;
Owren, Brynjulf Rustad;
Schonlieb, Carola-Bibiane;
Sherry, Ferdia.
(2023)
DYNAMICAL SYSTEMS - BASED NEURAL NETWORKS.
SIAM Journal on Scientific Computing
Vitenskapelig artikkel
-
Casas, Fernando;
Owren, Brynjulf.
(2003)
Cost Efficient Lie Group Integrators in the RKMK Class.
BIT Numerical Mathematics
Vitenskapelig artikkel
-
Celledoni, Elena;
Owren, Brynjulf.
(2003)
Lie group methods for rigid body dynamics and time integration on manifolds.
Computer Methods in Applied Mechanics and Engineering
Vitenskapelig artikkel
-
Jackiewicz, Zdzislaw;
Marthinsen, Arne;
Owren, Brynjulf.
(2000)
Construction of Runge-Kutta methods of Crouch-Grossman type of high order.
Advances in Computational Mathematics
Vitenskapelig artikkel
-
Christiansen, Snorre H;
Munthe-Kaas, Hans;
Owren, Brynjulf.
(2011)
Topics in structure-preserving discretization.
Acta Numerica
Vitenskapelig oversiktsartikkel
-
Berland, Håvard;
Owren, Brynjulf;
Skaflestad, Bård.
(2006)
Solving the nonlinear Schrodinger equation using exponential integrators.
MIC Journal: Modeling, Identification and Control
Vitenskapelig artikkel
-
Celledoni, Elena;
McLachlan, I. Robert;
McLaren, David;
Owren, Brynjulf;
Reinout, Quispel;
Wright, Will.
(2009)
Energy-preserving Runge-Kutta methods.
Modélisation mathématique et analyse numérique
Vitenskapelig artikkel
-
Celledoni, Elena;
Owren, Brynjulf.
(2003)
On the Implementation of Lie Group Methods on the Stiefel Manifold.
Numerical Algorithms
Vitenskapelig artikkel
-
Celledoni, Elena;
Marthinsen, Arne;
Owren, Brynjulf.
(2003)
Commutator-free Lie group methods.
Future Generation Computer Systems
Vitenskapelig artikkel
-
Zanna, Antonella;
Owren, Brynjulf.
(2019)
Holmboeprisen 2018.
Tangenten - Tidsskrift for matematikkundervisning
Populærvitenskapelig artikkel
-
Owren, Brynjulf.
(2001)
Quadrature methods based on the Cayley transform.
Applied Numerical Mathematics
Vitenskapelig artikkel
-
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
Vitenskapelig artikkel
-
Berland, Håvard;
Owren, Brynjulf;
Skaflestad, Bård.
(2005)
B-series and order conditions for exponential integrators.
SIAM Journal on Numerical Analysis
Vitenskapelig artikkel
-
Sherry, Ferdia;
Celledoni, Elena;
Ehrhardt, Matthias J.;
Murari, Davide;
Owren, Brynjulf Rustad;
Schönlieb, Carola-Bibiane.
(2024)
Designing stable neural networks using convex analysis and ODEs.
Physica D : Non-linear phenomena
Vitenskapelig artikkel
-
Celledoni, Elena;
Cohen, David;
Owren, Brynjulf.
(2008)
Symmetric exponential integrators for the nonlinear Schroedinger equation.
Foundations of Computational Mathematics
Vitenskapelig artikkel
-
Marthinsen, Arne;
Owren, Brynjulf.
(2001)
A note on the construction of Crouch-Grossman methods.
BIT Numerical Mathematics
Vitenskapelig artikkel
-
Owren, Brynjulf.
(2018)
Holmboeprisen 2017.
Tangenten - Tidsskrift for matematikkundervisning
Populærvitenskapelig artikkel
-
Benning, Martin;
Celledoni, Elena;
Ehrhardt, Matthias J.;
Owren, Brynjulf;
Schönlieb, Carola-Bibiane.
(2019)
Deep learning as optimal control problems: models and numerical methods.
Journal of Computational Dynamics
Vitenskapelig artikkel
-
Owren, Brynjulf;
Marthinsen, Arne.
(2001)
Integration methods based on canonical coordinates of the second kind.
Numerische Mathematik
Vitenskapelig artikkel
-
Owren, Brynjulf;
Welfert, Bruno.
(2000)
The Newton Iteration on Lie Groups.
