Results 31 to 40 of about 375,658 (336)

Lagrange multipliers in infinite dimensional spaces, examples of applications [PDF]

open access: yes, 2020
The Lagrange multipliers method is used in mathematical analysis, in mechanics, in economics, and in several other fields, to deal with the search of the global maximum or minimum of a function, in the presence of a constraint.
Pierre Seppecher   +2 more
core   +1 more source

From Karush-Kuhn-Tucker conditions to Lagrange multipliers [PDF]

open access: yes, 2022
openI modelli matematici sono spesso utilizzati in economia per rappresentare dei problemi decisionali, in cui è richiesto di scegliere un oggetto, che può essere a titolo di esempio una strategia pubblicitaria, un piano di produzione, un portafoglio ...
TREVISAN, MARTINA
core  

Dualities in Nonholonomic Optimization

open access: yesAnnals of the West University of Timisoara: Mathematics and Computer Science, 2016
This article deals with optimizing problems whose restrictions are nonholonomic. The central issue relates to dual nonholonomic programs (what they mean and how they are solved?) when the nonholonomic constraints are given by Pfaff equations.
Udrişte Constantin   +3 more
doaj   +1 more source

Application of finite elements of various dimensions in strength calculations of thin-wall constructions of agro-industrial complex

open access: yesBIO Web of Conferences, 2020
The article presents a comparative analysis of the effectiveness of the use of finite elements of various dimensions in the study of the stress-strain state (SSS) of objects of the agro-industrial complex (AIC).
Klochkov Yuri   +4 more
doaj   +1 more source

Post-Optimum Sensitivity Analysis with Automatically Tuned Numerical Gradients Applied to Swept Wind Turbine Blades

open access: yesEnergies, 2022
Post-Optimum Sensitivity Analysis (POSA) extends numerical design optimization to provide additional information on how the design and performance would change if various parameters and constraints were varied.
Michael K. McWilliam   +3 more
doaj   +1 more source

Calibration Invariance of the MaxEnt Distribution in the Maximum Entropy Principle

open access: yesEntropy, 2021
The maximum entropy principle consists of two steps: The first step is to find the distribution which maximizes entropy under given constraints. The second step is to calculate the corresponding thermodynamic quantities.
Jan Korbel
doaj   +1 more source

Quantum dynamics of Lagrange multipliers

open access: yesPhysical Review D, 2023
When implementing a non-linear constraint in quantum field theory by means of a Lagrange multiplier, $ł(x)$, it is often the case that quantum dynamics induce quadratic and even higher order terms in $ł(x)$, which then does not enforce the constraint anymore. This is illustrated in the case of Unimodular Gravity, where the constraint is that the metric
Enrique Álvarez   +3 more
openaire   +3 more sources

An Algorithm to Warm Start Perturbed (WASP) Constrained Dynamic Programs

open access: yesIEEE Open Journal of Control Systems, 2022
Receding horizon optimal control problems compute the solution at each time step to operate the system on a near-optimal path. However, in many practical cases, the boundary conditions, such as external inputs, constraint equations, or the objective ...
Abhishek Gupta   +2 more
doaj   +1 more source

Lagrange multipliers for higher order elliptic operators [PDF]

open access: yes, 2005
In this paper, the Babuška's theory of Lagrange multipliers is extended to higher order elliptic Dirichlet problems. The resulting variational formulation provides an efficient numerical squeme in meshless methods for the approximation of elliptic ...
Carlos Zuppa   +2 more
core   +1 more source

A Hypoquadratic Convergence Method for Lagrange Multipliers [PDF]

open access: yes, 1994
In this paper, we investigate a class of hypoquadratically convergent methods for minimizing an objective function subject to equality constraints via the Lagrange multipliers method.
T Altman, P F Boulos
core   +2 more sources

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