Connectivity maintenance and distributed tracking for double-integrator agents with bounded potential functions

2013 ◽  
Vol 25 (4) ◽  
pp. 542-558 ◽  
Author(s):  
Lin Wang ◽  
Xiaofan Wang ◽  
Xiaoming Hu

Author(s):  
Xiaoyu Cai ◽  
Marcio de Queiroz

This paper is concerned with the decentralized formation control of multi-agent systems moving in the plane using rigid graph theory. Using a double-integrator agent model (as opposed to the simpler, single-integrator model), we propose a new control law to asymptotically stabilize the interagent distance error dynamics. Our approach uses simple backstepping and Lyapunov arguments. The control, which is explicitly dependent on the rigidity matrix of the undirected graph that models the formation, is derived for a class of potential functions. Specific potential functions are then used as a demonstration inclusive of simulation results.





Author(s):  
Tim Lewens

Many evolutionary theorists have enthusiastically embraced human nature, but large numbers of evolutionists have also rejected it. It is also important to recognize the nuanced views on human nature that come from the side of the social sciences. This introduction provides an overview of the current state of the human nature debate, from the anti-essentialist consensus to the possibility of a Gray’s Anatomy of human psychology. Three potential functions for the notion of species nature are identified. The first is diagnostic, assigning an organism to the correct species. The second is species-comparative, allowing us to compare and contrast different species. The third function is contrastive, establishing human nature as a foil for human culture. The Introduction concludes with a brief synopsis of each chapter.



2021 ◽  
Vol 35 (1) ◽  
pp. 517-526
Author(s):  
Cai-hua Li ◽  
Qing-xi Fang ◽  
Wen-Jing Zhang ◽  
Yu-huan Li ◽  
Jin-zhu Zhang ◽  
...  




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