Results 11 to 20 of about 48,008 (296)

Stability and Monotonicity of Lotka–Volterra Type Operators [PDF]

open access: yesQualitative Theory of Dynamical Systems, 2016
17 ...
Mukhamedov, Farrukh, Saburov, Mansoor
openaire   +4 more sources

On θ-generalized demimetric mappings and monotone operators in Hadamard spaces

open access: yesDemonstratio Mathematica, 2020
Our main interest in this article is to introduce and study the class of θ-generalized demimetric mappings in Hadamard spaces. Also, a Halpern-type proximal point algorithm comprising this class of mappings and resolvents of monotone operators is ...
Ogwo Grace N.   +3 more
doaj   +3 more sources

Local boundedness of monotone-type operators

open access: yesProceedings of the Japan Academy, Series A, Mathematical Sciences, 1972
P. Fitzpatrick, P. Hess, Tosio Kato
semanticscholar   +4 more sources

New view of fuzzy aggregations. Part III: extensions of the FPOWA operator in the problem of political management [PDF]

open access: yesJournal of Fuzzy Extension and Applications, 2021
The Ordered Weighted Averaging (OWA) operator was introduced by Yager [34] to provide a method for aggregating inputs that lie between the max and min operators.
Gia Sirbiladze
doaj   +1 more source

An initial boundary value problem for the Boussinesq equation in a Trapezoid [PDF]

open access: yesҚарағанды университетінің хабаршысы. Математика сериясы, 2022
This paper considers an initial boundary value problem for a one-dimensional Boussinesq-type equation in a domain, that is, a trapezoid. Using the methods of the theory of monotone operators, we establish theorems on their unique weak solvability in ...
M.T. Jenaliyev   +3 more
doaj   +2 more sources

Nonlinear random operators of monotone type in Banach spaces

open access: yesJournal of Mathematical Analysis and Applications, 1980
D. Kravvaritis
semanticscholar   +3 more sources

On the q-Monotonicity Preservation of Durrmeyer-Type Operators [PDF]

open access: yesMediterranean Journal of Mathematics, 2021
AbstractWe prove that various Durrmeyer-type operators preserveq-monotonicity in [0, 1] or$$[0,\infty )$$[0,∞)as the case may be. Recall that a 1-monotone function is nondecreasing, a 2-monotone one is convex, and for$$q>2$$q>2, aq-monotone function possesses a convex$$(q-2)$$(q-2)nd derivative in the interior of the interval.
Ulrich Abel, Dany Leviatan, Ioan Raşa
openaire   +2 more sources

Finite difference schemes with monotone operators

open access: yesAdvances in Difference Equations, 2004
Several existence theorems are given for some second-order difference equations associated with maximal monotone operators in Hilbert spaces. Boundary conditions of monotone type are attached.
N. C. Apreutesei
doaj   +2 more sources

Local existence–uniqueness and monotone iterative approximation of positive solutions for p-Laplacian differential equations involving tempered fractional derivatives

open access: yesJournal of Inequalities and Applications, 2021
In this paper, we are concerned with a kind of tempered fractional differential equation Riemann–Stieltjes integral boundary value problems with p-Laplacian operators.
Bibo Zhou, Lingling Zhang
doaj   +1 more source

A double phase equation with convection

open access: yesElectronic Journal of Qualitative Theory of Differential Equations, 2021
We consider a double phase problem with a gradient dependent reaction (convection). Using the theory of nonlinear operators of monotone type, we show the existence of a nontrivial, positive, bounded solution.
Zhenhai Liu, Nikolaos Papageorgiou
doaj   +1 more source

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