Collective Communication Chapter
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5.13 Added Persistent collective communication functions
5.13.1 -- Added section to discuss Info Keys related to Persistent Collectibrs
5.13.2-5.13.13 -- Added one-to-one a persistent collective for every corresponding nonblocking collective
Process Topologies chapter
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Added Section 7.8 -- Persistent collective communication for communication on process topologies;
added one-to-one a function for every nonblocking topological collective operation
For your information, we have a working functional implementation (libPNBC) as well.