Johan Helsing
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- 2009
-
Mark
Integral equation methods for elliptic problems with boundary conditions of mixed type
- Contribution to journal › Article
-
Mark
Faster convergence and higher accuracy for the Dirichlet-Neumann map
- Contribution to journal › Article
- 2008
-
Mark
Corner singularities for elliptic problems: Integral equations, graded meshes, quadrature, and compressed inverse preconditioning
Helsing, Johan LU
and Ojala, Rikard
LU
(2008)
In Journal of Computational Physics
227(20).
p.8820-8840
- Contribution to journal › Article
-
Mark
On the evaluation of layer potentials close to their sources
Helsing, Johan LU
and Ojala, Rikard
LU
(2008)
In Journal of Computational Physics
227(5).
p.2899-2921
- Contribution to journal › Article
- 2006
-
Mark
Approximate inverse preconditioners for some large dense random electrostatic interaction matrices
- Contribution to journal › Article
- 2005
-
Mark
Laplace's equation and the Dirichlet-Neumann map: a new mode for Mikhlin's method
- Contribution to journal › Article
- 2004
-
Mark
A seventh-Order Accurate and Stable Algorithm for the Computation of Stress Inside Cracked Rectangular Domains
Helsing, Johan LU
and Jonsson, Anders
(2004)
In International Journal for Multiscale Computational Engineering
2(1).
p.47-68
- Contribution to journal › Article
-
Mark
A comparison of splittings and integral equation solvers for a nonseparable elliptic equation
- Contribution to journal › Article
- 2003
-
Mark
Stress computations on perforated polygonal domains
Englund, Jonas LU and Helsing, Johan LU
(2003)
In Engineering Analysis with Boundary Elements
27(5).
p.533-546
- Contribution to journal › Article
- 2002
-
Mark
On the accuracy of benchmark tables and graphical results in the applied mechanics literature
- Contribution to journal › Article