Hackers' Pub

Syntax	Description	Examples
`"` keyword `"`	Finds the string within quotes, including spaces. Case-insensitive. (Escape quotes inside with `\"`)	`"Hackers' Pub"`
`from:` handle	Finds content written by the specified user.	`from:hongminhee` `from:hongminhee@hollo.social`
`lang:` ISO 639-1	Finds content written in the specified language.	`lang:en`
`#` tag	Finds content with the specified tag. Case-insensitive.	`#HackersPub`
condition condition	Finds content that satisfies both conditions on either side of the space (logical AND).	`"Hackers' Pub" lang:en`
condition `OR` condition	Finds content that satisfies at least one of the conditions on either side of the OR operator (logical OR).	`#HackersPub OR "Hackers' Pub" lang:en`
`(` condition `)`	Combines the operators within the parentheses first.	`(#HackersPub OR "Hackers' Pub" OR "Hackers Pub") lang:en`

Hacker News 50 @hn50@social.lansky.name

9/18/2025, 3:05:06 PM

Public

Fast Fourier Transforms Part 1: Cooley-Tukey

Link: https://connorboyle.io/2025/09/11/fft-cooley-tukey.html
Discussion: https://news.ycombinator.com/item?id=45287513

Fast Fourier Transforms Part 1: Cooley-Tukey

I’m planning to write a series of posts about fast Fourier transform algorithms. This first post covers the Cooley-Tukey algorithm, which is the original and most well-known FFT algorithm.

connorboyle.io · Connor Boyle

If you have a fediverse account, you can quote this note from your own instance. Search https://social.lansky.name/users/hn50/statuses/115225913384285137 on your instance and quote it. (Note that quoting is not supported in Mastodon.)