Results 101 to 110 of about 134,266 (306)

A new Lagrange multiplier update formula

open access: yes, 1984
A new Lagrange multiplier update formula that extends a Tapia's results and a generalization of the diagonalized quasi-Newton multiplier method are presented.Some numerical results are ...
CORRADI, Gianfranco
core  

The Effect of Parental Migration on Children Left Behind: Meta‐Analytical Evidence on Education and Child Labour

open access: yesJournal of International Development, EarlyView.
ABSTRACT This study provides systematic review and meta‐analytical evidence on how parental migration affects children left behind. We reviewed 44 papers on education and child labour, plus 57 studies on remittances and aspirations. We find no meaningful average effect of parental migration on education or labour outcomes. However, after correcting for
Emily Bergner   +2 more
wiley   +1 more source

Rainfall‐Induced Physical Crusting Is Associated With Near‐Surface Structural Degradation and Strain Localization During Drying in Loess Soil

open access: yesLand Degradation &Development, EarlyView.
ABSTRACT Rainfall‐induced physical crusting is associated with degradation of near‐surface soil structure, but its pore‐scale structural and mechanical evolution during drying remains poorly resolved. We combined time‐resolved X‐ray computed tomography (XCT), digital volume correlation (DVC), and surface‐aligned stratification to track pore ...
Ruikun Feng   +4 more
wiley   +1 more source

Strict Efficiency in Vector Optimization with Nearly Convexlike Set-Valued Maps

open access: yesAbstract and Applied Analysis, 2013
The concept of the well posedness for a special scalar problem is linked with strictly efficient solutions of vector optimization problem involving nearly convexlike set-valued maps.
Xiaohong Hu, Zhimiao Fang, Yunxuan Xiong
doaj   +1 more source

Physics successfully implements Lagrange multiplier optimization. [PDF]

open access: yesProc Natl Acad Sci U S A, 2020
Vadlamani SK, Xiao TP, Yablonovitch E.
europepmc   +1 more source

Constrained optimization and Lagrange multiplier methods

open access: yes, 1982
Constrained Optimization and Lagrange Multiplier ...
Bertsekas, Dimitri P, Rheinboldt, Werner
core  

A highly accurate numerical method for solving boundary value problem of generalized Bagley‐Torvik equation

open access: yesMathematical Methods in the Applied Sciences, EarlyView.
A highly accurate numerical method is given for the solution of boundary value problem of generalized Bagley‐Torvik (BgT) equation with Caputo derivative of order 0<β<2$$ 0<\beta <2 $$ by using the collocation‐shooting method (C‐SM). The collocation solution is constructed in the space Sm+1(1)$$ {S}_{m+1}^{(1)} $$ as piecewise polynomials of degree at ...
Suzan Cival Buranay   +2 more
wiley   +1 more source

Solution of the Elliptic Interface Problem by a Hybrid Mixed Finite Element Method

open access: yesMathematics
This paper addresses the elliptic interface problem involving jump conditions across the interface. We propose a hybrid mixed finite element method on the triangulation where the interfaces are aligned with the mesh. The second-order elliptic equation is
Yuhan Wang   +3 more
doaj   +1 more source

The multiplier principle, credit-money and time [PDF]

open access: yes
We analyze the simple fiscal multiplier and extend it in terms of a credit-money framework and in terms of a time dimension, making it applicable to time series data.
Gechert, Sebastian
core  

Optimal Design of Elastic Plates: Hybrid Numerical Method Based on Homogenization and Shape Derivative

open access: yesMathematical Methods in the Applied Sciences, EarlyView.
ABSTRACT This paper focuses on optimal design problems in the context of the Kirchhoff‐Love model for pure bending of a thin, solid, symmetric plate under a transverse load. The objective is to simultaneously determine the optimal outer shape of the domain and the distribution of two isotropic materials within the domain in order to minimize compliance.
Ivana Crnjac   +2 more
wiley   +1 more source

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