BIT Numerical Mathematics
Vitenskapelig artikkel
-
Tapley, Benjamin Kwanen;
Andersson, Helge Ingolf;
Celledoni, Elena;
Owren, Brynjulf.
(2022)
Computational geometric methods for preferential clustering of particle suspensions.
Journal of Computational Physics
Vitenskapelig artikkel
-
Celledoni, Elena;
McLachlan, Robert I.;
McLaren, David;
Owren, Brynjulf;
Quispel, G. R. W..
(2014)
Integrability properties of Kahanʼs method.
Journal of Physics A: Mathematical and Theoretical
Vitenskapelig artikkel
-
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
Vitenskapelig artikkel
-
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
Vitenskapelig artikkel
-
Owren, Brynjulf.
(2011)
Werner Romberg: "Vereinfachte numerische Integration''.
Skrifter
Populærvitenskapelig artikkel
-
Celledoni, Elena;
McLachlan, I. Robert;
Owren, Brynjulf;
Quispel, Reinout.
(2010)
Energy-Preserving Integrators and the Structure of B-series.
Foundations of Computational Mathematics
Vitenskapelig artikkel
-
Dahlby, Morten;
Owren, Brynjulf;
Yaguchi, Takaharu.
(2011)
Preserving multiple first integrals by discrete gradients.
Journal of Physics A: Mathematical and Theoretical
Vitenskapelig artikkel
-
Tapley, Benjamin;
Owren, Brynjulf;
Celledoni, Elena;
Andersson, Helge Ingolf.
(2019)
Computational methods for tracking inertial particles in discrete incompressible flows.
arXiv.org
Vitenskapelig artikkel
-
Owren, Brynjulf.
(2006)
Order conditions for commutator-free Lie group methods.
Journal of Physics A: Mathematical and General
Vitenskapelig artikkel
Bøker
-
Munthe-Kaas, Hans;
Owren, Brynjulf.
(2008)
Mathematics and Computation, a Contemporary View: The Abel Symposium 2006.
Springer
Antologi
Del av bok/rapport
-
Ohm, Laurel;
Tapley, Benjamin;
Andersson, Helge Ingolf;
Celledoni, Elena;
Owren, Brynjulf.
(2019)
A slender body model for thin rigid fibers: validation and comparisons.
Vitenskapelig kapittel
-
Celledoni, Elena;
McLaren, David;
McLachlan, I. Robert;
Owren, Brynjulf;
Quispel, Reinout;
Wright, Will.
(2008)
Energy-preserving methods and B-series.
Vitenskapelig kapittel
Rapport
-
Dahlby, Morten Lien;
Owren, Brynjulf.
(2008)
Plane wave stability of some conservative schemes for the cubic Schrödinger equation.
Institutt for matematiske fag
Forskningsrapport
-
Marthinsen, Håkon;
Owren, Brynjulf.
(2014)
Geometric integration of non-autonomous Hamiltonian problems.
arxiv
Forskningsrapport
-
Casas, Fernando;
Owren, Brynjulf.
(2002)
Cost efficient Lie group integrators in the RKMK class.
[Mangler utgivernavn]
Forskningsrapport
-
Celledoni, Elena;
McLaren, David;
McLachlan, I. Robert;
Owren, Brynjulf;
Quispel, Reinout;
Wright, Will.
(2008)
Energy-preserving Runge-Kutta methods.
NTNU Institutt for matematiske fag
Forskningsrapport
-
Berland, Håvard;
Owren, Brynjulf.
(2003)
Algebraic Structures on Ordered Rooted Trees and Their Significance to Lie Group Integrators.
Institutt for matematiske fag, Norges teknisk-naturvitenskapelige univ
Forskningsrapport
-
Owren, Brynjulf;
Kværnø, Anne;
Kozlov, Roman.
(2003)
The behaviour of the local error in splitting methods applied to stiff problems.
Institutt for matematiske fag, NTNU
Forskningsrapport
-
Celledoni, Elena;
McLachlan, I. Robert;
Owren, Brynjulf;
Quispel, Reinout.
(2009)
Energy-preserving integrators and the structure of B-series.
IMF, NTNU
Forskningsrapport
-
Celledoni, Elena;
Cohen, David;
Owren, Brynjulf.
(2006)
Symmetric exponential integrators for the cubic Schroedinger equation.
