Control Theory for Distributed Parameter Systems and Applications The mathematical structure of the feedback control problem for linear distributed parameter systems with finite dimensional controllers Inverse problems for hyperbolic systems with unknown boundary parameters Boundary control of some free boundary problems Finite dimensional compensators for nonlinear infinite dimensional systems Finite dimensional compensators for some hyperbolic systems with boundary control Direct solution of the bellmann equation for a stochastic control problem Degenerate differential equations and applications The numerical solution of differential equations arising in control theory for lumped and distributed parameter systems On time optimal boundary control of vibrating beams An L2 theory for the quadratic optimal cost problem of hyperbolic equations with control in the dirichlet B.C. On the identifiability of parameters in distributed systems The pole and zero structure of a class of linear systems Optimal control of rotation of a flexible arm Neutral functional differential equations and semigroups of operators Boundary observation and control of a vibrating plate: a preliminary report Boundary feedback stabilization for a quasi linear wave equation Boundary feedback stabilization problems for hyperbolic equations.