Horological Mainspring Barrel Fill-Ratio, Torque & Power-Reserve Hours Calculator

Deterministic Archimedean spiral equal-area 1:3:9 horological theorem (R^2/2 - r^2/2 = L*e/pi) + Euler-Bernoulli strip bending torque M = E*b*e^3/(12*R) engine (.pdf, .json, .csv) built for Generess, Bergeon, Cousins UK, Sellita — zero-upload ephemeral Wasm RAM execution.