Results 61 to 70 of about 661 (188)

Unification of Conformal and Fuzzy Gravities With Internal Interactions Resulting in SO(10) and a Possible Probe Through Stochastic Gravitational Wave Background

open access: yesFortschritte der Physik, Volume 73, Issue 9-10, October 2025.
Abstract The unification of conformal and fuzzy gravities with internal interactions is based on the facts that i) the tangent group of a curved manifold and the manifold itself do not necessarily have the same dimensions and ii) both gravitational theories considered here have been formulated in a gauge theoretic way.
Gregory Patellis   +3 more
wiley   +1 more source

Optimal Control Problem Solution with Phase Constraints for Group of Robots by Pontryagin Maximum Principle and Evolutionary Algorithm

open access: yesMathematics, 2020
A numerical method based on the Pontryagin maximum principle for solving an optimal control problem with static and dynamic phase constraints for a group of objects is considered.
Askhat Diveev   +2 more
doaj   +1 more source

Pontryagin’s maximum principle for optimal impulsive control problems

open access: yesDoklady Mathematics, 2010
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Arutyunov A.V.   +2 more
openaire   +3 more sources

Open and Closed Loop Approaches for Energy Efficient Quantum Optimal Control

open access: yesAdvanced Quantum Technologies, Volume 8, Issue 10, October 2025.
Concepts from quantum thermodynamics and optimal control are blended to derive a theoretical framework to quantify and minimize the energetic cost of a pulse for unitary synthesis. Two complementary techniques (based on GRAPE and Reinforce‐DRL) are implemented as open‐source software that co‐optimizes the fidelity and energetic cost within quantum ...
Sebastiaan Fauquenot   +2 more
wiley   +1 more source

Flow Memory Effect on Open‐Frame Remotely Operated Vehicle Motion

open access: yesJournal of Field Robotics, Volume 42, Issue 6, Page 2611-2638, September 2025.
ABSTRACT The flow memory effect is a kind of viscous force caused by acceleration between continuous phases and underwater vehicles and the development of the boundary layer near the interfacial surface. This paper establishes a 6‐degrees‐of‐freedom unsteady equation of motion describing the flow memory effect on viscous hydrodynamic loads.
Ruinan Guo   +5 more
wiley   +1 more source

The infinite-dimensional Pontryagin maximum principle for optimal control problems of fractional evolution equations with endpoint state constraints

open access: yesAIMS Mathematics
In this paper, we study the infinite-dimensional endpoint state-constrained optimal control problem for fractional evolution equations. The state equation is modeled by the $ \mathsf{X} $-valued left Caputo fractional evolution equation with the analytic
Yuna Oh, Jun Moon
doaj   +1 more source

Lie Algebroids in Classical Mechanics and Optimal Control

open access: yesSymmetry, Integrability and Geometry: Methods and Applications, 2007
We review some recent results on the theory of Lagrangian systems on Lie algebroids. In particular we consider the symplectic and variational formalism and we study reduction. Finally we also consider optimal control systems on Lie algebroids and we show
Eduardo Martínez
doaj  

Minimization of Pollution Concentration on a Given Time Interval for the Waste Water Cleaning Plant

open access: yesJournal of Control Science and Engineering, 2010
A model of a waste water treatment plant is investigated. The model is described by a nonlinear system of two differential equations with one bounded control.
E. V. Grigorieva, E. N. Khailov
doaj   +1 more source

Truly optimal semi-active damping to control free vibration of a single degree of freedom system

open access: yesTheoretical and Applied Mechanics Letters
This paper studies a single degree of freedom system under free vibration and controlled by a general semi-active damping. A general integral of squared error is considered as the performance index. A one-time switching damping controller is proposed and
Viet Duc La, Ngoc Tuan Nguyen
doaj   +1 more source

Maximum Principle for Stochastic Recursive Optimal Control Problems Involving Impulse Controls

open access: yesAbstract and Applied Analysis, 2012
We consider a stochastic recursive optimal control problem in which the control variable has two components: the regular control and the impulse control.
Zhen Wu, Feng Zhang
doaj   +1 more source

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