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Civil-Comp Proceedings
ISSN 1759-3433 CCP: 107
PROCEEDINGS OF THE FOURTH INTERNATIONAL CONFERENCE ON PARALLEL, DISTRIBUTED, GRID AND CLOUD COMPUTING FOR ENGINEERING Edited by:
Paper 45
GPU Acceleration of Partial Differential Equation Solvers P. Iosifidis1, P. Weir1, P. Mariappan1, R. Flanagan1, I. Spence2, P. Kilpatrick2 and J. Fitzsimons3
1NUMA Engineering Services Ltd, Dundalk, Co. Louth, Ireland
P. Iosifidis, P. Weir, P. Mariappan, R. Flanagan, I. Spence, P. Kilpatrick, J. Fitzsimons, "GPU Acceleration of Partial Differential Equation Solvers", in , (Editors), "Proceedings of the Fourth International Conference on Parallel, Distributed, Grid and Cloud Computing for Engineering", Civil-Comp Press, Stirlingshire, UK, Paper 45, 2015. doi:10.4203/ccp.107.45
Keywords: GPU acceleration, finite element, partial differential equations, Poisson, plates, plate bending.
Summary
Differential equations are often directly solvable by analytical means only in their
one dimensional version. Partial differential equations are generally not solvable by
analytical means in two and three dimensions, with the exception of few special cases.
In all other cases, numerical approximation methods need to be utilized. One of the
most popular methods is the finite element method. The main areas of focus, here, are
the Poisson heat equation and the plate bending equation. The purpose of this paper
is to provide a quick walkthrough of the various approaches that the authors followed
in pursuit of creating optimal solvers, accelerated with the use of graphical processing
units, and comparing them in terms of accuracy and time efficiency with existing or
self-made non-accelerated solvers.
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