#unsolvedproblem
Live, measured metrics for the hashtag #unsolvedproblem 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 2026-07-27 12:09 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 2026-07-27 12:09 UTCLive pulse
measured · fosstodon.org (Mastodon tag timeline) · fetched 2026-07-27 12:09 UTCEverything below is measured over the latest 3 public posts (spanning ~26478 hours).
Posting hours (UTC)
Languages: English (3)
Avg boosts / post: 0.7
Top of the latest posts
A review of V1 of the paper "On the Infinitude of Twin Primes" by Dr. Ryan Matthew Thurman ( @rythur ). Shared in one of his posts under the url https://ef.msp.org/articles/uploads/ant/submitted/230524-Thurman/230524-Thurman-v1.pdf #TwinPri
“If I were to awaken after having slept for a thousand years, my first question would be: Has the Riemann hypothesis been proven?” – David Hilbert #RiemannHypothesis #DavidHilbert #RiemannZetaFunction #ZetaFunction #UnsolvedProblem #MathHis
Euler–Mascheroni constant! :euler: In fact, the last one is: \[\large\displaystyle\int_1^{+\infty}\mathrm dx\ \left(\frac{1}{\lfloor x\rfloor}-\frac1x\right)=\gamma\approx0.5772156649\] Equivalently, \[\large\displaystyle\lim_{n\to\infty}\l
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