Any professional mathematician interested in trying out Slack
at the new workspace mathnex.slack.com ("Mathematics") can request
an invitation by sending an email (from his or her .edu address) to …
membership-requests-aaaaey3utm5icm42ujxnz2alza@mathnex.slack.com .
Click the image below for a discussion of Slack use among academic
colleagues within a department. The new Mathematics workspace is
intended for communication within subject areas , not departments.
This is made possible by Slack's channels… Separate channels can
easily be set up for separate subject areas: analysis, group theory, etc.