Hello, I would like to join the Petsc Slack space, and on petsc.org the instructions say to email to this mailing list. (Apologies for spamming.) best, Johann Rudi -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.mcs.anl.gov/pipermail/petsc-dev/attachments/20231010/86579eac/attachment.html>