An Interactive Introduction to Fourier Transforms (2019)(jezzamon.com)

172 points by zerojames 3 years ago | 24 comments

Lánczos Interpolation Explained (2022)(mazzo.li)

149 points by tobr 1 year ago | 13 comments

André Weil and the Hodge Conjecture(jiahao116.github.io)

29 points by caojiahao 1 month ago | 11 comments

Fourier Transforms(continuummechanics.org)

172 points by o4c 11 months ago | 26 comments

Igneous Linearizer: semi-structured source code(domain-j.com)

65 points by seagreen 2 years ago | 33 comments

Think Linear Algebra (2023)(allendowney.github.io)

178 points by tamnd 5 months ago | 20 comments

What Is the Fourier Transform?(quantamagazine.org)

406 points by rbanffy 1 year ago | 179 comments

Quanta Magazine explainer on the Fourier transform, its origins with Joseph Fourier in revolutionary France, and how it decomposes functions into component parts.

An animated introduction to Fourier series(andreinc.net)

559 points by gaws 2 years ago | 83 comments

A blog post by Andrei Ciobanu giving an animated, visual introduction to Fourier series, starting from circles and building up to epicycles; part 1 of a series.

A look at the math that OpenAI claims computes faster Fourier transforms(argmin.net)

204 points by mochomocha 13 days ago | 129 comments

Ben Recht's argmin blog post critiquing OpenAI's math repository claim of a faster FFT algorithm, arguing it is more an exploit than a breakthrough.

Olympus: Correcting the power dynamic of code (2024)(danieltemkin.com)

5 points by jarmiaq 12 days ago | 0 comments

Daniel Temkin's page for Olympus, an esoteric programming language that reframes the programmer-computer power dynamic by having code petition gods.

Calculus with Julia(jverzani.github.io)

249 points by subset 16 days ago | 49 comments

Online open textbook by John Verzani teaching calculus using the Julia programming language, shown at its preface page.

Galois Finite Fields and the Advanced Encryption Standard (AES)(cs.uaf.edu)

76 points by ankitg12 9 days ago | 9 comments

University lecture notes from UAF CS 463/480 explaining Galois field GF(2^8) arithmetic and its role in the AES encryption algorithm.