A numerical solution of the nonlinear controlled Duffing oscillator by radial basis functions

作者: J.A. Rad , S. Kazem , K. Parand

DOI: 10.1016/J.CAMWA.2012.03.104

关键词:

摘要: In this research, a new numerical method is applied to investigate the nonlinear controlled Duffing oscillator. This based on radial basis functions (RBFs) approximate solution of optimal control problem by using collocation method. We apply Legendre-Gauss-Lobatto points for RBFs center nodes in order use integration more easily; then Lagrange multipliers used obtain optimum problems. For purpose different applications are used. The differential and integral expressions which arise dynamic systems, performance index boundary conditions converted into some algebraic equations can be solved unknown coefficients. Illustrative examples included demonstrate validity applicability technique.

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