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Tiling with Three Polygons Is Undecidable

(arxiv.org)
134 points denvaar | 1 comments | 17 Nov 24 05:51 UTC | HN request time: 0.21s | source
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xianshou ◴[20 Nov 24 00:56 UTC] No.42189760[source]▶
First you ask how the hell someone could come up with this construction.

Then you realize it was this guy: https://en.wikipedia.org/wiki/Erik_Demaine

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heavensteeth ◴[20 Nov 24 02:35 UTC] No.42190342[source]▶
>former child prodigy

I understand the idea behind that phrasing but I'm not sure I agree with it. Are you no longer a child prodigy once you turn 18? I don't think I'd ever say "former intelligent child".. Would I?

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1. furyofantares ◴[20 Nov 24 12:09 UTC] No.42193158[source]▶
How do you feel about "former child actor"?