Results 11 to 20 of about 1,288 (181)

Dynamic Programming and Hamilton–Jacobi–Bellman Equations on Time Scales

open access: yesComplexity, 2020
Bellman optimality principle for the stochastic dynamic system on time scales is derived, which includes the continuous time and discrete time as special cases.
Yingjun Zhu, Guangyan Jia
doaj   +1 more source

Optimal Investment and Consumption for Multidimensional Spread Financial Markets with Logarithmic Utility

open access: yesStats, 2021
We consider a spread financial market defined by the multidimensional Ornstein–Uhlenbeck (OU) process. We study the optimal consumption/investment problem for logarithmic utility functions using a stochastic dynamical programming method.
Sahar Albosaily   +1 more
doaj   +1 more source

An Integral Equation Approach to the Irreversible Investment Problem with a Finite Horizon

open access: yesMathematics, 2020
This paper studies an irreversible investment problem under a finite horizon. The firm expands its production capacity in irreversible investments by purchasing capital to increase productivity.
Junkee Jeon, Geonwoo Kim
doaj   +1 more source

On Stability of Perturbed Nonlinear Switched Systems with Adaptive Reinforcement Learning

open access: yesEnergies, 2020
In this paper, a tracking control approach is developed based on an adaptive reinforcement learning algorithm with a bounded cost function for perturbed nonlinear switched systems, which represent a useful framework for modelling these converters, such ...
Phuong Nam Dao   +3 more
doaj   +1 more source

Noether Theorem in Stochastic Optimal Control Problems via Contact Symmetries

open access: yesMathematics, 2021
We establish a generalization of the 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 with an ...
Francesco C. De Vecchi   +3 more
doaj   +1 more source

Optimal Consumption in a Stochastic Ramsey Model with Cobb-Douglas Production Function

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 2013
A stochastic Ramsey model is studied with the Cobb-Douglas production function maximizing the expected discounted utility of consumption. We transformed the Hamilton-Jacobi-Bellman (HJB) equation associated with the stochastic Ramsey model so as to ...
Md. Azizul Baten, Anton Abdulbasah Kamil
doaj   +1 more source

Singular stochastic control model for algae growth management in dam downstream

open access: yesJournal of Biological Dynamics, 2018
A stochastic control model for finding an ecologically sound, fit-for-purpose dam operation policy to suppress bloom of attached algae in its downstream is presented. A singular exactly solvable and a more realistic regular-singular cases are analysed in
Hidekazu Yoshioka, Yuta Yaegashi
doaj   +1 more source

ON CONNECTIONS BETWEEN GENERALIZED SOLUTIONS OF PDE'S OF THE FIRST ORDER

open access: yesUral Mathematical Journal, 2015
The paper is devoted to investigation of connections between generalized solutions of the Cauchy problemfor the Hamilton-Jacobi-Bellman equation and the corresponding quasilinear equation of the first order in theof case n-dimentional state ...
Ekaterina A. Kolpakova
doaj   +1 more source

A direct approach to linear-quadratic stochastic control [PDF]

open access: yesOpuscula Mathematica, 2017
A direct approach is used to solve some linear-quadratic stochastic control problems for Brownian motion and other noise processes. This direct method does not require solving Hamilton-Jacobi-Bellman partial differential equations or backward stochastic ...
Tyrone E. Duncan, Bozenna Pasik-Duncan
doaj   +1 more source

A unified framework of rapid exponential stability and optimal feedback control for nonlinear systems

open access: yesAdvances in Mechanical Engineering, 2019
A novel framework of rapid exponential stability and optimal feedback control is investigated and analyzed for a class of nonlinear systems through a variant of continuous Lyapunov functions and Hamilton–Jacobi–Bellman equation.
Yan Li, Yuanchun Li
doaj   +1 more source

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