Newsgroups: comp.parallel.mpi
From: Glenn Sollie <gsollie@aub.mindspring.com>
Subject: collective communication
Organization: MindSpring Enterprises
Date: Wed, 10 Dec 1997 14:25:37 -0600
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Message-ID: <348EFAC1.41C6@aub.mindspring.com>

I need to gather different datatypes from each process to a single array
on my root process.  Does anyone know the best way to do this? It
appears that gatherv requires each process to have the same datatype
defined, so I am stumped! Please help!