Results 1 to 10 of about 5,160 (110)

Fixed points for multivalued contractions on a metric space [PDF]

open access: yesSurveys in Mathematics and its Applications, 2010
The purpose of this paper is to prove a fixed point theorem for multivalued operators and a fixed point theorem for multivalued weakly Picard operators in the terms of τ -distance.
Liliana Guran
doaj   +2 more sources

Picard-Jungck Operator for a Pair of Mappings and Simulation Type Functions

open access: yesMathematics, 2019
In this manuscript, we propose a new class of Picard-Jungck operators for a pair of mappings on complete metric spaces by taking into account of the C G -simulation function. Also, some new results for the existence of such operators for a pair of
Sumit Chandok   +3 more
doaj   +3 more sources

Iterates of a modified Bernstein type operator

open access: yesJournal of Numerical Analysis and Approximation Theory, 2019
Using the weakly Picard operators technique and the contraction principle, we study the convergence of the iterates of some modified Bernstein type operators.
Teodora Catinas
doaj   +7 more sources

The influence of theta-function to the class of MWP operators [PDF]

open access: yesMathematica Moravica, 2020
In this work, taking into account the theta-function, we present a general class of multivalued weakly Picard operators on complete metric space. We also provide an example showing that it includes some earlier classes as properly.
Altun Ishak, Durmaz Gonca
doaj   +1 more source

Dynamics and Ulam Stability for Fractional q-Difference Inclusions via Picard Operators Theory

open access: yesAnalele Stiintifice ale Universitatii Ovidius Constanta: Seria Matematica, 2021
In this manuscript, by using weakly Picard operators we investigate the Ulam type stability of fractional q-difference An illustrative example is given in the last section.
Abbas Saïd   +2 more
doaj   +1 more source

Iterates of q-Bernstein operators on triangular domain with all curved sides

open access: yesDemonstratio Mathematica, 2022
In this article, Phillips-type Bernstein operators (ℬm,qtF)(t,s)({{\mathcal{ {\mathcal B} }}}_{m,q}^{t}F)\left(t,s) and (ℬn,qsF)(t,s)({{\mathcal{ {\mathcal B} }}}_{n,q}^{s}F)\left(t,s), their products, and Boolean sum based on q-integer have been studied
Iliyas Mohammad   +4 more
doaj   +1 more source

Data Dependence, Strict Fixed Point Results, and Well-Posedness of Multivalued Weakly Picard Operators

open access: yesJournal of Mathematics, 2021
In this paper, we introduce the notion of s,r-contractive multivalued weakly Picard operators via simulation functions, named as Zs,r-contractions. We present some related fixed point theorems.
Azhar Hussain   +3 more
doaj   +1 more source

Fixed Point Results for Frum-Ketkov Type Contractions in b-Metric Spaces

open access: yesAxioms, 2021
The purpose of this paper is to present some fixed point results for Frum-Ketkov type operators in complete b-metric spaces.
Cristian Chifu   +2 more
doaj   +1 more source

On the homogenization of partial integro-differential-algebraic equations [PDF]

open access: yes, 2016
We present a Hilbert space perspective to homogenization of standard linear evolutionary boundary value problems in mathematical physics and provide a unified treatment for (non-)periodic homogenization problems in thermodynamics, elasticity, electro ...
Waurick, Marcus
core   +2 more sources

The Theory of Reich's Fixed Point Theorem for Multivalued Operators

open access: yesFixed Point Theory and Applications, 2010
The purpose of this paper is to present a theory of Reich's fixed point theorem for multivalued operators in terms of fixed points, strict fixed points, multivalued weakly Picard operators, multivalued Picard operators, data dependence of the fixed ...
Tania Lazăr   +3 more
doaj   +1 more source

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