'Direct solver' diaporamas de présentation

Overview Class #7 (Thurs, Feb 6)

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Multilevel Preconditioning Package version 3.1

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MA/CS 471

MA/CS 471. Lecture 25, Fall 2002 Adaptive Mesh Resolution. Goal. When we solve a PDE we typically should provide an estimate for how good the solution is. In fact we should aim to keep working until the approximate solution is within a given tolerance of the actual solution.

261 views • 15 slides

A comparison between a direct and a multigrid sparse linear solvers

A comparison between a direct and a multigrid sparse linear solvers for highly heterogeneous flux computations A. Beaudoin, J.-R. De Dreuzy and J. Erhel ECCOMAS CFD 06, Egmond aan Zee, the Netherlands, September 2006. Nul flux. Fixed head. Fixed head. Nul flux. Physical flow model.

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Result:

Petascale Nanoelectronic Device Simulations Mathieu Luisier SC10 @ ORNL. Objective: Physics-based simulations of nanoelectronic devices with an atomistic resolution and a sustained performance > 1 Pflop /s Approach: Multi-Level parallelism Dynamic load balancing in double integral

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