3 ms·
I’m curious as I hadn’t seen it before and it’s gripping: Is the patterns showing in a polar plot of the prime numbers a recent discovery or is it long known an
by wood_spirit 2y ago
I’m curious as I hadn’t seen it before and it’s gripping: Is the patterns showing in a polar plot of the prime numbers a recent discovery or is it long known and just used as an illustration? What is it called and what is its history?
- taneliv 2y agohttps://en.wikipedia.org/wiki/Ulam_spiral https://en.wikipedia.org/wiki/Ulam_spiral for more reading, Sacks spiral is from 1994.
- zimpenfish 2y agoNumberphile[1] and 3b1b[2] (with a particularly good explanation of why it happens) have done good videos on the prime spiral. [1] https://www.youtube.com/watch?v=iFuR97YcSLM https://www.youtube.com/watch?v=iFuR97YcSLM [2] https://www.youtube.com/watch?v=EK32jo7i5LQ https://www.youtube.com/watch?v=EK32jo7i5LQ