Results 11 to 20 of about 376,459 (265)

A New Optimal Homotopy Asymptotic Method for Fractional Optimal Control Problems

open access: yesInternational Journal of Differential Equations, 2021
Solving fractional optimal control problems (FOCPs) with an approximate analytical method has been widely studied by many authors, but to guarantee the convergence of the series solution has been a challenge.
Oluwaseun Olumide Okundalaye   +1 more
doaj   +1 more source

A method for optimal control problems [PDF]

open access: yesRevue Africaine de Recherche en Informatique et Mathématiques Appliquées, 2006
We deal with a numerical method for HJB equations coming from optimal control problems with state constraints. More precisely, we present here an antidissipative scheme applied on an adaptative grid. The adaptative grid is generated using linear quadtree structure.
Bokanowski, Olivier   +2 more
openaire   +1 more source

Stability Analysis of Optimal Trajectory for Nonlinear Optimal Control Problems

open access: yesJournal of Mathematics, 2020
Due to the need for numerical calculation and mathematical modelling, this paper focuses on the stability of optimal trajectories for optimal control problems.
Hongyong Deng, Wei Zhang, Changchun Shen
doaj   +1 more source

Constrained optimization problems governed by PDE models of grain boundary motions

open access: yesAdvances in Nonlinear Analysis, 2022
In this article, we consider a class of optimal control problems governed by state equations of Kobayashi-Warren-Carter-type. The control is given by physical temperature. The focus is on problems in dimensions less than or equal to 4.
Antil Harbir   +3 more
doaj   +1 more source

A numerical scheme for constrained optimal control problems [PDF]

open access: yesInternational Journal of Industrial Electronics, Control and Optimization, 2019
In this paper, a numerical technique is proposed to solve optimal control problems (OPCs) of Volterra integral equations (VIEs). We apply the linear B-spline polynomials to solve OPCs by VIEs. The B-spline function divides the interval into sub-intervals
Zahra Shabani, Haleh Tajadodi
doaj   +1 more source

On Signomial Constrained Optimal Control Problems

open access: yesCommunications in Advanced Mathematical Sciences, 2019
In this paper, using the notions of variational differential system, adjoint differential system and modified Legendrian duality, we formulate and prove necessary optimality conditions in signomial constrained optimal control problems.
Savin Treanta
doaj   +1 more source

Optimization problems in congestion control [PDF]

open access: yesProceedings 41st Annual Symposium on Foundations of Computer Science, 2002
One of the crucial elements in the Internet's success is its ability to adequately control congestion. The paper defines and solves several optimization problems related to Internet congestion control, as a step toward understanding the virtues of the TCP congestion control algorithm currently used and comparing it with alternative algorithms. We focus
Richard M. Karp   +3 more
openaire   +1 more source

Duality on Geodesics of Cartan Distributions and Sub-Riemannian Pseudo-Product Structures

open access: yesDemonstratio Mathematica, 2015
Given a five dimensional space endowed with a Cartan distribution, the abnormal geodesics form another five dimensional space with a cone structure. Then it is shown in (15), that, if the cone structure is regarded as a control system, then the space of ...
Ishikawa Goo   +2 more
doaj   +1 more source

A Multilevel Heterogeneous ADMM Algorithm for Elliptic Optimal Control Problems with L1-Control Cost

open access: yesMathematics, 2023
In this paper, elliptic optimal control problems with L1-control cost and box constraints on the control are considered. To numerically solve the optimal control problems, we use the First optimize, then discretize approach.
Xiaotong Chen   +3 more
doaj   +1 more source

Parameterization Techniques for Quadratic Continuous Optimal Control Problems [PDF]

open access: yesEngineering and Technology Journal, 2010
The main purpose of this work is to propose the parameterization techniques for solving quadratic optimal control (OC) problem with aid of both Chebyshev and Hermite Polynomials as a basis function to find the approximate solution for OC problem.
Saba S. Hasan   +2 more
doaj   +1 more source

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