Results 71 to 80 of about 692,591 (225)

Stochastic integration with respect to cylindrical Lévy processes in Hilbert spaces

open access: yesJournal of the London Mathematical Society, Volume 112, Issue 3, September 2025.
Abstract In this work, we present a comprehensive theory of stochastic integration with respect to arbitrary cylindrical Lévy processes in Hilbert spaces. As cylindrical Lévy processes do not enjoy a semimartingale decomposition, our approach relies on an alternative approach to stochastic integration by decoupled tangent sequences.
Gergely Bodó, Markus Riedle
wiley   +1 more source

The robust Orlicz risk with an application to the green photovoltaic power generation

open access: yesAsian Journal of Control, Volume 27, Issue 4, Page 1655-1667, July 2025.
Abstract We propose a novel recursive utility for controlling stochastic processes under risk and uncertainty. Our formulation uses a robustified Orlicz risk that can evaluate risk and uncertainty simultaneously. We focus on the control problem of a photovoltaic power generation system that supplies excess electricity for the secondary purpose of ...
Hidekazu Yoshioka, Motoh Tsujimura
wiley   +1 more source

Orlicz-Lorentz Spaces [PDF]

open access: yes, 2011
The purpose of this article is to summerize some recent results of the author about Orlicz-Lorentz spaces - function spaces that provide a common generalization of Orlicz spaces and Lorentz ...
Montgomery-Smith, Stephen, 1963-
core  

Contractive projections in Orlicz sequence spaces

open access: yesAbstract and Applied Analysis, 2004
We characterize norm-one complemented subspaces of Orlicz sequence spaces ℓM equipped with either Luxemburg or Orlicz norm, provided that the Orlicz function M is sufficiently smooth and sufficiently different from the square function.
Beata Randrianantoanina
doaj   +1 more source

Boyd indices of Orlicz-Lorentz spaces [PDF]

open access: yes, 2011
The final version of this paper appears in: Jarosz, K., ed. "Function Spaces, The Second Conference." New York: Marcel Dekker, 1995. Print.Orlicz-Lorentz spaces provide a common generalization of Orlicz spaces and Lorentz spaces.
Montgomery-Smith, Stephen, 1963-
core  

Optimality of embeddings in Orlicz spaces

open access: yesMathematische Nachrichten, Volume 298, Issue 7, Page 2380-2400, July 2025.
Abstract Working with function spaces in various branches of mathematical analysis introduces optimality problems, where the question of choosing a function space both accessible and expressive becomes a nontrivial exercise. A good middle ground is provided by Orlicz spaces, parameterized by a single Young function and thus accessible, yet expansive ...
Tomáš Beránek
wiley   +1 more source

Some Seminormed Difference Sequence Spaces over -Normed Spaces Defined by a Musielak-Orlicz Function of Order

open access: yes, 2018
We first define the notion of lacunary statistical convergence of order , and taking this notion into consideration, we introduce some seminormed difference sequence spaces over -normed spaces with the help of Musielak-Orlicz function of order .
S. A. Mohiuddine   +2 more
semanticscholar   +1 more source

The De Giorgi method for local and nonlocal systems

open access: yesJournal of the London Mathematical Society, Volume 112, Issue 1, July 2025.
Abstract We extend the De Giorgi iteration technique to the vectorial setting. For this we replace the usual scalar truncation operator by a vectorial shortening operator. As an application, we prove local boundedness for local and nonlocal nonlinear systems.
Linus Behn   +3 more
wiley   +1 more source

Global second‐order estimates in anisotropic elliptic problems

open access: yesProceedings of the London Mathematical Society, Volume 130, Issue 3, March 2025.
Abstract This work deals with boundary value problems for second‐order nonlinear elliptic equations in divergence form, which emerge as Euler–Lagrange equations of integral functionals of the Calculus of Variations built upon possibly anisotropic norms of the gradient of trial functions.
Carlo Alberto Antonini   +4 more
wiley   +1 more source

Strongly Almost Lacunary -Convergent Sequences

open access: yesAbstract and Applied Analysis, 2013
We study some new strongly almost lacunary -convergent generalized difference sequence spaces defined by an Orlicz function. We give also some inclusion relations related to these sequence spaces.
Adem Kılıçman, Stuti Borgohain
doaj   +1 more source

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