#elementarymathematics
Live, measured metrics for the hashtag #elementarymathematics 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 02:40 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 02:40 UTCNo related tags with measured usage found for #elementarymathematics.
Live pulse
measured · fosstodon.org (Mastodon tag timeline) · fetched 2026-07-29 02:40 UTCEverything below is measured over the latest 1 public posts.
Posting hours (UTC)
Languages: English (1)
Avg boosts / post: 1
Used together with
Top of the latest posts
**Proposition.** For 𝑛 ∈ ℕ ,If √𝑛 ∉ ℕ, then √𝑛 ∉ ℚ. **Proof.** Suppose that √𝑛 ∉ ℕ but √𝑛 ∈ ℚ. Note that then √n > 1. Let 𝑘 ∈ ℕ be such that 0 < 𝑘 < √𝑛 < k+1 and let ℓ := 𝑚𝑖𝑛 { m ∈ ℕ : 0 <m, m√n ∈ ℕ }. Then 0 < ℓ (√n - k) < ℓ and
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