This book introduces readers to using the simple but effective Zhang-gradient (ZG) method to solve tracking-control problems concerning various nonlinear systems, while also highlighting the applications of the ZG method to tracking control for practical systems, e.g. an inverted-pendulum-on-a-cart (IPC) system and a two-wheeled mobile robot (showing its potential applications). In addition to detailed theoretical analyses of ZG controllers, the book presents a wealth of computer simulations to demonstrate the feasibility and efficacy of the controllers discussed (as well as the method itself). More importantly, the superiority of ZG controllers in overcoming the division-by-zero (DBZ) problem is also illustrated. Given its scope and format, the book is well suited for undergraduate and graduate students, as well as academic and industrial researchers in the fields of neural dynamics/neural networks, nonlinear control, computer mathematics, time-varying problem solving, modeling and simulation, analog hardware, and robotics.
This book introduces readers to using the simple but effective Zhang-gradient (ZG) method to solve tracking-control problems concerning various nonlinear systems, while also highlighting the applications of the ZG method to tracking control for practical systems, e.g. an inverted-pendulum-on-a-cart (IPC) system and a two-wheeled mobile robot (showing its potential applications). In addition to detailed theoretical analyses of ZG controllers, the book presents a wealth of computer simulations to demonstrate the feasibility and efficacy of the controllers discussed (as well as the method itself). More importantly, the superiority of ZG controllers in overcoming the division-by-zero (DBZ) problem is also illustrated. Given its scope and format, the book is well suited for undergraduate and graduate students, as well as academic and industrial researchers in the fields of neural dynamics/neural networks, nonlinear control, computer mathematics, time-varying problem solving, modeling and simulation, analog hardware, and robotics.
This book provides a two-level analytical framework and empirical study to analyze the reason and process of China’s transition that is from a follower to driver in the field of global climate governance, and is especially valuable the dialogues and cooperation between the government, media and civil society. Nowadays, China shows strong leadership to push the process of global climate governance. It’s the first and fastest time in the past 40-year history of China’s Opening-up that China wins the international respect and trust in one of the issues of global governance. What experiences can be summarized? What dynamic situations and new possibilities emerged after Trump, the U.S. president announced to withdraw from the Paris Agreement? How to move forward based on the existing success? This timely book offers new lens for international readers to understand China’s effort domestically and internationally in the field of climate change and illustrate the outlook of the climate governance in the frame of win-win co-governance model.
Heroines of the Qing introduces an array of Chinese women from the eighteenth and nineteenth centuries who were powerful, active subjects of their own lives and who wrote themselves as the heroines of their exemplary stories. Traditionally, “exemplary women” (lienu)—heroic martyrs, chaste widows, and faithful maidens, for example—were written into official dynastic histories for their unrelenting adherence to female virtue by Confucian family standards. However, despite the rich writing traditions about these women, their lives were often distorted by moral and cultural agendas. Binbin Yang, drawing on interdisciplinary sources, shows how they were able to cross boundaries that were typically closed to women—boundaries not only of gender, but also of knowledge, economic power, political engagement, and ritual and cultural authority. Yang closely examines the rhetorical strategies these “exemplary women” exploited for self-representation in various writing genres and highlights their skillful negotiation with, and appropriation of, the values of female exemplarity for self-empowerment.
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