#finiteset
Live, measured metrics for the hashtag #finiteset 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 2026-07-29 15:55 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 2026-07-29 15:55 UTCLive pulse
measured · fosstodon.org (Mastodon tag timeline) · fetched 2026-07-29 15:55 UTCEverything below is measured over the latest 3 public posts (spanning ~1484 hours).
Posting hours (UTC)
Languages: English (3)
Avg boosts / post: 0.7
Top of the latest posts
Take a set, 𝑥. Is it finite or infinite? Well what definition do you use? ① ∃𝑦 ∈ ω₀ 𝑥 ≈ 𝑦 ; There is a natural number, 𝑦, such that you may may map 𝑦 one-to-one onto the set 𝑥, enumerating each of its members. So 𝑥 is finite for the
So we have { 1, 2 } ∈ Fin₁ ⊆ Fin₁ₐ ⊆ Fin₂ ⊆ Fin₃ ⊆ Fin₄ ⊆ Fin₅ ⊆ Fin₆ ⊆ Fin₇ If a set is in Fin₁ then it is considered finite by all the other definitions. But since the axiom of choice is equivalent to saying every set can be well-ordered,
Also from #Metamath I learned #infinity is hard to think about. A . Lévy in "The independence of various definitions of finiteness" Fundamenta Mathematicae, 46:1-13 (1958) established 8 distinct set-theoretic definitions of a #finiteSet whi
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/finiteset