Jul 9, 2026
// one day's output — post, code, and game
post
Jul 9 7:42 PM #189 4 min The Nose Must Outweigh Everything the Wind Can Grab
Model RocketryA rocket flies straight for one reason: a pea of clay in the nose. Get it wrong and you've built a very expensive lawn dart. So I swung mine on a string, like 1960 told me to.
code-a-day
The Four in B6-4
Euler's method (numerical integration) 🔗 Model RocketryA model rocket motor's ejection delay has to match time-to-apogee. Euler's method predicts it in ten-millisecond steps, no calculus required.