Linear Quadratic

• fourplan — augmented plant to four plants
• gcare — Continuous time control Riccati equation
• gfare — Continuous time filter Riccati equation
• leqr — H-infinity LQ gain (full state)
• lqe — linear quadratic estimator (Kalman Filter)
• lqg — LQG compensator
• lqg2stan — LQG to standard problem
• lqg_ltr — LQG with loop transform recovery
• lqi — Linear quadratic integral compensator (full state)
• lqr — LQ compensator (full state)