Results 1 to 10 of about 530 (201)

Metric domains, holomorphic mappings and nonlinear semigroups

open access: yesAbstract and Applied Analysis, 1998
We study nonlinear semigroups of holomorphic mappings on certain domains in complex Banach spaces. We examine, in particular, their differentiability and their representations by exponential and other product formulas.
Simeon Reich, David Shoikhet
doaj   +2 more sources

On Uniformly Generalized Lipschitzian Mappings [PDF]

open access: yesFixed Point Theory and Applications, 2010
We consider another class of generalized Lipschitzian type mappings and utilize the same to prove fixed point theorems for asymptotically regular and uniformly generalized Lipschitzian one-parameter semigroups of self-mappings defined on bounded metric ...
Ahmed H. Soliman, M. Imdad
doaj   +4 more sources

Attractors of Compactly Generated Semigroups of Regular Polynomial Mappings [PDF]

open access: yesComplexity, 2018
We investigate the metric space of pluriregular sets as well as the contractions on that space induced by infinite compact families of proper polynomial mappings of several complex variables.
Azza Alghamdi   +2 more
doaj   +2 more sources

Fixed point properties for semigroups of nonlinear mappings and amenability

open access: yesJournal of Functional Analysis, 2012
In this paper we study fixed point properties for semitopological semigroup of nonexpansive mappings on a bounded closed convex subset of a Banach space. We also study a Schauder fixed point property for a semitopological semigroup of continuous mappings
Yong Zhang
exaly   +2 more sources

Common Solutions of Generalized Mixed Equilibrium Problems, Variational Inclusions, and Common Fixed Points for Nonexpansive Semigroups and Strictly Pseudocontractive Mappings [PDF]

open access: yesJournal of Applied Mathematics, 2011
We introduce a new iterative scheme by shrinking projection method for finding a common element of the set of solutions of generalized mixed equilibrium problems, the set of common solutions of variational inclusion problems with set-valued maximal ...
Poom Kumam   +2 more
doaj   +2 more sources

Fixed point properties for semigroups of nonexpansive mappings on convex sets in dual Banach spaces

open access: yesAnnales Universitatis Paedagogicae Cracoviensis: Studia Mathematica, 2018
It has been a long-standing problem posed by the first author in a conference in Marseille in 1990 to characterize semitopological semigroups which have common fixed point property when acting on a nonempty weak* compact convex subset of a dual Banach ...
Anthony To-Ming Lau, Yong Zhang
doaj   +3 more sources

Fixed point property for nonexpansive mappings and nonexpansive semigroups on the unit disk

open access: yesRevista Integración, 2015
For closed convex subsets D of a Banach spaces, in 2009, Tomonari Suzuki [11] proved that the fixed point property (FPP) for nonexpansive mappings and the FPP for nonexpansive semigroups are equivalent.
Luis Benítez-Babilonia
doaj   +2 more sources

Strong convergence theorem for amenable semigroups of nonexpansive mappings and variational inequalities

open access: yesFixed Point Theory and Applications, 2011
In this paper, using strongly monotone and lipschitzian operator, we introduce a general iterative process for finding a common fixed point of a semigroup of nonexpansive mappings, with respect to strongly left regular sequence of means defined on an ...
Piri Hossein, Badali Ali
doaj   +2 more sources

Characterizing some regularities of ordered semigroups by their anti-hybrid ideals [PDF]

open access: yesSongklanakarin Journal of Science and Technology (SJST), 2022
We focus on mappings called hybrid structures. A hybrid structure can be regarded as a combination of a soft set and a fuzzy set. Therefore, with the help of the products of union softs sets and fuzzy sets, we can define a new product of hybrid ...
Krittika Linesawat, Somsak Lekkoksung
doaj   +1 more source

Elementary definability of the class of universal hypergraphic automata in the class of semigroups [PDF]

open access: yesИзвестия Саратовского университета. Новая серия: Математика. Механика. Информатика, 2022
Hypergraphic automata are automata, state sets and output symbol sets of which are hypergraphs, being invariant under actions of transition and output functions. Universally attracting objects in the category of hypergraphic automata are called universal
Molchanov, Vladimir Aleksandrovich   +1 more
doaj   +1 more source

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