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Partitioning arrays

Partitioning arrays. Standard array partitions. Standard partitions supported in Scalapack (dense numerical linear algebra library), High-performance FORTRAN (HPF), etc. block cyclic block-cyclic Block-cyclic subsumes the other two. Block. Cyclic partitioning. Common use of block-cyclic.

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Partitioning arrays

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  1. Partitioning arrays

  2. Standard array partitions • Standard partitions supported in Scalapack (dense numerical linear algebra library), High-performance FORTRAN (HPF), etc. • block • cyclic • block-cyclic • Block-cyclic subsumes the other two

  3. Block

  4. Cyclic partitioning

  5. Common use of block-cyclic

  6. Distributions for 2D arrays

  7. Distributing both dimensions

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