#tychonoff
Live, measured metrics for the hashtag #tychonoff from the open social web. Every number carries a named source and the time it was fetched. Nothing is estimated.
Own #tychonoff
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 · fosstodon.org (Mastodon public tags API) · fetched 2026-07-28 07:01 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 2026-07-28 07:01 UTCNo related tags with measured usage found for #tychonoff.
Live pulse
measured · fosstodon.org (Mastodon tag timeline) · fetched 2026-07-28 07:01 UTCEverything below is measured over the latest 4 public posts (spanning ~28746 hours).
Posting hours (UTC)
Languages: English (4)
Avg boosts / post: 0.3
Top of the latest posts
Besides Tikhonov regularisation (French transliteration) and Tychonoff's theorem (German transliteration) do we have another instance of a mathematician whose name is commonly spelled two different ways for two different results? #Tychonoff
- a space is compact if and only if every family of closed subsets having the finite intersection property has non-empty intersection. This formulation of #compactness is used in some proofs of #Tychonoff's theorem and the #uncountability o
- A net inproduct space has a limit iff each projection has a limit. Symbolically, if (xα) is a net in the product X = πiXi, then it converges to x if and only if {\pi _{i}(x_{\alpha })\to \pi _{i}(x)} for each i. With compactness in terms
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/tychonoff