Results 31 to 40 of about 773,014 (287)

On strict monotonicity of the speed for excited random walks in one dimension [PDF]

open access: yes, 2015
We give a “direct” coupling proof of strict monotonicity of the speed for 1-dimensional multi-excited random walks with positive speed. This reproves (and extends) a recent result of Peterson without using branching processes.
Mark Holmes
semanticscholar   +1 more source

Monotonicity of eigenvalues of the fractional $p$-Laplacian with singular weights [PDF]

open access: yesTopological Methods in Nonlinear Analysis, 2021
We study a nonlinear, nonlocal eigenvalue problem driven by the fractional $p$-Laplacian with an indefinite, singular weight chosen in an optimal class. We prove the existence of an unbounded sequence of positive variational eigenvalues and alternative
A. Iannizzotto
semanticscholar   +1 more source

Differentiability of the van der Waals interaction between two atoms [PDF]

open access: yes, 2019
In this work we improve upon previous results on the expansion of the interaction energy of two atoms. On the one hand we prove the van der Waals-London's law, assuming that only one of the ground state eigenspaces of the atoms is irreducible in an ...
Anapolitanos, Ioannis   +2 more
core   +3 more sources

Existence and multiplicity results for first-order Stieltjes differential equations

open access: yesAdvanced Nonlinear Studies, 2022
In this article, we establish existence and multiplicity results for first-order Stieltjes differential equations satisfying a periodic boundary condition or an initial value condition.
Maia Lamiae   +2 more
doaj   +1 more source

A note on second derivative estimates for Monge-Ampère-type equations

open access: yesAdvanced Nonlinear Studies, 2023
In this article, we revisit previous Pogorelov-type interior and global second derivative estimates of N. S. Trudinger, F. Jiang, and J. Liu for solutions of Monge-Ampère-type partial differential equations.
Trudinger Neil S.
doaj   +1 more source

Fusing Monotonic and One-Class Classification: Elevating SVM with the MC-SVDD Strategy [PDF]

open access: yesJournal of Universal Computer Science
Data mining can be considerably improved with the inclusion of prior domain knowledge; such knowledge reveals complex patterns that might otherwise remain hidden. Among such patterns, monotonic relationships between variables are crucial because of their
Ming-Lung Hsu, Yu-Wei Liu, Sheng Tun Li
doaj   +3 more sources

Expected utility for probabilistic prospects and the common ratio property [PDF]

open access: yesYugoslav Journal of Operations Research, 2023
We prove the existence of an expected utility function for preferences over probabilistic prospects satisfying Strict Monotonicity, Indifference, the Common Ratio Property, Substitution and Reducibility of Extreme Prospects.
Lahiri Somdeb
doaj   +1 more source

Finite difference approximations for a class of non-local parabolic equations

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 1997
In this paper we study finite difference procedures for a class of parabolic equations with non-local boundary condition. The semi-implicit and fully implicit backward Euler schemes are studied.
Yanping Lin   +2 more
doaj   +1 more source

On the strict monotonicity of spectral radii for classes of bounded positive linear operators

open access: yes, 2018
Strict monotonicity of the spectral radii of bounded, positive, ordered linear operators is investigated. It is well-known that under reasonable assumptions, the spectral radii of two ordered positive operators enjoy a non-strict inequality.
Chris Guiver
semanticscholar   +1 more source

Critical remarks on "Existence of the solution to second order differential equation through fixed point results for nonlinear F-contractions involving ω0-distance"

open access: yesVojnotehnički Glasnik, 2023
Introduction/purpose: In this paper, several critical remarks are presented concerning the paper of Iqbal & Rizwan: Existence of the solution to second order differential equation through fixed point results for nonlinear F-contractions involving w0 ...
Zoran Kadelburg   +3 more
doaj   +1 more source

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