TRANSACTIONS OF THE ASME JOURNAL OF DYNAMIC SYSTEMS, MEASUREMENT, AND CONTROL Table of Contents for Volume 116, No. 1, March 1994 Regular Papers Two-Dimensional Exact Model Matching with Application to Repetitive Control by D.M. Alter and T.-C. Tsao Robust Stability of Plants with Mixed Uncertainties and Quantitative Feedback Theory by S. Jayasuriya and Y. Zhao Deterministic Controllers for a Class of Mismatched Systems by Sandeep Robust Adaptive and Repetitive Digital Tracking Control and Application to a Hydraulic Servo for Noncircular Machining by T.-C. Tsao and M. Tomizuka Cancellation of Discrete Time Unstable Zeros by Feedforward Control by E. Gross, M. Tomizuka, and W. Messner Disturbance Rejection Through an External Model for Nonminimum Phase Systems by W.-C. Yang and M. Tomizuka Multi-Rate Analysis and Design of Visual Feedback Digital Servo-Control System by M. Nemani, T.-C. Tsao, and S. Hutchinson Dynamic Modeling of Constrained Flexible Robot Arms for Controller Design by F.L. Hu and A.G. Ulsoy Dynamic Analysis of Flexible Bodies Using Extended Bond Graphs by C. Yen and G.Y. Masada A Numerical and Experimental Analysis of a Chain of Flexible Bodies by M. Giovagnoni Formulation of Equations of Motion for a Chain of Flexible Links Using Hamilton's Principle by M. Benati and A. Morro Impact and Force Control: Modeling and Experiments by K. Youcef-Toumi and D.A. Gutz Implementation of Uniform Damping Control by the Block-Independent Control Method by J.L. Berg and M.A. Norris Feedback Design of a Canonical Multivariable System with Application to Shape Control in Sendzimir Mills by J.V. Ringwood, D.H. Owens, and M.J. Grimble Modeling, Experimentation, and Simulation of a Brake Apply System by Y. Khan, P. Kulkarni, and K. Youcef-Toumi Stability Robustness of LQ and LQG Active Suspensions by A.G. Ulsoy, D. Hrovat, and T. Tseng Fast Pipeline Models for Simulation of Hydraulic Systems by P. Krus, K. Weddfelt, and J.-O. Palmberg Modeling Requirements for the Parallel Simulation of Hydraulic Systems by J.D. Burton, K.A. Edge, and C.R. Burrows The Variation of Oil Effective Bulk Modulus with Pressure in Hydraulic Systems by J. Jinghong, C. Zhaoneng, and L. Yuanzhang Technical Briefs On Transfer Function Zeros of General Colocated Control Systems with Mechanical Flexibilities by D.K. Miu and B. Yang Moving Sliding Surfaces for Fast Tracking Control of Second-Order Dynamical Systems by S.-B. Choi and D.-W. Park A High Precision Synchronizing Control System for Biaxial Positioning Tables by S.M. Shahruz and A.K. Pradeep Joint Stiffness Estimation Based on Force Sensor Measurement in Industrial Manipulators by G. Ferretti, C. Maffezzoni, G. Magnani, and P. Rocco