#Quillen
Live, measured metrics for the hashtag #Quillen from the open social web. Every number carries a named source and the time it was fetched. Nothing is estimated.
Own #quillen
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Day-by-day usage
measured · fosstodon.org (Mastodon public tags API) · fetched 2026-07-28 18:25 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 18:25 UTCNo related tags with measured usage found for #quillen.
Live pulse
measured · fosstodon.org (Mastodon tag timeline) · fetched 2026-07-28 18:25 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
The Petersen graph and its "boundary" mod 2. This calculation can be interpreted as a special case of Daniel Quillen's first published paper, Quillen, D.G. 1966. “Spectral Sequences of a Double Semi-Simplical Group.” Topology 5 (2): 155–57.
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/quillen