Results 21 to 30 of about 4,237,260 (302)

A variational principle, coupled fixed points and market equilibrium

open access: yesNonlinear Analysis, 2021
We present a possible kind of generalization of the notion of ordered pairs of cyclic maps and coupled fixed points and its application in modelling of equilibrium in oligopoly markets.
Stanimir Kabaivanov, Boyan Zlatanov
doaj   +1 more source

Feedback control law of solar sail with variable surface reflectivity at Sun-Earth collinear equilibrium points

open access: yesAerospace Science and Technology, 2020
A solar sail generates thrust without consuming any propellant, so it constitutes a promising option for mission scenarios requiring a continuous propulsive acceleration, such as the maintenance of a (collinear) L 1 -type artificial equilibrium point in ...
L. Niccolai   +3 more
semanticscholar   +1 more source

Equilibrium points of random generalized games

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 1998
In this paper, the concepts of random maximal elements, random equilibria and random generalized games are described. Secondly by measurable selection theorem, some existence theorems of random maximal elements for Lc-majorized correspondences are ...
E. Tarafdar, Xian-Zhi Yuan
doaj   +1 more source

Stability Analysis of SEIL Tuberculosis Epidemic Model with Logistic Growth in Susceptible Compartment

open access: yesASM Science Journal, 2021
This article discusses modifications to the SEIL model that involve logistical growth. This model is used to describe the dynamics of the spread of tuberculosis disease in the population.
Joko Harianto
doaj   +1 more source

Basins of attraction of equilibrium points in the planar circular restricted five-body problem [PDF]

open access: yesAstrophysics and Space Science, 2018
We numerically explore the Newton-Raphson basins of convergence, related to the libration points (which act as attractors), in the planar circular restricted five-body problem (CR5BP).
E. Zotos, Md Sanam Suraj
semanticscholar   +1 more source

Noncompact Equilibrium Points for Set-Valued Maps

open access: yesAbstract and Applied Analysis, 2014
We prove a generalized result on the existence of equilibria for a monotone set-valued map defined on noncompact domain and take its values in an order of topological vector space. As consequence, we give a new variational inequality.
Souhail Chebbi, Bessem Samet
doaj   +1 more source

Is the forest biomass a key regulator of global warming?: A mathematical modelling study

open access: yesGeology, Ecology, and Landscapes, 2022
In this article, a mathematical model has been formulated by considering forest biomass and global warming as a separate compartment. It is assumed that the forest biomass follow logistic growth in the absence of global warming.
Prabir Panja
doaj   +1 more source

Exploring General Equilibrium Points for Cournot Model

open access: yesDiscrete Dynamics in Nature and Society, 2018
In Cournot model, when there are many competitions, the competitive equilibrium becomes chaotic. It is extremely difficult to derive the general equilibrium points.
Bingyuan Gao, Yueping Du
doaj   +1 more source

Reference-Dependent Stochastic User Equilibrium with Endogenous Reference Points

open access: yesEuropean Journal of Transport and Infrastructure Research, 2013
We consider the application of reference-dependent consumer choice theory to traffic assignment on transportation networks. Route choice is modelled based on random utility maximisation with systematic utility embodying loss aversion for the travel time ...
Paolo Delle Site   +2 more
doaj   +1 more source

On the Newton–Raphson basins of convergence of the out-of-plane equilibrium points in the Copenhagen problem with oblate primaries [PDF]

open access: yesInternational Journal of Non-Linear Mechanics, 2018
The Copenhagen case of the circular restricted three-body problem with oblate primary bodies is numerically investigated by exploring the Newton–Raphson basins of convergence, related to the out-of-plane equilibrium points.
E. Zotos
semanticscholar   +1 more source

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