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Improving the fast inverse square root (2010)
Remember that famous hack for approximating y = x −1/2 from Quake III? It goes like this:
Welcome. My name is Jan Kadlec (also known as Řrřola) and I’m a programmer from Prague, Czech Republic. I put my productions, tutorials and rants here, hoping that someone will find them useful.
Visit rrrola.wz.cz → On Hacker News Jul 2018 – Jul 2018
Remember that famous hack for approximating y = x −1/2 from Quake III? It goes like this: