Results 11 to 20 of about 26,734 (241)

Differential-integral Euler–Lagrange equations [PDF]

open access: yesIranian Journal of Numerical Analysis and Optimization
We study the calculus of variations problem in the presence of a system of differential-integral (D-I) equations. In order to identify the necessary optimality conditions for this problem, we derive the so-called D-I Euler–Lagrange equations.
Mohammedd Shehata
doaj   +3 more sources

A General System of Euler–Lagrange-Type Quadratic Functional Equations in Menger Probabilistic Non-Archimedean 2-Normed Spaces [PDF]

open access: yesAbstract and Applied Analysis, 2011
We prove the generalized Hyers-Ulam-Rassias stability of a general system of Euler-Lagrange-type quadratic functional equations in non-Archimedean 2-normed spaces and Menger probabilistic non-Archimedean-normed spaces.
M. Eshaghi Gordji   +3 more
doaj   +2 more sources

Pulse-Modulated Sampled-Data Second-Order Consensus for Multiple Euler-Lagrange Systems Without Neighbors’ Velocity Measurement

open access: yesIEEE Access, 2023
This paper studies the sampled-data second-order consensus of multiple Euler-Lagrange systems without knowing neighbors’ velocities. The second-order feedback control method of the Euler-Lagrange system naturally excludes the infinities in the ...
Yilin Wang   +3 more
doaj   +1 more source

Trajectory Tracking Control of Euler–Lagrange Systems Using a Fractional Fixed-Time Method

open access: yesFractal and Fractional, 2023
The results of this research provide fixed-time fractional-order control for Euler–Lagrange systems that are subject to external disturbances. The first step in the process of developing a new system involves the introduction of a method known as ...
Saim Ahmed   +3 more
doaj   +1 more source

A new and general fractional Lagrangian approach: A capacitor microphone case study

open access: yesResults in Physics, 2021
In this study, a new and general fractional formulation is presented to investigate the complex behaviors of a capacitor microphone dynamical system.
A. Jajarmi   +4 more
doaj   +1 more source

An efficient design for solving discrete optimal control problem with time-varying multi-delays [PDF]

open access: yesIranian Journal of Numerical Analysis and Optimization, 2022
The focus of this article is on the study of discrete optimal control problems (DOCPs) governed by time-varying systems, including time-varying delays in control and state variables.
S.M. Abdolkhaleghzade   +2 more
doaj   +1 more source

Sampled-Data Consensus of Networked Euler-Lagrange Systems: A Discrete Small-Gain Approach

open access: yesIEEE Access, 2021
This paper studies the sampled-data consensus of networked Euler-Lagrange systems. The sampled-data feedback causes infinities at sampling instants in the control input due to the differentiation of the feedback by the conventional control law designed ...
Yilin Wang   +4 more
doaj   +1 more source

Model of System Microgrid in radial Topology using Euler-Lagrange Equation [PDF]

open access: yesE3S Web of Conferences, 2022
The need of power and equipment that can serve to distribute the electric energy becomes primordial things this period that almost of domains’ specialists work in, and one of this equipment is microgrid system that gain more and more places in not just ...
Nahir Abir, Abelilah Jalid
doaj   +1 more source

Partial Lagrangian for Efficient Extension and Reconstruction of Multi-DoF Systems and Efficient Analysis Using Automatic Differentiation

open access: yesRobotics, 2022
In the fields of control engineering and robotics, either the Lagrange or Newton–Euler method is generally used to analyze and design systems using equations of motion.
Takashi Kusaka, Takayuki Tanaka
doaj   +1 more source

Connecting Euler and Lagrange systems as nonlocally related systems of dynamical nonlinear elasticity

open access: yesArchives of Mechanics, 2011
Nonlocally related systems for the Euler and Lagrange systems of two-dimensional dynamical nonlinear elasticity are constructed. Using the continuity equation, i.e., conservation of mass of the Euler system to represent the density and Eulerian velocity ...
G. Bluman, J.F. Ganghoffer
doaj   +1 more source

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