Deterministic Declining vertical/horizontal gnomonic projection tan(θ_H) = cos(φ)·sin(H) / (sin(φ)·cos(D)·cos(H) + cos(φ)·sin(D)·sin(H)) + Keplerian EoT analemma engine (.dxf, .svg, .step) built for Garmin, Vectric, Waterjet, AutoCAD — zero-upload ephemeral Wasm RAM execution.
Running ephemeral Wasm verification…