Institutt for Matematiske fag, NTNU
Forskningsrapport
-
Eidnes, Sølve;
Owren, Brynjulf;
Ringholm, Torbjørn.
(2015)
Adaptive Energy Preserving Methods for Partial Differential Equations.
arXiv.org
Forskningsrapport
-
Celledoni, Elena;
McLachlan, Robert I.;
McLaren, David I.;
Owren, Brynjulf;
Quispel, G.R.W..
(2015)
Discretization of polynomial vector fields by polarization.
arXiv.org
Forskningsrapport
-
Celledoni, Elena;
Owren, Brynjulf.
(2001)
A class of low complexity intrinsic schemes for orthogonal integration.
Institutt for matematiske fag, NTNU.
Forskningsrapport
-
Enright, Wayne H.;
Higham, Desmond J.;
Owren, Brynjulf;
Sharp, Philip W..
(1994)
A Survey of the Explicit Runge-Kutta Method.
Department of Computer Science, University of Toronto
Forskningsrapport
-
Marthinsen, Arne;
Owren, Brynjulf.
(1999)
Quadrature Methods Based on the Cayley Transform.
Institutt for matematiske fag, NTNU.
Forskningsrapport
-
Kozlov, Roman;
Owren, Brynjulf.
(1999)
Order reduction in operator splitting methods.
Institutt for matematiske fag, NTNU
Forskningsrapport
-
Jackiewicz, Zdzislaw;
Marthinsen, Arne;
Owren, Brynjulf.
(1999)
Construction of Runge-Kutta Methods of Crouch-Grossman Type of High Order.
Institutt for matematiske fag, NTNU
Forskningsrapport
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Dahlby, Morten Lien;
Owren, Brynjulf;
Yaguchi, Takaharu.
(2010)
Preserving multiple first integrals by discrete gradients.
NTNU, Department of Mathematical Sciences
Forskningsrapport
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Dahlby, Morten Lien;
Owren, Brynjulf.
(2010)
A general framework for deriving integral preserving numerical methods for PDEs.
NTNU, Department of Mathematical Sciences
Forskningsrapport
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Munthe-Kaas, Hans;
Owren, Brynjulf.
(1998)
Computations in a free Lie algebra.
Institutt for informatikk
Forskningsrapport
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Celledoni, Elena;
Grimm, V;
McLachlan, I. Robert;
McLaren, David;
O'Neale, Dion;
Owren, Brynjulf;
Quispel, Reinout.
(2009)
Preserving energy resp. dissipation in numerical PDEs, using the Average Vector Field method.
Institutt for matematiske fag, NTNU
Forskningsrapport
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Murari, Davide;
Celledoni, Elena;
Owren, Brynjulf Rustad;
Sherry, Ferdia;
Schönlieb, Carola-Bibiane.
(2022)
Structure preserving neural networks based on ODEs.
NeurIPS 2022 Workshop DLDE homepage
Forskningsrapport
Studentoppgave eller avhandling
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Jasa, Hajg;
Bergmann, Ronny;
Owren, Brynjulf Rustad.
(2026)
Algorithms for Nonsmooth Optimization on Riemannian Manifolds, and Applications.
Norges teknisk-naturvitenskapelige universitet
Doktoravhandling
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Ringholm, Torbjørn;
Owren, Brynjulf;
Celledoni, Elena.
(2018)
Discrete gradient methods in image processing and partial differential equations on moving meshes.
Norges teknisk-naturvitenskapelige universitet
Doktoravhandling
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Marthinsen, Håkon;
Owren, Brynjulf.
(2014)
On symplectic integration in Lie groups and manifolds.
Norges teknisk-naturvitenskapelige universitet
Doktoravhandling
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Amaya, Manuel;
Owren, Brynjulf.
(2015)
High-order optimization methods for large-scale 3D CSEM data inversion.
Norges teknisk-naturvitenskapelige universitet
Doktoravhandling
Undervisning
Emner
Formidling
2022
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AviskronikkHaugen, Kjetil K.; Solberg, Harry Arne; Sætre, Irene Lange; Kringstad, Morten; Gammelsæter, Hallgeir; Vik, Erlend; Heen, Knut Peder; Loktu, Morten; Halse, Lise Lillebrygfjeld; Strandhagen, Jan Ola. (2022) Fra toppen av Haugen : historien gjentar seg for tabelltipping-kongen.
