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Summary: Parallel Adaptive and Timestabilizing Schemes for
ConstantCoefficient Parabolic PDEs \Lambda
appeared in Computers & Mathematics with applications,Vol. 24, No. 10, pp. 3353, 1992
Dganit Amitai y
Amir Averbuch y
Moshe Israeli z y
Samuel Itzikowitz yz
y Department of Computer Science
School of Mathematical Sciences
Tel Aviv University, Tel Aviv 69978, Israel
z Faculty of Computer Science
Technion
Haifa 32000, Israel
Abstract
New asynchronous and time stabilizing finitedifference methods for constant co
efficient parabolic PDEs are presented. These schemes remove the synchronization
overhead and are suitable for sharedmemory, messagepassing, single or multiuser
multiprocessors. They generalize previous schemes by allowing adaptive and non
constant time increments. They are characterized by the timestabilizing property: the
derivatives of their timelevel with respect to the spatial coordinates are bounded as
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