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Analysis of<i>F</i>-contractions in function weighted metric spaces with an application

Zhenhua Ma, Awais Asif, Hassen Aydi, Sami Ullah Khan, Muhammad Arshad

2020Open Mathematics14 citationsDOIOpen Access PDF

Abstract

Abstract In this work, we show that the existence of fixed points of F- contraction mappings in function weighted metric spaces can be ensured without third condition <m:math xmlns:m="http://www.w3.org/1998/Math/MathML"><m:mo stretchy="false">(</m:mo><m:mi>F</m:mi><m:mn>3</m:mn><m:mo stretchy="false">)</m:mo></m:math> (F3) imposed on Wardowski function <m:math xmlns:m="http://www.w3.org/1998/Math/MathML"><m:mi>F</m:mi><m:mn>:(0, </m:mn><m:mi>∞</m:mi><m:mo stretchy="false">)</m:mo><m:mo>→</m:mo><m:mi>ℜ</m:mi></m:math> F\mathrm{:(0,\hspace{0.33em}}\infty )\to \Re . The present article investigates (common) fixed points of rational type F -contractions for single-valued mappings. The article employs Jleli and Samet’s perspective of a new generalization of a metric space, known as a function weighted metric space. The article imposes the contractive condition locally on the closed ball, as well as, globally on the whole space. The study provides two examples in support of the results. The presented theorems reveal some important corollaries. Moreover, the findings further show the usefulness of fixed point theorems in dynamic programming, which is widely used in optimization and computer programming. Thus, the present study extends and generalizes related previous results in the literature in an empirical perspective.

Topics & Concepts

MathematicsMetric spaceBall (mathematics)Fixed pointType (biology)CombinatoricsDiscrete mathematicsMathematical analysisBiologyEcologyFixed Point Theorems Analysis