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Solution of the three-dimensional Helmholtz equation using ... - cerfacs

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Motivations<br />

Wave propagation modelling<br />

<strong>Solution</strong> method components: Iterative method and multigrid<br />

<strong>Solution</strong> strategy<br />

Numerical experiments<br />

Perspectives and conclusions<br />

Depth migration in geophysics<br />

Depth migration in geophysics<br />

Search for <strong>the</strong> location and <strong>the</strong> amplitude <strong>of</strong> reflecting layers that<br />

is <strong>of</strong> crucial interest in oil exploration<br />

Acquisition principle <strong>of</strong> a marine survey<br />

Goal <strong>of</strong> <strong>the</strong> long-term project: deduce an interpretative map <strong>of</strong><br />

<strong>the</strong> subsoil only from large-scale massively parallel computer<br />

simulations<br />

4/27 Multigrid for geophysics applications

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