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AviskronikkHaugen, Kjetil K.; Solberg, Harry Arne; Sætre, Irene Lange; Loktu, Morten; Guvåg, Bjørn; Owren, Brynjulf; Kringstad, Morten; Halse, Lise Lillebrygfjeld; Hansson, Lisa; Vik, Erlend. (2022) Fra toppen av Haugen : årets vinner er fra NTNU.
2020
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AviskronikkHaugen, Kjetil K.; Strandhagen, Jan Ola; Solberg, Harry Arne; Kringstad, Morten; Owren, Brynjulf; Hansson, Lisa; Halse, Lise Lillebrygfjeld; Sætre, Irene Lange; Heen, Knut Peder; Gammelsæter, Hallgeir. (2020) Fra toppen av Haugen : svensk norgesmester i verdensklasse.
2019
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AviskronikkHaugen, Kjetil K.; Owren, Brynjulf; Strandhagen, Jan Ola; Kringstad, Morten; Solberg, Harry Arne; Guvåg, Bjørn; Hauge, Olav; Gammelsæter, Hallgeir; Heen, Knut Peder; Hvattum, Lars Magnus. (2019) Fra toppen av Haugen : tabelltips 2019: stadig norgesmester fra Molde.
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KonferanseforedragOhm, Laurel; Tapley, Benjamin; Andersson, Helge Ingolf; Celledoni, Elena; Owren, Brynjulf. (2019) A slender body model for thin rigid fibers: validation and comparisons. 10th National Conference on Computational Mechanics
2018
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KonferanseforedragOwren, Brynjulf. (2018) Numerical methods that conserve or dissipate energy on Riemannian manifolds. Modern Numerical Methods for Quantum Mechanics II
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KonferanseforedragOwren, Brynjulf. (2018) Structure preserving time integration schemes in computational mechanics. ASME 2018 IDETC/CIE
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KonferanseforedragOwren, Brynjulf; Curry, Charles Henry Alexander. (2018) Adaptive time-stepping in commutator-free Lie group integrators. NUMDIFF-15
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AviskronikkHaugen, Kjetil K.; Heen, Knut Peder; Hauge, Olav; Gammelsæter, Hallgeir; Guvåg, Bjørn; Kringstad, Morten; Solberg, Harry Arne; Owren, Brynjulf; Strandhagen, Jan Ola. (2018) Fra toppen av Haugen : dobbelt norgesmester.
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KonferanseforedragTapley, 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
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Konferanseforedrag
2017
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KonferanseposterTapley, Benjamin; Andersson, Helge Ingolf; Celledoni, Elena; Ohm, Laurel; Owren, Brynjulf; Zhao, Lihao. (2017) Splitting method integration of non-spherical particles in shear flow. FoCM 2017
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KonferanseforedragEidnes, Sølve; Owren, Brynjulf; Ringholm, Torbjørn. (2017) Energy preserving moving mesh methods for PDEs. SciCADE 2017
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AviskronikkHaugen, Kjetil K.; Hauge, Olav; Guvåg, Bjørn; Gammelsæter, Hallgeir; Heen, Knut Peder; Owren, Brynjulf; Strandhagen, Jan Ola; Kringstad, Morten; Solberg, Harry Arne. (2017) Fra toppen av Haugen : norgesmester fra Molde.
