Joachim Berdal Haga
Chief Research Engineer
- Department
- Administration Research
- Organisation
- Simula Research Laboratory
- jobh@simula.no
Publications
2012
Journal Articles
J. B. Haga, H. P. Langtangen and H. Osnes
A Parallel Block Preconditioner for Large Scale Poroelasticity With Highly Heterogeneous Material Parameters
Computational Geosciences
Book Chapters
K. Mardal and J. B. Haga
Block Preconditioning of Systems of PDEs
Automated Solution of Differential Equations by the Finite Element Method
2011
Journal Articles
J. B. Haga, H. Osnes and H. P. Langtangen
Efficient Block Preconditioners for the Coupled Equations of Pressure and Deformation in Highly Discontinuous Media
International Journal for Numerical and Analytical Methods in Geomechanics
J. B. Haga, H. Osnes and H. P. Langtangen
On the Causes of Pressure Oscillations in Low-Permeable and Low-Compressible Porous Media
International Journal for Numerical and Analytical Methods in Geomechanics
PhD Thesis
J. B. Haga
Numerical Methods for Basin-Scale Poroelastic Modelling
2009
Proceedings, refereed
J. B. Haga, H. P. Langtangen, B. F. Nielsen and H. Osnes
On the Performance of an Algebraic Multigrid Preconditioner for the Pressure Equation With Highly Discontinuous Media
MekIT'09. Fifth national conference on Computational Mechanics
Talks, contributed
J. B. Haga, H. P. Langtangen, B. F. Nielsen and H. Osnes
On the Perfermance of an Algebraic Multigrid Preconditioner for the Pressure Equationwith Highly Discontinuous Media
Talk at MekIT'09: Fifth National Conference on Computational Mechanics, Trondheim, May 26-27
2008
Talks, contributed
J. B. Haga
Parallel Computations and the Finite Element Method
Invited talk at Sintef Applied Mathematics group
2007
Proceedings, refereed
J. B. Haga, A. M. Bruaset, X. Cai, H. P. Langtangen, H. Osnes and J. Skogseid
Parallelisation and Numerical Performance of a 3D Model for Coupled Deformation, Fluid Flow and Heat Transfer in Sedimentary Basins
MekIT'07. Fourth National Conference on Computational Mechanics
Technical reports
J. B. Haga, H. Osnes, H. P. Langtangen and A. M. Bruaset
PhD: Simulation of Deformation and Heat Flow in Sedimentary Basins
Talks, contributed
J. B. Haga, A. M. Bruaset, X. Cai, H. P. Langtangen, H. Osnes and J. Skogseid
Parallelisation and Numerical Performance of a 3D Model for Coupled Deformation, Fluid Flow, and Heat Transport in Porous Geological Formations
Talk at the Fourth National Conference on Computational Mechanics (MekIT'07), Trondheim, Norway
2006
Master's thesis
J. B. Haga
Bose-Einstein Condensates - Numerical Solution of the Gross-Pitaevskii Equation Using Finite Elements