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Eric W Justh


Click on the titles below to find US government-authored or -collected reports written by Eric W Justh

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Optimal Natural Frames Apr 2010 19 pages
Authors:  Eric W Justh; P S Krishnaprasad; MARYLAND UNIV COLLEGE PARK INST FOR SYSTEMS RESEARCH
The full text of this report is available for sale.Problems of optimal control on Lie groups are of broad interest and application dating back to the early days of geometric control theory. We study a class of such problems defined on the special Euclidean group and demonstrate by appealing to reduction methods that the extremals in these problems admit special structure associated to the nonlinear Schrodinger equation.


Geometry of Cyclic Pursuit 18 Dec 2009 7 pages
Authors:  Kevin S Galloway; Eric W Justh; P S Krishnaprasad; MARYLAND UNIV COLLEGE PARK OFFICE OF RESEARCH ADMINISTRATION AND ADVANCEMENT
The full text of this report is available for sale.Pursuit strategies (formulated using constant-speed particle models) provide a means for achieving cohesive behavior in systems of multiple mobile agents. In the present paper, we explore an n-agent cyclic pursuit scheme (i.e. agent i pursues agent i+1, modulo n) in which each agent employs a constant bearing pursuit strategy. We demonstrate the existence of an invariant submanifold, and state necessary and sufficient conditions for the existence of rectilinear and circling ...


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