Results 21 to 30 of about 47,746 (252)

Characterization of Banach Lattices in Terms of Quasi-Interior Points

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 2013
In terms of quasi-interior points, criteria that a Banach lattice has order continuous norm or is an -space with a unit are given. For example, if is Dedekind complete and has a weak order unit, then has order continuous norm if and only if the set of
Egor A. Alekhno
doaj   +1 more source

A Piecewise Linear Programming Algorithm for Sparse Signal Reconstruction

open access: yesTsinghua Science and Technology, 2017
In order to recover a signal from its compressive measurements, the compressed sensing theory seeks the sparsest signal that agrees with the measurements, which is actually an l0 norm minimization problem.
Kuangyu Liu   +3 more
doaj   +1 more source

Asymptotic behavior for a quasi-autonomous gradient system of expansive type governed by a quasiconvex function

open access: yesElectronic Journal of Differential Equations, 2021
We consider the quasi-autonomous first-order gradient system $$\displaylines{ \dot{u}(t)=\nabla\phi(u(t))+f(t),\quad t\in [0,+\infty)\cr u(0)=x_0\in H, }$$ where \(\phi:H\to\mathbb{R}\) is a differentiable quasiconvex function such that \(\nabla\phi ...
Behzad Djafari Rouhani   +1 more
doaj   +1 more source

Harmonizing Dominance: Exploring the Order McShane and the Order Weak-McShane Integrals in Banach Lattices

open access: yesAlbanian Journal of Natural and Technical Sciences, 2023
It is widely recognized that the McShane integral of real-valued functions, a Riemann-type integral, is equivalent to the Lebesgue integral. Building on this foundational equivalence, McShane's unique approach to Lebesgue's integration theory has since ...
Mimoza Shkëmbi, John Shkëmbi
doaj   +1 more source

Statistical Ergodic Theorem in Symmetric Spaces for Infinite Measures

open access: yesСовременная математика: Фундаментальные направления, 2021
Let (Ω,μ) be a measurable space with σ -finite continuous measure, μ(Ω)=∞. A linear operator T:L1(Ω)+L∞(Ω)→L1(Ω)+L∞(Ω) is called the Dunford-Schwartz operator if ||T(f)||1||f||1 (respectively, ||T(f)||∞||f||∞) for all f∈L1(Ω) (respectively, f∈L∞(Ω)). {Tt}
A. S. Veksler, V. I. Chilin
doaj   +1 more source

Complexity theory for spaces of integrable functions [PDF]

open access: yesLogical Methods in Computer Science, 2017
This paper investigates second-order representations in the sense of Kawamura and Cook for spaces of integrable functions that regularly show up in analysis. It builds upon prior work about the space of continuous functions on the unit interval: Kawamura
Florian Steinberg
doaj   +1 more source

PDα-type iterative learning control with initial state learning for fractional-order systems

open access: yesXibei Gongye Daxue Xuebao, 2021
In order to eliminate the influence of the arbitrary initial state on the systems, open-loop and open-close-loop PDα-type fractional-order iterative learning control (FOILC) algorithms with initial state learning are proposed for a class of fractional ...

doaj   +1 more source

Fractional order PDα-type ILC for linear continuous time-delay switched system with disturbance measurement and uncertainties noise [PDF]

open access: yesJournal of Hyperstructures
This study investigates the efficacy of a novel PDα-type fractional-order iterative learning control (FOILC) approach for a class of fractional-order linear continuous-time delaying switched systems.
Omprakash Dewangan
doaj   +1 more source

A characterization of norm continuity of propagators for second order abstract differential equations

open access: yesComputers & Mathematics with Applications, 1998
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Liang, Jin, Xiao, Tijun
openaire   +1 more source

Pediatric Idiopathic Multicentric Castleman Disease Is Often Severe But Responsive to Siltuximab

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Idiopathic multicentric Castleman disease (iMCD) is a potentially fatal immunologic disorder marked by widespread lymphadenopathy and inflammation. Siltuximab, an interleukin‐6 (IL‐6) inhibitor, is the only FDA‐approved treatment for adult patients with iMCD.
Bridget Austin   +17 more
wiley   +1 more source

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