European Control Conference 1991: Volume 1

adaptive algebraic algorithm analysis application approach approximation associated assume closed loop complex computation consider constant constraints continuous control system corresponding defined definition denote derivative described determine differential disturbance dynamics elements equation error estimation example exists feedback Figure filter finite France frequency function given gives identification IEEE implementation initial input International introduced Italy knowledge linear linear systems matrix means measurement method noise nonlinear Note objective observer obtained operation optimal output parameters performance plant polynomial positive possible prediction presented problem procedure production properties reduced reference relation represented respectively response robust rules satisfies shown signal simulation solution solve space specification stability step structure techniques Theorem theory tion transition University values variables vector zero