<![CDATA[What was mathematician David Hilbert hiding under his hat?]]>What was mathematician David Hilbert hiding under his hat?

Wrong answers only

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]]>https://bbs.spacc.eu.org/new/topic/27462d21-e826-49fd-8361-451b1f629e80/what-was-mathematician-david-hilbert-hiding-under-his-hatRSS for NodeTue, 21 Jul 2026 22:49:51 GMTSun, 12 Apr 2026 21:20:58 GMT60<![CDATA[Reply to What was mathematician David Hilbert hiding under his hat? on Mon, 13 Apr 2026 00:37:06 GMT]]>@ottaross

Schrödinger's cat

]]>https://bbs.spacc.eu.org/new/post/https://mastodon.cisti.org/users/GustavinoBevilacqua/statuses/116394598489967787https://bbs.spacc.eu.org/new/post/https://mastodon.cisti.org/users/GustavinoBevilacqua/statuses/116394598489967787Mon, 13 Apr 2026 00:37:06 GMT