Results 31 to 40 of about 5,492 (256)

Banach Contraction Principle and Meir–Keeler Type of Fixed Point Theorems for Pre-Metric Spaces

open access: yesAxioms, 2021
The fixed point theorems in so-called pre-metric spaces is investigated in this paper. The main issue in the pre-metric space is that the symmetric condition is not assumed to be satisfied, which can result in four different forms of triangle ...
Hsien-Chung Wu
doaj   +1 more source

Symplectic triangle inequality [PDF]

open access: yesProceedings of the American Mathematical Society, 2020
We prove a non-squeezing result for Lagrangian embeddings of the real projective plane into blow-ups of the symplectic ball.
Shevchishin, Vsevolod, Smirnov, Gleb
openaire   +3 more sources

Border harm and affective injustice: The politics of anger at the Melilla border, Spain

open access: yesAmerican Journal of Community Psychology, EarlyView.
Abstract This article examines protests in a detention center in Melilla, Spain—a site where structural violence intersects with the everyday harms of confinement. Adopting a justice and dignity‐centered perspective, we analyze grassroots forms of resistance emerging at the border. The study focuses on the protests of Tunisian migrants and explores the
Corina Tulbure
wiley   +1 more source

Reverse of the Triangle Inequality in Hilbert C*-Modules

open access: yesInternational Journal of Analysis and Applications, 2015
In this paper we prove the reverse of triangle inequality via Selberg's  inequalities in the framework of Hilbert  C*-modules.
Nordine Bounader   +2 more
doaj   +2 more sources

Geometric approaches to establish the fundamentals of Lorentz spaces $\mathbb{R}_2^3$ and $\mathbb{R}_1^2$ [PDF]

open access: yesMathematica Bohemica
The aim of this paper is to investigate the orthogonality of vectors to each other and the Gram-Schmidt method in the Minkowski space $\mathbb{R}_2^3$.
Sevilay Çoruh Şenocak, Salim Yüce
doaj   +1 more source

Split Rank of Triangle and Quadrilateral Inequalities [PDF]

open access: yesMathematics of Operations Research, 2011
A simple relaxation consisting of two rows of a simplex tableau is a mixed-integer set with two equations, two free integer variables, and nonnegative continuous variables. Recently, Andersen et al. and Cornuéjols and Margot showed that the facet-defining inequalities of this set are either split cuts or intersection cuts obtained from lattice-free ...
Santanu S. Dey, Quentin Louveaux
openaire   +3 more sources

Negotiating contested spaces and places: Narratives of social suffering and resistance in racialized Cape Town communities

open access: yesAmerican Journal of Community Psychology, EarlyView.
Abstract This study employs a schizocartographic approach to explore community narratives of space, memory, and violence in Kraaifontein, Cape Town. Through participants' accounts, ordinary places—gardens, shops, blocks, sports grounds, and streets—emerge as ambivalent geographies where trauma, resilience, and belonging intersect.
Guido Veronese   +2 more
wiley   +1 more source

ECONOMIC GROWTH, INEQUALITY AND POVERTY: POLICY ISSUES AND CHALLENGES [PDF]

open access: yesეკონომიკური პროფილი
Economic growth, inequality and poverty are closely linked. Although economic growth can contribute to the increase in general well-being, increasing inequality often reduces the effectiveness of economic progress and increases the level of poverty ...
Tengiz Verulava
doaj   +1 more source

Essential, Yet Precarious, Mistreated, Sick and Medicalized: A Sequential Explanatory Mixed‐Methods Study on Homecare Aides in Spain

open access: yesAmerican Journal of Industrial Medicine, EarlyView.
ABSTRACT Background Homecare aides (HCAs) are professional non‐family caregivers, who support dependent individuals to live at home with dignity; yet in Spain they remain understudied and vulnerable, often facing precarious working conditions. We aimed to characterize HCAs’ employment, living conditions, health, and exposure to workplace violence and ...
Albert Navarro‐Giné   +6 more
wiley   +1 more source

Intensified Manufactured Non‐Belonging: Working Holiday Makers in Australia During the COVID‐19 Pandemic

open access: yesAustralian Journal of Social Issues, EarlyView.
ABSTRACT Nations manufacture non‐belonging of temporary migrants through policy frameworks that produce exclusion. This precarity maximises the economic benefit of temporary migrant labour by minimising their political, social and legal rights. In this paper, we examine how non‐belonging targeting Working Holiday Makers (WHMs) is manufactured in ...
Donna James, Alanna Kamp
wiley   +1 more source

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