Results 91 to 100 of about 12,815 (241)

Fixed Point of Almost Contraction in b-Metric Spaces

open access: yesJournal of Mathematics, 2020
In this paper, we introduce a generalized multivalued (α, L)-almost contraction in the b-metric space. Furthermore, we prove the existence and uniqueness of the fixed point for a specific mapping.
Maryam Iqbal   +3 more
doaj   +1 more source

Iterative Algorithms with Variable Coefficients for Multivalued Generalized -Hemicontractive Mappings without Generalized Lipschitz Assumption

open access: yesFixed Point Theory and Applications, 2011
We introduce and study some new Ishikawa-type iterative algorithms with variable coefficients for multivalued generalized -hemicontractive mappings.
Ge Ci-Shui
doaj  

Convergence of a Viscosity Iterative Method for Multivalued Nonself-Mappings in Banach Spaces

open access: yesAbstract and Applied Analysis, 2013
Let be a reflexive Banach space having a weakly sequentially continuous duality mapping with gauge function , a nonempty closed convex subset of , and a multivalued nonself-mapping such that is nonexpansive, where .
Jong Soo Jung
doaj   +1 more source

Fixed points and continuity for multivalued mappings

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 1992
Many of the contractive definitions do not require continuity of the map. However, in a previous paper the second author has shown in [1] that, in most cases, the function is continuous at a fixed point.
Troy Hicks, B. E. Rhoades
doaj   +1 more source

Strong and Δ Convergence Theorems for Multivalued Mappings in CAT(0) Spaces

open access: yesJournal of Inequalities and Applications, 2009
We show strong and Δ convergence for Mann iteration of a multivalued nonexpansive mapping whose domain is a nonempty closed convex subset of a CAT(0) space.
W. Laowang, B. Panyanak
doaj   +1 more source

Existence Solutions of Vector Equilibrium Problems and Fixed Point of Multivalued Mappings

open access: yesAbstract and Applied Analysis, 2013
Let K be a nonempty compact convex subset of a topological vector space. In this paper-sufficient conditions are given for the existence of x∈K such that F(T)∩VEP(F)≠∅, where F(T) is the set of all fixed points of the multivalued mapping T and VEP(F) is ...
Kanokwan Sitthithakerngkiet   +1 more
doaj   +1 more source

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