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<html><head><title>MPI_Alltoallv</title>
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<H3>MPI_Alltoallv</H3>
<PRE>
int MPI_Alltoallv(void* , int *, int *, MPI_Datatype, void*, int *, int *, MPI_Datatype, MPI_Comm);
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<DL><DD>
Sends a distinct message from each task to every task. Messages can have different sizes and displacements.
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