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KonferanseforedragEidnes, Sølve; Owren, Brynjulf; Ringholm, Torbjørn. (2017) Adaptive energy preserving methods for partial differential equations. Manifolds and Geometric Integration Colloqium
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KonferanseforedragEidnes, Sølve; Owren, Brynjulf; Ringholm, Torbjørn. (2017) Energy preserving moving mesh methods for PDEs. CHiPS (Challenges in the Preservation of Structure) Workshop 2017
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KonferanseforedragOwren, Brynjulf; Eidnes, Sølve; Ringholm, Torbjørn. (2017) Integral preserving methods on moving grids. Connections in Geometric Numerical Integration and Structure-Preserving Discretization
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KonferanseforedragOwren, Brynjulf; Celledoni, Elena; Parks, Helen; Kjer, Vanje Rebni. (2017) Model reduction in Lie group integration. SciCADE 2017
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KonferanseforedragOwren, Brynjulf; Celledoni, Elena; Parks, Helen; Kjer, Vanje Rebni. (2017) Structure preserving model reduction on manifolds. From computation to information: recent advances in numerical analysis
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KonferanseforedragOwren, Brynjulf; Curry, Charles Henry Alexander. (2017) Coordinate maps on Lie groups and their relation to root systems. MaGIC 2017
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KonferanseforedragOwren, Brynjulf; Celledoni, Elena; Parks, Helen; Kjer, Vanje Rebni. (2017) Structure preserving model reduction on Lie groups. ChiPS kickoff meeting
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KonferanseforedragOwren, Brynjulf; Eidnes, Sølve; Ringholm, Torbjørn. (2017) Adaptive energy preserving methods for partial differential equations. FoCM 2017
2016
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Konferanseforedrag
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Konferanseforedrag
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KonferanseforedragOwren, Brynjulf; Eidnes, Sølve; Ringholm, Torbjørn. (2016) Energy preserving methods for PDEs on moving meshes. SDIDE 2016
2015
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KonferanseforedragOwren, Brynjulf; Celledoni, Elena. (2015) Structure-preserving discretization of differential equations. AARMS-PIMS Summer School in Differential Equations and Numerical Analysis
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KonferanseforedragOwren, Brynjulf. (2015) Structure preserving model reduction on Lie groups. International Conference on Scientific Computation And Differential Equations 2015
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KonferanseforedragOwren, Brynjulf. (2015) Energy preserving integrators for PDEs on moving meshes. Bluenose Applied and Computational Math Days Workshop
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KonferanseforedragOwren, Brynjulf. (2015) Energy preserving methods for PDEs on moving meshes. NATW seminar, KU Leuven
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Konferanseforedrag
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KonferanseforedragOwren, Brynjulf. (2015) An introduction to Lie group integrators. Brainstorming Workshop on New Developments in Discrete Mechanics, Geometric Integration and Lie-Butcher Series
2014
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KonferanseforedragOwren, Brynjulf; Marthinsen, Håkon. (2014) A new look at geometric integrators for nonautonomous linear systems. AIMS 2014
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KonferanseforedragOwren, Brynjulf; Marthinsen, Håkon. (2014) On canonical integrators for nonautonomous systems. KCNADE 2014
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KonferanseforedragOwren, Brynjulf. (2014) Integral preserving numerical integrators for PDEs on moving meshes. FoCM'2014
2013
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KonferanseforedragOwren, Brynjulf; Celledoni, Elena; McLachlan, Robert I.; Quispel, G.R.W.. (2013) Kahan's integrator for quadratic problems and its geometric properties. Magic 2013
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KonferanseforedragCelledoni, Elena; Owren, Brynjulf. (2013) Lie group methods for numerical simulation of mechanical systems. Nordic seminar in Computational Mechanics
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KonferanseforedragCelledoni, Elena; Owren, Brynjulf. (2013) Lie group integrators and preservation of first integrals. MAGiC
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KonferanseforedragOwren, Brynjulf; Celledoni, Elena. (2013) Kahan's method and its geometric properties. Equadiff 2013
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Konferanseforedrag
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Konferanseforedrag
2012
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KonferanseforedragOwren, Brynjulf; Celledoni, Elena. (2012) Lie group integrators and the preservation of first integrals. Structured Matrix Computations in non-Euclidean Geometries: Algorithms and Applications
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KonferanseforedragCelledoni, Elena; Owren, Brynjulf. (2012) The Kahan's method and its geometric properties. Structured Matrix Computations in non-Euclidean Geometries: Algorithms and Applications
2011
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KonferanseforedragOwren, Brynjulf. (2011) On the preservation of first integrals in numerical integrators. 9th International Conference of Numerical Analysis and Applied Mathematics
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KonferanseforedragOwren, Brynjulf. (2011) On energy preserving Runge-Kutta methods for polynomial Hamiltonian systems. Foundations of Computational Mathematics
2010
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KonferanseforedragOwren, Brynjulf; Dahlby, Morten Lien. (2010) Integral preserving numerical integrators for PDEs. New geometric and numeric tools for the analysis of differential equations
