Modeling impedance in two dimensions, RC / RL / LC circuits, and why an LCR meter is not quite what it seems.| lcamtuf.substack.com
A fairly common theme on this blog are write-ups about computer algorithms and mathematical curiosities.| lcamtuf.substack.com
A real explanation of discrete Fourier transform (DFT, FFT), discrete cosine transform (DCT), and their inverses.| lcamtuf.substack.com