Constructs a permutation that has a random order. Implements Knuth shuffle.
| Type | Intent | Optional | Attributes | Name | ||
|---|---|---|---|---|---|---|
| type(Permutation_t), | intent(inout) | :: | this |
A permutation that reverses the original order. |
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| integer, | intent(in) | :: | matrix_dimension |
The size of the matrix. |
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| type(ProcessGrid_t), | intent(inout), | optional | :: | process_grid_in |
A permutation should be shared amongst these processes. This is to synchronize random number across processes. |