T his book presents a t.hooretical framewerk and control methodology for
a class of complcx dyna.mical systenis characterized by high state space
dimension, multiple inpu t.s anrl out puts. significant nonlinearity,
parametric uncertainty and unmodellod dyuarni cs. The book start.s wit.h
an inl.rod uct.orv Chapter 1 where the peculiari- ties of control
problcrns Ior complex systems are discussed and motivating examples from
different fiolds of seience and technology are given. Chapter 2 prcscnts
SO Il I(' rcsults of nonlinear control theory which assist in reading
subsequent chaptors. The main notions and concepts of stability theory
are int roduced. and problems of nonlinear transformation of sys- tem
coordinates an' discussod. On this basis, we consider different design
techniques and approaches t 0 linearization. stabilization and
passification of nonlinear dynamical SySt('IIIS. Chapter 3 gives an cx
posit.ion of the Speed-Gradient method and its ap- plications to
nonlinear aud adaptive control. Convergence and robustness properties
are exam iued. I roblcms of rcgulat ion, tracking, partial stabiliza-
tion and control of 11amiItonia.n systerns are considered .