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Re:Beware of Cranks: Misguided attempts to solve impossible ... by secraetomani on Wednesday October 09, 2019 @07:13PM (#21209226)
Interesting. So like you have rational numbers and irrational numbers, you have trisectable angles and non-trisectable ones.
Re:Beware of Cranks: Misguided attempts to solve impossible ... by schoen on Thursday October 10, 2019 @01:46PM (#21217309)
This analogy is rather precise—see this comment elsewhere in this thread.

https://news.ycombinator.com/item?id=21209466