#undecidable
Live, measured metrics for the hashtag #undecidable from the open social web. Every number carries a named source and the time it was fetched. Nothing is estimated.
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measured · fosstodon.org (Mastodon public tags API) · fetched 2026-07-27 20:19 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 20:19 UTCLive pulse
measured · fosstodon.org (Mastodon tag timeline) · fetched 2026-07-27 20:19 UTCEverything below is measured over the latest 7 public posts (spanning ~20022 hours).
Posting hours (UTC)
Languages: English (5) · Italian (2)
Avg boosts / post: 0.1
Top of the latest posts
📚 Turing also answered Hilbert’s Entscheidungsproblem: Is there a general algorithm to decide the truth of any math statement? Answer: No. No such universal decision method exists. #Math #undecidable 4/🧵
📌 In other words: There’s no algorithm that can always decide if a program halts or runs forever. That’s the halting problem: A concrete example of an undecidable problem in computation. #HaltingProblem #undecidable 2/🧵
In today's episode of coding masochism, let's defy the laws of logic by writing an #oracle in #Lisp, because who doesn't love playing god with #undecidable problems? 🚀🤖 Spoiler alert: by the time you've deciphered this jargon-filled treat
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