JOURNAL OF MATHEMATICAL SYSTEMS, ESTMIATION, AND CONTROL

Volume four, Number Three


Interpolation by Rational Matrix Functions and Stability
        of Feedback Systems: the 2-Block Case
        Joseph A. Ball and Marek Rakowski  261

On Local Controllability of Hyperbolic Inclusions
        Feedback Linearization
              Hoang Duong Tuan  319

A Note on Regularizing Descriptor-Variable Systems
             by Proportional-Plus-Derivative Feedback
             V. Lovass-Nagy, D. Powers, and R. J. Schilling   341

Viewing Input-Output System Equivalence
        from Differential Algebra
              J. Rudolph   353

Summary: The Generalized Solutions of Ordinary
            Differential Equations in the Impulse Control
Problems
            Boris M. Miller   385

Summary: Singular Perturbation for Controlled Wave Equations
            Francesca Bucci   389

Summary: Discrete-time Gauss-Markov Processes with Fixed
            Reciprocal Dynamics
            Bernard C. Levy and Alessandro Beghi   393

Summary: Performance of RLS Identification Algorithms
            with Forgetting Factor-A\PHI-Mixing Approach
            Marco Campi    397


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