#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.
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Day-by-day usage
measured · fosstodon.org (Mastodon public tags API) · fetched 2026-07-30 08:31 UTC0 uses by 0 unique accounts across the window. Real per-day counts, not estimates. Newest bar is today so far.
Related hashtags
measured · fosstodon.org (Mastodon public search API) · fetched 2026-07-30 08:31 UTCNo related tags with measured usage found for #formallyfairlyamenable.
Live pulse
measured · fosstodon.org (Mastodon tag timeline) · fetched 2026-07-30 08:31 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
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
I reckon I will post progress here. * Did some exercises from Theorem Proving in Lean 4, and then a few from Mathematics in Lean * Used what I learned to establish Definition 1.2. The results are trivial, but I feel good about using Lean *
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
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