Book Reviews and decision makers in providing a point of view from a high place of man’s relation to nature. As an ancillary text in a course in human ecology, the book should prove worthwhile in providing many springboards for student discussions of the problems of man relative to his environment. DOIJQLASH. MOORE College of Environmmtal Sciences University of Wisconsin Green Bay, Wisconsin
MODERN CONTROL SYSTEM THEORY AND APPLICATION, by S. M. Shinners. 528 pages, 6 x 9 in. Reading, Mass., Addison-Wesley, 1972. Price $14.95 (approx. $5.75). The strong industrial experience of the author, coupled with his extensive teaching experience in both industrial and university programs, is evident throughout this book. His unique baokground has influenced the style, presentation and content of the book which should prove useful to both the student and the practising engineer. Recognizing that control theory is interdisciplinary, cutting across all specialized engineering fields, the author has supplemented the theoretical presentation of both classical and modern control concepts with modern illustrations and practical problems from several fields. The book uses the transfer function and state-space methods in parallel throughout the presentation and covers linear, nonlinear and modern optimal control theory through dynamic programming and the maximum principle. This coverage includes many recent topics: including Liapunov’s stability criterion, Popov’s method, the generalized circle-criterion and linear-state-variable feedback. In addition, a set of working digitalcomputer programs supplements the presentation. The only areas not covered are sampled-data control systems and stochastic control. The book is an excellent instructional text for both the undergraduate student (or the first-year graduate student) and the practising control system engineer who
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wishes to update his basic knowledge either by self-study or as a text in an after-hours course in a continuing education program for engineers in industry. The student and the practising engineer should find the book especially appealing due to the extensive problem sets given where practical problems from many areas are analyzed by specific control techniques. For example, some of the interesting applications shown are : signalflow graphs used to solve a problem in interest accrual; state equations used to determine the status of underdeveloped countries and the half-life time of iodine135 in a two-stage decay process; Bode diagrams are applied to compensate the temperature-control loop of a nuclear reactor power plant and the pitch-control system of a large hydrofoil boat, the H.S. Den&on; the describing function is used to analyze the attitude control loops associated with the Orbiting Astronomical Observatory and Ranger satellites; and the maximum principle is used to determine the optimal lunar softlanding strategy for the Lunar Excursion Module. Another important feature of the book is its inclusion of answers to every other problem which makes the book particularly appealing for self-study. The instructor will also find the Instructor’s Guide and Solutions Manual very useful since it contains the solutions to the remaining half of the problems, plus a detailed programmed set of course outlines based on the student’s level of learning, background and proficiency. STEPHEN ADELMAN Norden Division United Aircraft Corporation Norwalk, Connecticut
LINEAR OPTIMAL CONTROL,by Brian D. 0. Anderson and John B. Moore. 399 pages, diagrams, 6 x 9 in. Englewood Cliffs, New Jersey, Prentice-Hall, 1971. Price $14.95 (approx. $5.75) Anderson and Moore’s book is divided into five parts: I. Introduction; II. Basic Theory of the Optimal Regulator; III. Properties and Application of the Optimal
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