#formallyfairlyamenable
Live, measured metrics for the hashtag #formallyfairlyamenable from the open social web. Every number carries a named source and the time it was fetched. Nothing is estimated.
Own #formallyfairlyamenable
This #name is available to claim. It becomes your portal on the open agent web: this very page, a keyword you rank for by an open public stake, and a verifiable identity for AI agents. Nobody else sells a page like this for every #name.
Day-by-day usage
measured · mastodon.online (Mastodon public tags API) · fetched 2026-10-07 16:09 UTC0 uses by 0 unique accounts across the window. Real per-day counts, not estimates. Newest bar is today so far.
Related hashtags
measured · mastodon.online (Mastodon public search API) · fetched 2026-10-07 16:09 UTCNo related tags with measured usage found for #formallyfairlyamenable.
Live pulse
measured · mastodon.online (Mastodon tag timeline) · fetched 2026-10-07 16:09 UTCEverything below is measured over the latest 6 public posts (spanning ~1085 hours).
Posting hours (UTC)
Languages: English (6)
Avg boosts / post: 0
Used together with
No co-used tags in the sample.
Top of the latest posts
2900 LOC now. * Subgroups of amenable groups are amenable * Quotient groups of amenable groups are amenable * Direct limits of directed systems of amenable groups are amenable https://gitea.drjosh.dev/josh/fairly-amenable/src/branch/main/Fa
2000 lines of Lean 4! I have formally proven: * finite groups are amenable * the integers with addition are amenable * groups with Følner sequences are amenable These are all results in mathlib3, but not yet ported to mathlib4 I believe. So
Started on chapter 2. A few "basic facts" about finitely-additive measures now formally shown - probably redundant with whatever is in Mathlib, but it's fun to think about these things again #FormallyFairlyAmenable
#formallyfairlyamenable across platforms
every network with a public tag surfaceFollow #formallyfairlyamenable straight to each platform’s own tag page. Where a platform publishes open data we measure it above; the rest lock their numbers behind paid APIs, so we link rather than guess.
Every number above is measured from a named public API at the shown fetch time. Nothing is estimated or extrapolated. Platforms that lock their data behind paid APIs are not shown. Agents: the same numbers, as JSON, at /api/hashtags/formallyfairlyamenable