Deterministic 3D first-order polar cardioid/supercardioid equation R(theta) = a + (1-a)*cos(theta) ray-intersection + narrow-Q biquad ring-out calculator engine (.svg, .pdf, .json) built for Shure, Sennheiser, d&b M4, L-Acoustics X15 — zero-upload ephemeral Wasm RAM execution.
Running ephemeral Wasm verification…