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KonferanseforedragOwren, Brynjulf. (2010) Linearly implicit conservative numerical integrators for PDEs. TRAGIC 2010, Tasmanian Rigorous Analysis and Geometric Integration Conference
2009
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KonferanseforedragOwren, Brynjulf. (2009) On the construction and behavior of semi-explicit, conservative finite difference schemes for Hamiltonian PDEs. International Conference on Spectral and High Order Methods
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KonferanseforedragOwren, Brynjulf; Celledoni, Elena; McLachlan, I. Robert; Quispel, Reinout. (2009) Structure of B-series for some classes of geometric integrators. 7th International Conference of Numerical Analysis and Applied Mathematics
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KonferanseforedragOwren, Brynjulf. (2009) The Averaged Vector Field Method and its Applications to Hamiltonian PDEs. SciCADE 2009
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KonferanseforedragOwren, Brynjulf. (2009) Numerical computation of motion in Lie groups and subriemannian geometries. International Conference of sub-Riemannian Geometry and Vision
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KonferanseforedragOwren, Brynjulf; Dahlby, Morten Lien. (2009) On Conservative, Linearly Implicit Difference Schemes for Hamiltonian PDEs. Workshop on Structure-Preserving Methods for Partial Differential Equations
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KonferanseforedragOwren, Brynjulf; Dahlby, Morten Lien. (2009) Plane wave stability of some conservative schemes for the cubic Schrödinger equation. MAGIC 2009
2008
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KonferanseforedragOwren, Brynjulf. (2008) Geometric integrators for the Camassa-Holm equation. Workshop ved Tsinghuauniversitetet, Beijing
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KonferanseforedragOwren, Brynjulf. (2008) Exponential integrators for second order systems. Instituttseminar ved Institutt for matematikk, Universitetet i Geneve
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KonferanseforedragOwren, Brynjulf. (2008) Energy preserving methods for Hamiltonian problems. Instituttseminar ved Institutt for matematikk, Universitetet i Basel
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KonferanseforedragOwren, Brynjulf. (2008) Lie Group Integrators -- an introduction. Workshop, Chinese Academy of Science
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KonferanseforedragOwren, Brynjulf. (2008) Numerics, Renormalization, and Noncommutative Geometry -- it's an ART. Seminar ved Institutt for Matematikk, Massey University
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KonferanseforedragOwren, Brynjulf. (2008) Geometric Integration of Differential Equations on Manifolds. 13th International Congress on Computational and Applied Mathematics
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KonferanseforedragOwren, Brynjulf. (2008) Energy preserving methods for Hamiltonian problems. Numerical Modelling of Complex Dynamical Systems
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KonferanseforedragOwren, Brynjulf. (2008) Energy conserving integrators. International Conference of Numerical Analysis and Applied Mathematics 2008
2007
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KonferanseforedragOwren, Brynjulf. (2007) Preserving first integrals in LS-series integrators. International Conference on SCIentific Computation And Differential Equations
2005
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KonferanseforedragOwren, Brynjulf. (2005) Geometric Integrators for the Nonlinear Schr¨odinger Equation. Foundations of Computational Mathematics
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KonferanseforedragOwren, Brynjulf. (2005) Geometric Integrators for the Nonlinear Schr¨odinger Equation. International Conference on Scientific Computation and Differential Equations
2003
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KonferanseforedragOwren, Brynjulf. (2003) Algebraic structures on ordered rooted trees and their significance to Lie group integrators. International Conference on SCIentific Computation And Differential Equations
2002
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KonferanseforedragOwren, Brynjulf. (2002) Lie group methods and their expansions. CSC02 -- Conference on Scientific Computation
2001
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Konferanseforedrag
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KonferanseforedragOwren, Brynjulf. (2001) Numerical integration methods using Lie group actions. Australasian Research Symposium on Lie Groups, Algebraic Groups, Quantum Groups, and Their Representations (LAQ'2001)
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KonferanseforedragOwren, Brynjulf. (2001) Commutator free Lie group methods. International Workshop on Structure-Preserving Algorithms
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KonferanseforedragOwren, Brynjulf. (2001) Tree expansions of Lie group methods. International Conference on Scientific Computation and Differential Equations
2000
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KonferanseforedragOwren, Brynjulf. (2000) A Lie algebraic approach to analysing the error in splitting methods. LMS Durham Symposium, Geometric Integration.
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Konferanseforedrag
1999
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Konferanseforedrag
1997
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ForedragMarthinsen, Arne; Owren, Brynjulf. (1997) Integration of dynamical systems on manifolds. 4th U.S. National Congress on Computational Mechanics
1992
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KonferanseforedragOwren, Brynjulf; Zennaro, Marino. (1992) Continuous explicit Runge-Kutta methods. Computational Ordinary Differential Equations