The pulleys were manufactured in collaboration with Richard and George Tangye.
Ordinary differential equation | ordinary differential equation | Pulley | pulley | Prym differential | power series solution of differential equations | Magnetic Drum Digital Differential Analyzer | Low-voltage differential signaling | Locking differential | List of differential geometry topics | Hyperbolic partial differential equation | differential topology | differential interference contrast microscopy | Differential geometry of surfaces | Differential diagnosis |