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Heterogeneous architectures, Hybrid methods, Hierarchical matrices for Sparse Linear Solvers

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Academic year: 2021

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Figure 1.1: The nested dissection of a physical mesh and corresponding tree
Figure 1.3: MPI+Thread implementation for multicore architectures.
Figure 1.4: Outline of the parallel factorization algorithm.
Figure 1.5 shows the time penalty observed for 4 test problems with different levels of AUB memory constraints
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