Results 21 to 30 of about 32,149 (264)

Smooth and Flexible Dual Optimal Inequalities

open access: yesINFORMS Journal on Optimization, 2022
We address the problem of accelerating column generation (CG) for set-covering formulations via dual optimal inequalities (DOIs). We study two novel classes of DOIs, which are referred to as Flexible DOIs (F-DOIs) and Smooth-DOIs (S-DOIs), respectively (and jointly as SF-DOIs). F-DOIs provide rebates for covering items more than necessary.
Naveed Haghani   +2 more
openaire   +2 more sources

Analysis and control of a nonlinear boundary value problem

open access: yesNonlinear Analysis, 2017
We consider a nonlinear two-dimensional boundary value problem which models the frictional contact of a bar with a rigid obstacle. The weak formulation of the problem is in the form of an elliptic variational inequality of the second kind.
Hadjer Hechaichi, Mircea Sofonea
doaj   +1 more source

An optimal Hardy–Morrey inequality [PDF]

open access: yesCalculus of Variations and Partial Differential Equations, 2011
In this work we improve the sharp Hardy inequality in the case $p>n$ by adding an optimal weighted Hoelder semi-norm. To achieve this we first obtain a local improvement. We also obtain a refinement of both the Sobolev inequality for $p>n$ and the Hardy inequality, the latter having the best constant.
openaire   +3 more sources

Optimal Control Problem for Non-linear Degenerate Parabolic Variation Inequality: Solvability and Attainability Issues

open access: yesJournal of Optimization, Differential Equations and Their Applications, 2023
We investigate the optimal control problem with respect to coefficients of the degenerate parabolic variational inequality. Since problems of this type can have the Lavrentieff effect, we consider the optimal control problem in a class of so-called ...
Nina V. Kasimova   +2 more
doaj   +1 more source

Optimal Littlewood-Offord Inequalities in Groups [PDF]

open access: yesCombinatorica, 2019
We prove several Littlewood-Offord type inequalities for arbitrary groups. In groups having elements of finite order the worst case scenario is provided by the simple random walk on a certain cyclic subgroup. The inequalities we obtain are optimal if the underlying group contains an element of certain order.
Tomas Juskevicius, Grazvydas Semetulskis
openaire   +2 more sources

A General Inequality for CR-Warped Products in Generalized Sasakian Space Form and Its Applications

open access: yesAdvances in Mathematical Physics, 2021
In the present paper, by considering the Gauss equation in place of the Codazzi equation, we derive new optimal inequality for the second fundamental form of CR-warped product submanifolds into a generalized Sasakian space form.
Yanlin Li, Akram Ali, Rifaqat Ali
doaj   +1 more source

All geographical distances are optimal

open access: yesCybergeo, 2020
Triangular inequality is one of the four mathematical properties of distance. Its respect derives from the optimal nature of the measurement of distance.
Alain L’Hostis
doaj   +1 more source

Inequality Systems and Global Optimization

open access: yesJournal of Mathematical Analysis and Applications, 1996
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Jeyakumar, V.   +3 more
openaire   +1 more source

Optimal Inequalities for State-Independent Contextuality [PDF]

open access: yesPhysical Review Letters, 2012
Contextuality is a natural generalization of nonlocality which does not need composite systems or spacelike separation and offers a wider spectrum of interesting phenomena. Most notably, in quantum mechanics there exist scenarios where the contextual behavior is independent of the quantum state.
Matthias Kleinmann   +4 more
openaire   +5 more sources

Hadamard's optimized inequality

open access: yesLinear Algebra and its Applications, 2021
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Michał Różański, Roman Wituła
openaire   +1 more source

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