Results 21 to 30 of about 152,307 (293)

A Discrete Characterization of the Solvability of Equilibrium Problems and Its Application to Game Theory

open access: yesAxioms, 2023
We state a characterization of the existence of equilibrium in terms of certain finite subsets under compactness and transfer upper semicontinuity conditions.
Maria Isabel Berenguer   +3 more
doaj   +1 more source

Traffic assignment: on the interplay between optimization and equilibrium problems [PDF]

open access: yes, 2020
Motorists often have to choose routes helping them to realize faster journey times. Route choices between an origin and a destination might involve direct main roads, shorter routes through narrow side streets, or longer but (potentially) faster journeys
Berry, Stuart   +2 more
core   +1 more source

Densely Defined Equilibrium Problems [PDF]

open access: yesJournal of Optimization Theory and Applications, 2015
In the present work we deal with set-valued equilibrium problems for which we provide sufficient conditions for the existence of a solution. The conditions that we consider are imposed not on the whole domain, but rather on a self segment-dense subset of it, a special type of dense subset.
Szilárd László, Adrian Viorel
openaire   +2 more sources

On well-posedness of generalized equilibrium problems involving -monotone bifunction [PDF]

open access: yesJournal of Hyperstructures, 2016
The aim of this paper is to establish some uniqueness and well-posedness results for a general inequality of equilibrium problems type involving  -monotone bifunction, whose solution is sought in a subset K of a Banach space X.
AYED HASHOOSH, M. Alimohammady
doaj   +1 more source

Alterations of Functional Brain Connectivity After Long-Duration Spaceflight as Revealed by fMRI

open access: yesFrontiers in Physiology, 2019
The present study reports alterations of task-based functional brain connectivity in a group of 11 cosmonauts after a long-duration spaceflight, compared to a healthy control group not involved in the space program.
Ekaterina Pechenkova   +19 more
doaj   +1 more source

A General Inertial Projection-Type Algorithm for Solving Equilibrium Problem in Hilbert Spaces with Applications in Fixed-Point Problems

open access: yesAxioms, 2020
A plethora of applications from mathematical programming, such as minimax, and mathematical programming, penalization, fixed point to mention a few can be framed as equilibrium problems.
Nopparat Wairojjana   +3 more
doaj   +1 more source

Spaceflight-induced neuroplasticity in humans as measured by MRI: what do we know so far?

open access: yesnpj Microgravity, 2017
Space travel poses an enormous challenge on the human body; microgravity, ionizing radiation, absence of circadian rhythm, confinement and isolation are just some of the features associated with it.
Angelique Van Ombergen   +5 more
doaj   +1 more source

A viscosity iterative technique for equilibrium and fixed point problems in a Hadamard space

open access: yesApplied General Topology, 2019
The main purpose of this paper is to introduce a viscosity-type proximal point algorithm, comprising of a nonexpansive mapping and a finite sum of resolvent operators associated with monotone bifunctions. A strong convergence of the proposed algorithm to
C. Izuchukwu   +3 more
doaj   +1 more source

Optimizing transcranial magnetic stimulation for spaceflight applications

open access: yesnpj Microgravity, 2023
As space agencies aim to reach and build installations on Mars, the crews will face longer exposure to extreme environments that may compromise their health and performance.
S. M. Romanella   +9 more
doaj   +1 more source

A new extragradient algorithm with adaptive step-size for solving split equilibrium problems

open access: yesJournal of Inequalities and Applications, 2021
He (J. Inequal. Appl. 2012:Article ID 162 2012) introduced the proximal point CQ algorithm (PPCQ) for solving the split equilibrium problem (SEP). However, the PPCQ converges weakly to a solution of the SEP and is restricted to monotone bifunctions.
Yusuf I. Suleiman   +3 more
doaj   +1 more source

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