Results 91 to 100 of about 115,159 (298)

Common Fixed Points of Weakly Contractive and Strongly Expansive Mappings in Topological Spaces

open access: yesJournal of Inequalities and Applications, 2010
Using the notion of weakly -contractive mappings, we prove several new common fixed point theorems for commuting as well as noncommuting mappings on a topological space X.
Hussain N, Khan AR, Shah MH
doaj  

Commutativity preserving maps

open access: yesLinear Algebra and its Applications, 2008
This is a well-written paper devoted to the problem of characterizing maps preserving commutativity, one of the most studied linear preserver problems. Let \({\mathcal A}\) and \({\mathcal B}\) be two (associative) algebras over a field \({\mathbb F}\).
openaire   +1 more source

P A COMMON FIXED POINTS OF R-WEAKLY COMMUTING MAPPINGS AND ITS VARIANTS FOR MULTIPLICATIVE EXPANSIVE MAPPINGS

open access: yes, 2016
: In this paper, we introduce the notions of R-weakly commuting and its variants for multiplicative expansive mappings in multiplicative metric spaces and prove common fixed point theorems for these mappings.

core  

The Association Between Parental Food Intake and Loss of Control Eating in Children: An Experimental Test Meal Study

open access: yesInternational Journal of Eating Disorders, EarlyView.
ABSTRACT Objective Loss of control (LOC) eating in children is prospectively associated with excessive weight gain and elevated psychopathology. Parental LOC eating and negative mood in children have been linked to child LOC eating; however, objective evidence on parent–child concordance in energy intake and sense of LOC over eating, particularly in ...
Sarah Maria Luise Thorwarth   +2 more
wiley   +1 more source

A Comprehensive Review of Fault‐Current Limiter Technologies for Smart and Resilient Power Systems

open access: yesEnergy Science &Engineering, EarlyView.
This review compares superconducting, solid‐state, and hybrid fault‐current limiters (FCLs) for modern alternating current, direct current, and hybrid grids. It shows that optimal FCL selection depends on fault characteristics, network configuration, voltage level, protection coordination, and resilience requirements rather than on a universally ...
Abdelrahman Farghly   +5 more
wiley   +1 more source

Existence and convergence of commutative mappings on some results of fixed point theory in a class of generalized non-expansive mappings

open access: yes, 2022
In this paper, we introduce a commutative mappings satisfying the class of generalized non-expansive mappings which is wider than the class of mappings satisfying the condition (C), so called Condition B gamma, mu.
Tadesse, Gezahegn Anberber
core   +1 more source

Commuting and Centralizing Mappings in Prime Rings [PDF]

open access: yesProceedings of the American Mathematical Society, 1990
Let R R be a ring. A mapping
openaire   +3 more sources

Who is a responsible woman? Understanding the scope and characteristics of responsible womanhood amongst women in Karachi

open access: yesFeminist Anthropology, EarlyView.
Abstract In this paper, we will construct and analyze intersecting definitions of womanhood among middle‐class women living in Karachi, Pakistan. Women are agents of their lives and are not passive voices. In this paper, we present narratives of women who resist “societal” narratives of womanhood to live a life of their choosing.
Urooba Ahmed Fatima   +7 more
wiley   +1 more source

Common best proximity points for proximally commuting mappings in non-archimedean PM-spaces

open access: yes, 2016
In this paper, we prove new common best proximity point theorems for proximally commuting mappings in complete non-Archimedean PM-spaces. Our results generalized the recent results of S.
Yang, Young Oh   +3 more
core  

Coincidence and fixed points of nonlinear Hybrid contractions

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 1989
In this Der, we show the existence of solutions of functional equations fx∈sx∩tx and x=fx∈sx∩Tx under certain contraction and asymptotic regularity conditions, where f, S and T are single-valued and multl-valued mappings on a metric space, respectively ...
Shyam Lal Singh, Ki Sik Ha, Yeol Je Cho
doaj   +1 more source

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