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| Navier-Stokes code schematic flowchart. The coloured blocks indicate the computation of the various physical terms in each step of the time integration of the the Navier-Stokes equations. |
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| Flowchart of the data transposition subroutine. This subroutine splits the data of each CPU in blocks, transposes them locally and sends them to the correct position to the destination CPU. |
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| Flowchart of the three-dimensional parallel FFt with pencil parallelization. The inverse FFT is carried out in a similar way. |
