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Related papers: Quasi-Invariant Optimal Control Problems

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We extend the second Noether theorem to optimal control problems which are invariant under symmetries depending upon k arbitrary functions of the independent variable and their derivatives up to some order m. As far as we consider a…

Optimization and Control · Mathematics 2007-05-23 Delfim F. M. Torres

We study, in a unified way, the following questions related to the properties of Pontryagin extremals for optimal control problems with unrestricted controls: i) How the transformations, which define the equivalence of two problems,…

Optimization and Control · Mathematics 2009-09-19 Delfim F. M. Torres

We obtain a version of Noether's invariance theorem for optimal control problems with a finite number of cost functionals. The result is obtained by formulating E. Noether's result to optimal control problems subject to isoperimetric…

Optimization and Control · Mathematics 2012-11-06 Delfim F. M. Torres

We obtain a generalization of Noether's invariance principle for optimal control problems with equality and inequality state-input constraints. The result relates the invariance properties of the problems with the existence of conserved…

Optimization and Control · Mathematics 2007-05-23 Delfim F. M. Torres

We extend Noether's theorem to dynamical optimal control systems being under the action of nonconservative forces. A systematic way of calculating conservation laws for nonconservative optimal control problems is given. As a corollary, the…

Optimization and Control · Mathematics 2007-05-23 Gastao S. F. Frederico , Delfim F. M. Torres

In this paper, we study a class of fractional optimal control problems. A necessary condition for the existence of an optimal control is provided in the literature. It is commonly given as the existence of a solution of a fractional…

Optimization and Control · Mathematics 2012-03-08 Loïc Bourdin

We prove a generalization of Noether's theorem for optimal control problems defined on time scales. Particularly, our results can be used for discrete-time, quantum, and continuous-time optimal control problems. The generalization involves…

Optimization and Control · Mathematics 2014-06-04 Agnieszka B. Malinowska , Moulay Rchid Sidi Ammi

We prove a Noether-type symmetry theorem for invariant optimal control problems with unrestricted controls. The result establishes weak conservation laws along all the minimizers of the problems, including those minimizers which do not…

Optimization and Control · Mathematics 2010-03-04 Delfim F. M. Torres

We begin by reporting on some recent results of the authors (Frederico and Torres, 2006), concerning the use of the fractional Euler-Lagrange notion to prove a Noether-like theorem for the problems of the calculus of variations with…

Optimization and Control · Mathematics 2010-10-25 Gastao S. F. Frederico , Delfim F. M. Torres

We extend the DuBois-Reymond necessary optimality condition and Noether's symmetry theorem to the time delay variational setting. Both Lagrangian and Hamiltonian versions of Noether's theorem are proved, covering problems of the calculus of…

Dynamical Systems · Mathematics 2012-07-23 Gastao S. F. Frederico , Delfim F. M. Torres

We present an extension of some results of higher order calculus of variations and optimal control to generalized functions. The framework is the category of generalized smooth functions, which includes Schwartz distributions, while sharing…

Functional Analysis · Mathematics 2021-10-12 Gastao S. F. Frederico , Paolo Giordano , Alexandr A. Bryzgalov , Matheus J. Lazo

Optimal control problems are usually addressed with the help of the famous Pontryagin Maximum Principle (PMP) which gives a generalization of the classical Euler-Lagrange and Weierstrass necessary optimality conditions of the calculus of…

Optimization and Control · Mathematics 2007-05-23 Cristiana J. Silva , Delfim F. M. Torres

We establish a generalization of Noether theorem for stochastic optimal control problems. Exploiting the tools of jet bundles and contact geometry, we prove that from any (contact) symmetry of the Hamilton-Jacobi-Bellman equation associated…

Optimization and Control · Mathematics 2021-05-04 Francesco C. De Vecchi , Elisa Mastrogiacomo , Mattia Turra , Stefania Ugolini

We obtain a discrete time analog of E. Noether's theorem in Optimal Control, asserting that integrals of motion associated to the discrete time Pontryagin Maximum Principle can be computed from the quasi-invariance properties of the…

Optimization and Control · Mathematics 2007-05-23 Delfim F. M. Torres

We present analytic computational tools that permit us to identify, in an automatic way, conservation laws in optimal control. The central result we use is the famous Noether's theorem, a classical theory developed by Emmy Noether in 1918,…

Optimization and Control · Mathematics 2012-11-06 Paulo D. F. Gouveia , Delfim F. M. Torres

Invariant conditions for conformable fractional problems of the calculus of variations under the presence of external forces in the dynamics are studied. Depending on the type of transformations considered, different necessary conditions of…

Optimization and Control · Mathematics 2017-04-14 Matheus J. Lazo , Delfim F. M. Torres

We approach higher-order variational problems of Herglotz type from an optimal control point of view. Using optimal control theory, we derive a generalized Euler-Lagrange equation, transversality conditions, a DuBois-Reymond necessary…

Optimization and Control · Mathematics 2015-11-24 Simao P. S. Santos , Natalia Martins , Delfim F. M. Torres

We obtain a method to compute effective first integrals by combining Noether's principle with the Kozlov-Kolesnikov integrability theorem. A sufficient condition for the integrability by quadratures of optimal control problems with controls…

Optimization and Control · Mathematics 2007-10-14 Eugenio A. M. Rocha , Delfim F. M. Torres

A general study of symmetries in optimal control theory is given, starting from the presymplectic description of this kind of system. Then, Noether's theorem, as well as the corresponding reduction procedure (based on the application of the…

Mathematical Physics · Physics 2016-08-16 A. Echeverría-Enríquez , J. Marín-Solano , M. C. Muñoz-Lecanda , N. Román-Roy

Using the recent formulation of Noether's theorem for the problems of the calculus of variations with fractional derivatives, the Lagrange multiplier technique, and the fractional Euler-Lagrange equations, we prove a Noether-like theorem to…

Optimization and Control · Mathematics 2008-06-29 Gastao S. F. Frederico , Delfim F. M. Torres
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