Results 41 to 50 of about 115,423 (329)

Random Fixed Point Theorems and Applications to Random First-Order Vector-Valued Differential Equations

open access: yesJournal of Function Spaces, 2021
In this paper, we establish several random fixed point theorems for random operators satisfying some iterative condition w.r.t. a measure of noncompactness. We also discuss the case of monotone random operators in ordered Banach spaces.
Adil El-Ghabi   +2 more
doaj   +1 more source

Atomicity related to non-additive integrability

open access: yes, 2016
In this paper we present some results concerning Gould integrability of vector functions with respect to a monotone measure on finitely purely atomic measure spaces.
Candeloro, Domenico   +3 more
core   +1 more source

Simplifying Monotonicity Conditions for Entanglement Measures [PDF]

open access: yesOpen Systems & Information Dynamics, 2005
We show that for a convex function the following, rather modest conditions, are equivalent to monotonicity under local operations and classical communication. The conditions are: (i) invariance under local unitaries, (ii) invariance under adding local ancilla in arbitrary state (iii) on mixtures of states possessing local orthogonal flags the function
openaire   +3 more sources

Piecewise Monotonic Doubling Measures

open access: yesRocky Mountain Journal of Mathematics, 1996
The author studies weights (\(A_p\) weights, reverse Hölder weights, and doubling weights) under the restriction of piecewise monotonicity of the density. The \(A_p\) weights control mapping properties of the Hardy-Littlewood maximal operator and of the Hilbert transform. The spaces are defined by \(w\in A_p\) if and only if \[ A^p_p(w)= \sup_Q \Biggl({
openaire   +2 more sources

Spectral analysis of subordinate Brownian motions in half-line

open access: yes, 2011
We study one-dimensional Levy processes with Levy-Khintchine exponent psi(xi^2), where psi is a complete Bernstein function. These processes are subordinate Brownian motions corresponding to subordinators, whose Levy measure has completely monotone ...
Kwasnicki, Mateusz
core   +1 more source

Absolute Continuity of Fuzzy Measures and Convergence of Sequence of Measurable Functions

open access: yesMathematics, 2020
In this note, the convergence of the sum of two convergent sequences of measurable functions is studied by means of two types of absolute continuity of fuzzy measures, i.e., strong absolute continuity of Type I, and Type VI.
Jun Li
doaj   +1 more source

Relaxation methods for optimal control problems [PDF]

open access: yesBulletin of Mathematical Sciences, 2020
We consider a nonlinear optimal control problem with dynamics described by a differential inclusion involving a maximal monotone map A : ℝN → 2ℝN. We do not assume that D(A) = ℝN, incorporating in this way systems with unilateral constraints in our ...
Nikolaos S. Papageorgiou   +2 more
doaj   +1 more source

Monotonic mean-deviation risk measures

open access: yes, 2023
Mean-deviation models, along with the existing theory of coherent risk measures, are well studied in the literature. In this paper, we characterize monotonic mean-deviation (risk) measures from a general mean-deviation model by applying a risk-weighting function to the deviation part.
Han, Xia, Wang, Ruodu, Wu, Qinyu
openaire   +2 more sources

Age‐Related Characteristics of SYT1‐Associated Neurodevelopmental Disorder

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objectives We describe the clinical manifestations and developmental abilities of individuals with SYT1‐associated neurodevelopmental disorder (Baker‐Gordon syndrome) from infancy to adulthood. We further describe the neuroradiological and electrophysiological characteristics of the condition at different ages, and explore the associations ...
Sam G. Norwitz   +3 more
wiley   +1 more source

Sharpness of some Hardy-type inequalities

open access: yesJournal of Inequalities and Applications, 2023
The current status concerning Hardy-type inequalities with sharp constants is presented and described in a unified convexity way. In particular, it is then natural to replace the Lebesgue measure dx with the Haar measure d x / x $dx/x$ .
Lars-Erik Persson   +2 more
doaj   +1 more source

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