[HN Gopher] Nanopositioning Metrology, Godel, and Bootstraps
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Nanopositioning Metrology, Godel, and Bootstraps
Author : nill0
Score : 25 points
Date : 2026-03-19 10:10 UTC (4 days ago)
(HTM) web link (www.pi-usa.us)
(TXT) w3m dump (www.pi-usa.us)
| philipkglass wrote:
| If you found this interesting and are a non-expert, I recommend
| browsing _Foundations of Mechanical Accuracy_ by Wayne Moore
| (1970):
|
| https://archive.org/details/Foundations_of_Mechanical_Accura...
|
| Manufacturing got down to nanometer precision starting with
| macroscopic precision visible to the naked eyeball.
| pdonis wrote:
| This article would be better without the opening two paragraphs
| about Godel's Theorem. They're just fluff, and much of what they
| say is wrong.
| Insanity wrote:
| When they claimed "Godel's findings may seem rather obvious"
| that kinda put me off of the article. Obvious to whom? It
| wasn't obvious at the time and I'm sure _most_ people haven't
| even heard or thought about the problem before.
| pdonis wrote:
| Maybe the wrong version of Godel's findings that the article
| states seemed obvious to the author. Lots of complex
| questions have simple, obvious wrong answers.
| Insanity wrote:
| Lol yeah, that's fair. Either way it's hard to take an
| article seriously when it starts off like that.
| rowanG077 wrote:
| Having had a need for nano positioning in the past I really try
| to avoid PI like the plague. Bad and slow sales people, opaque
| pricing, no way to test their product before they expect you to
| lay down 50k. Bad integration with other tools.
|
| Pure hardware product is great though I admit.
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(page generated 2026-03-23 23:01 UTC)