Results 41 to 50 of about 6,265,389 (289)

Variational inequalities in critical-state problems [PDF]

open access: yesPhysica D: Nonlinear Phenomena, 2004
Similar evolutionary variational inequalities appear as convenient formulations for continuous quasistationary models for sandpile growth, formation of a network of lakes and rivers, magnetization of type-II superconductors, and elastoplastic deformations.
openaire   +3 more sources

A variational-like inequality problem [PDF]

open access: yesBulletin of the Australian Mathematical Society, 1989
Given a closed and convex set K in Rn and two continuous maps F: K → Rn and η: K × K → Rn, the problem considered here is to find ε K such that.We call it a variational-like inequality problem, and develop a theory for the existence of a solution.
Parida, J., Sahoo, M., Kumar, A.
openaire   +2 more sources

On the Generalized Vector Variational Inequality Problem

open access: yesJournal of Mathematical Analysis and Applications, 1997
This paper studies vector variational inequalities with set-valued mappings. Existence results are established by applying Fan's lemma also known as KKM theorem. A generalized vector complementarity problem is also introduced.
Konnov I., Yao J.
openaire   +4 more sources

Observer‐Based Adaptive Event‐Triggered Tracking Control for Fuzzy TS Systems With Premise Mismatch

open access: yesInternational Journal of Adaptive Control and Signal Processing, EarlyView.
This paper presents an adaptive logistic event‐triggered observer‐based tracking controller for Takagi‐Sugeno fuzzy systems under constrained inputs and network delays. Leveraging a hybrid LMI and Secretary Bird Optimization approach, this strategy significantly minimizes communication overhead and computational burden while ensuring optimal reference ...
Oussama Djadane   +3 more
wiley   +1 more source

Conceptualising quality early childhood education: Learning from young children in Brazil and South Africa through creative and play‐based methods

open access: yesBritish Educational Research Journal, EarlyView., 2023
Abstract Early childhood has increasingly been acknowledged as a vital time for all children. Inclusive and quality education is part of the United Nations Sustainable Development Goals, with the further specification that all children have access to quality pre‐primary education.
Laura H. V. Wright   +8 more
wiley   +1 more source

Well-Posedness by Perturbations for Variational-Hemivariational Inequalities

open access: yesJournal of Applied Mathematics, 2012
We generalize the concept of well-posedness by perturbations for optimization problem to a class of variational-hemivariational inequalities. We establish some metric characterizations of the well-posedness by perturbations for the variational ...
Shu Lv   +3 more
doaj   +1 more source

On the Generalized Quasi-variational Inequality Problems

open access: yesJournal of Mathematical Analysis and Applications, 1996
The authors have obtained many existence results for generalized quasi-variational inequalities problems by using the fixed point techniques. The results obtained in this paper contain the previously known results as special cases.
Chang, Shih-sen   +4 more
openaire   +2 more sources

Multiobjective Codesign Optimization of a Planar Pneumatic Artificial Muscle‐Based Snake‐Like Robot for Enhanced Agility and Energy Efficiency

open access: yesAdvanced Robotics Research, EarlyView.
A codesign multiobjective optimization framework was developed to enhance the morphology and controller of a snake‐like robot driven by artificial muscles. It improved planar locomotion, agility, and power efficiency. The approach optimized link geometry and controller gains, revealing that shorter muscles near joints and longer linkages maximize ...
Ayla Valles, Mahdi Haghshenas‐Jaryani
wiley   +1 more source

Well-Posedness for a Class of Strongly Mixed Variational-Hemivariational Inequalities with Perturbations

open access: yesJournal of Applied Mathematics, 2012
The concept of well-posedness for a minimization problem is extended to develop the concept of well-posedness for a class of strongly mixed variational-hemivariational inequalities with perturbations which includes as a special case the class of ...
Lu-Chuan Ceng   +2 more
doaj   +1 more source

The forward–backward splitting method for finding the minimum like-norm solution of the mixed variational inequality problem

open access: yesJournal of Inequalities and Applications, 2023
We consider a general class of convex optimization problems in which one seeks to minimize a strongly convex function over a closed and convex set, which is by itself an optimal set of another mixed variational inequality problem in a Hilbert space ...
Wei-Bo Guan, Wen Song
doaj   +1 more source

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