Fast inverse square-root hack with magic constant 0x5f3759df (2012) (h14s.p5r.org) 46 points by shreyassaxena 11y ago ↗ HN
[–] sz4kerto 11y ago ↗ https://hn.algolia.com/?query=0x5f3759df&sort=byPopularity&p... [–] [deleted] 11y ago ↗ (comment deleted) [–] striking 11y ago ↗ I find it wonderful that the first mention of the constant on HN was in a username rather than in the title of a post. [–] dsp1234 11y ago ↗ The first mention on the entire site appears to actually be in this comment from 7 years ago.https://news.ycombinator.com/item?id=203676
[–] striking 11y ago ↗ I find it wonderful that the first mention of the constant on HN was in a username rather than in the title of a post. [–] dsp1234 11y ago ↗ The first mention on the entire site appears to actually be in this comment from 7 years ago.https://news.ycombinator.com/item?id=203676
[–] dsp1234 11y ago ↗ The first mention on the entire site appears to actually be in this comment from 7 years ago.https://news.ycombinator.com/item?id=203676
[–] fsloth 11y ago ↗ Thank lord this was actually a meaningfull explanation. The "magic constant" meme gave me always a headache. Kudos!
6 comments
[ 4.7 ms ] story [ 23.4 ms ] threadhttps://news.ycombinator.com/item?id=203676