✈ Paper Airplane Flight — 2D Glide Path and Phugoid Oscillation

2D side-view companion of the paper airplane flight: point-mass glider with quadratic lift and induced drag, ideal glide line, force arrows, phugoid oscillation and two analytic checks (glide ratio and Lanchester period).

2D · HTML5 Canvas 2D · 60 FPS target · runs fully client-side, no install