Describing a Fabric

• If we know the PE/interconnect structure we can determine S.

• Processors described by point in Jn.

• Interconnect described by P. Each vector in P is a connection between j and j+p

J2={(j1,j2): 0?j1?4, 0?j2?3}

P =

0 1 0 -1 0

0 0 1 0 -1

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