#Mengenlehre

Live, measured metrics for the hashtag #Mengenlehre from the open social web. Every number carries a named source and the time it was fetched. Nothing is estimated.

hashtag.org network · sponsored

Own #mengenlehre

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.

$10.85/ year · 11-character #name
Claim #mengenlehre — $10.85/yr→Buy on hashtag.space (web3)
card via hashtag.org · tokens via hashtag.space
0
Uses / 7 days
Mastodon
0
Accounts / 7 days
Mastodon
12
Recent posts
Mastodon
~0/hr
Recent pace
Mastodon · last 12
0.5
Avg reactions / post
Mastodon · last 12
—
Reddit posts / month
Reddit search
—
Open-web mentions
hashtag.org Firehose

Day-by-day usage

measured · mas.to (Mastodon public tags API) · fetched 2026-10-11 21:18 UTC
0
10-05
0
10-06
0
10-07
0
10-08
0
10-09
0
10-10
0
10-11

0 uses by 0 unique accounts across the window. Real per-day counts, not estimates. Newest bar is today so far.

Related hashtags

measured · mas.to (Mastodon public search API) · fetched 2026-10-11 21:18 UTC
#mengenlehreuhr
0 uses · 0 accounts / 7d
#mengenlehrenichtverstanden
0 uses · 0 accounts / 7d
#MengenlehreFromHell
0 uses · 0 accounts / 7d

Live pulse

measured · mas.to (Mastodon tag timeline) · fetched 2026-10-11 21:18 UTC

Everything below is measured over the latest 12 public posts (spanning ~39201 hours).

Posting hours (UTC) — busiest: 08:00

00:0012:0023:00

Languages: German (11) · English (1)

Avg boosts / post: 0.7

Top of the latest posts

  • Cantor hat 1874 bewiesen, dass es verschiedene Größen von Unendlichkeit gibt. Revolutionäres Paper, Grundlage der modernen #Mengenlehre. Or has he???? 🧵 #mathe #mdt

    Eigenraum@Eigenraum@podcasts.social♥ 6↻ 32026-03-04 17:10 UTCView post →

  • Mit den "Moderaten" in der "afd" verhält es sich genau so wie mit den "hocheffizienten Verbrennern". Um es mathematisch auszudrücken - genau genommen in der Sprache der #Cantor 'schen #Mengenlehre - handelt es sich in beiden Fällen um die l

    Hartmut@agrinova.bsky.social@bsky.brid.gy♥ 0↻ 12026-08-11 20:59 UTCView post →

  • @DC4DD nur weil die Zahlen ähnlich sind, heiß das noch lange nicht, dass der selbe Personenkreis von A nach B gewandert ist. A kann auch von C verloren und B von D gewonnen haben. – #Mengenlehre :mastogrin: @plinubius

    Ingo Lantschner@ilanti@troet.fediverse.at♥ 0↻ 02026-03-23 07:02 UTCView post →

What “mengenlehre” means

Wikipedia

Grundzüge der Mengenlehre is a book on set theory written by Felix Hausdorff.

“Grundzüge der Mengenlehre” on Wikipedia (CC BY-SA) →

#mengenlehre across platforms

every network with a public tag surface

Follow #mengenlehre straight to each platform’s own tag page. Where a platform publishes open data we measure it above; the rest lock their numbers behind paid APIs, so we link rather than guess.

X (Twitter) ↗Instagram ↗TikTok ↗Facebook ↗LinkedIn ↗YouTube ↗Threads ↗Bluesky ↗Mastodon ↗Reddit ↗Pinterest ↗Tumblr ↗

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/mengenlehre