《社会主义研究》：美国“弱耦合型”国家治理模式研究（华东政法大学：游腾飞）

Handout 1: Bode plot rules reminder Eric Feron Feb4,2004 General: Bode plot is to plot magnitudes using logarithm scale, phases using log scales. Indeed:

美国区域贸易投资协定框架下的竞争中立原则分析（东艳、dongyan@cass.org.cn 张琳）

Handout 3: Gain and Phase Margins for unstable systems Eric Feron Feb9,2004 Gain and Phase Margins exist for all systems, including the unstable ones Examplel

中国社会科学院世界经济与政治研究所：中美双边投资协定谈判：制度因素、核心条款与应对策略（梁勇、东艳）

Handout 20: Phase Plane analysis: Introduction Eric Feron April 28, 2004 State space equations of second-order systems

Handout 14: Introduction to nonlinear systesm Eric Feron Mar29,2004 Linear systems reminder:

Handout 19: More about Dual-input describing functions- Limit cycle stability analysis Eric Feron April 16, 2004 Dual-input describing functions for Toggle switch Another servo-motor application

Handout 15: Describing functions, Introduction Eric Feron March 31, 2004 General Philosophy General reponse of arbitrary nonlinear systems is somewhat complicated. We usually know the systems we work with. Work with finite families of 'most likely

Handout 18: Dual-input describing functions Eric Feron April 5,2004 Dual-input describing functions are for mixed signals(sinusoid small constant signal) Approximating non-constant signals with constant ones