A Nested RAS (Restricted Additive Schwarz) Preconditioner Framework for Solvers of a Reservoir Simulator on Multiple GPUs
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Supervisor: Prof. Zhangxing (John) Chen
In this presentation, a nested RAS framework for domain decomposition method is reported. The numerical results shows that it is effective on multiple CUPs. Over 20 times speedup can be acquired on our four GPUs workstation.