Results 21 to 30 of about 23,228 (258)

Economic Growth and the Optimal Size of the Public sector in Jordan [PDF]

open access: yesFinancial Markets, Institutions and Risks, 2020
The relationship between the size of public sector and the rate of economic growth has been widely examined empirically in different countries. Most applied studies confirmed the validity of the inverse relationship between the increasing role of the ...
Jameel A. Aljaloudi, Taleb A. Warrad
doaj   +1 more source

Validation of CHA2DS2 VASc Score Predictability of Stroke and Systemic Embolization in a Middle Eastern Population with AF: The Jordan Atrial Fibrillation (JoFib) Study

open access: yesVascular Health and Risk Management, 2023
Rasheed Ibdah,1,* Omar Obeidat,1,* Yousef Khader,2 Jowan Al-Nusair,1 Obada Abusurrah,1 Abedallah Obeidat,1 Ali Obeidat,1 Sukaina Rawashdeh,1 Nasr Alrabadi,3 Abdelrahman F Obiedat,4 Naseem N Alnadi,4 Ayman Hammoudeh4 1Division of Cardiology ...
Ibdah R   +11 more
doaj  

Good coverings of proximal Alexandrov spaces. Path cycles in the extension of the Mitsuishi-Yamaguchi good covering and Jordan Curve Theorems

open access: yesApplied General Topology, 2023
This paper introduces proximal path cycles, which lead to the main results in this paper, namely, extensions of the Mitsuishi-Yamaguchi Good Coverning Theorem with different forms of Tanaka good cover of an Alexandrov space equipped with a proximity ...
James Francis Peters, Tane Vergili
doaj   +1 more source

Simple closed curves contained in ε-boundaries of planar sets

open access: yesApplied General Topology
The ε-boundary of a set A ⊆ R2 is the set { p ∈ R2 : ρ(p,A) = ε } , where ρ is the Euclidean distance. We prove that if A,B ⊆ R2 are nonempty, connected sets, A is bounded, and 0< ε < ρ(A,B), then the ε-boundary of A contains a simple closed curve (aka a
Mikhail Patrakeev, Aleksei Volkov
doaj   +1 more source

On reflections in Jordan curves [PDF]

open access: yesConformal Geometry and Dynamics of the American Mathematical Society, 2007
A purely geometric method for constructing reflections in Jordan curves on the Riemann sphere based on hyperbolic geodesics is introduced. It is then possible to investigate the relations between the geometry of a Jordan domain D D and the properties of the reflection by studying properties of hyperbolic geodesics.
openaire   +1 more source

On Contractible J-Saces

open access: yesIbn Al-Haitham Journal for Pure and Applied Sciences, 2018
Jordan  curve  theorem  is  one  of  the  classical  theorems  of  mathematics, it states  the  following :  If    is a graph of  a  simple  closed curve  in  the complex plane the complement  of   is the union of  two regions,  being the common ...
Narjis A. Dawood, Suaad G. Gasim
doaj   +1 more source

Connectivity with respect to α-discrete closure operators

open access: yesOpen Mathematics, 2022
We discuss certain closure operators that generalize the Alexandroff topologies. Such a closure operator is defined for every ordinal α>0\alpha \gt 0 in such a way that the closure of a set AA is given by closures of certain α\alpha -indexed sequences ...
Šlapal Josef
doaj   +1 more source

On the approximate solution of nonlinear singular integral equations with positive index

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 1996
This paper is devoted to investigating a class of nonlinear singular integral equations with a positive index on a simple closed smooth Jordan curve by the collocation method.
S. M. Amer
doaj   +1 more source

The Role of Shape Commensurability in Chirality Transfer: Gold Nanoshape Solutes in a Discotic Nematic Liquid Crystal Solvent

open access: yesAngewandte Chemie, EarlyView.
We report on a suitable approach to predict the chirality “strength” and efficacy of chirality transfer from chiral nanoshape solutes to an achiral discotic nematic (ND) liquid crystal solvent. Highly efficacious chirality transfer based on shape commensurability between nanoshape solute (in the form of gold nanodiscs, GNDs) and a ND solvent was ...
Gourab Acharjee   +10 more
wiley   +2 more sources

Electroencephalographic Normalization as a Biomarker of Clinical Recovery in Down Syndrome Regression Disorder

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Down syndrome regression disorder is a syndrome characterized by subacute loss of cognitive, behavioral, and functional abilities in individuals with Down syndrome. Electroencephalography abnormalities are frequently observed during evaluation, but it remains unclear whether these findings represent a dynamic marker of disease ...
Jonathan D. Santoro   +14 more
wiley   +1 more source

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