From eijkhout at tacc.utexas.edu  Wed Jun 10 08:01:32 2026
From: eijkhout at tacc.utexas.edu (Victor Eijkhout)
Date: Wed, 10 Jun 2026 13:01:32 +0000
Subject: [mpiwg-coll] PR for scan/exscan clarification
Message-ID: <CH3PR06MB948409CED46B991A6D219BA09E1A2@CH3PR06MB9484.namprd06.prod.outlook.com>

Hello collective,

Can I have an opinion on

github.com<https://urldefense.us/v3/__https://github.com/mpi-forum/mpi-standard/pull/1142__;!!G_uCfscf7eWS!ac2rmKjgUvCmeqfqlT4XrGFlfSiq3vwgJq-r5Jnp9rkwMDUtAZHHXtHxxz__5Sm32YP8Ea8_V4J9A3OpyMo8BuyazEu_vGfuR4Y$ >
[X]<https://urldefense.us/v3/__https://github.com/mpi-forum/mpi-standard/pull/1142__;!!G_uCfscf7eWS!ac2rmKjgUvCmeqfqlT4XrGFlfSiq3vwgJq-r5Jnp9rkwMDUtAZHHXtHxxz__5Sm32YP8Ea8_V4J9A3OpyMo8BuyazEu_vGfuR4Y$ >

which brings the syntax diagram of a few scan routines in line with other collectives, and improves on the accompanying text?

Victor.
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