supported by National Natural Science Foundations of China (Grant Nos. 61179031, 10932002)
Considering the optimal control problem about the control system of the special Euclidean group whose output only depends on its input is meaningful in practical applications. The optimal control considered here is de...
Supported by the National Natural Science Foundation of China(10932002,10972031,11272050)
The purpose of this paper is to study the symmetry of first order Lagrangians and the cor- responding conserved quantity. The relation between the Lagrangians and the Birkhoff' s functions and the Birkhoff symmetry o...