نتایج جستجو برای: generalized psi contractions

تعداد نتایج: 196605  

Journal: :Proceedings of the American Mathematical Society 1974

Journal: :Journal of Mathematics 2021

In this study, we introduce a property (P) and the generalized interpolative contractions of types I, II, III, IV. We investigate certain conditions for existence fixed points contractions. derive several new results from main theorems. As an application, resolve Urysohn integral equation.

Journal: :International Journal of Mathematics and Mathematical Sciences 2012

Journal: :Journal of Inequalities and Applications 2023

Abstract In this paper, using the notion of w -distance in metric spaces, we introduce two types nonlinear contractions, $(\iota ,\psi ,\varphi ,\phi ,p)$ ( ι , ψ φ ϕ p ) and rational- , \var...

Journal: :caspian journal of mathematical sciences 0
m. ozturk sakarya university,department of mathematics, 54187, sakarya, turkey e. girgin sakarya university,department of mathematics, 54187, sakarya, turkey

jachymski [ proc. amer. math. soc., 136 (2008), 1359-1373] gave modified version of a banach fixed point theorem on a metric space endowed with a graph. in the present paper, (g, φ)-graphic contractions have been de ned by using a comparison function and studied the existence of fixed points. also, hardy-rogers g-contraction have been introduced and some fixed point theorems have been proved. s...

Journal: :international journal of mathematical modelling and computations 0
elhamma mohamed hind lahlai radouan daher

in this paper‎, ‎using a generalized dunkl translation operator‎, ‎we obtain a generalization of titchmarsh's theorem for the dunkl transform for functions satisfying the$(psi,p)$-lipschitz dunkl condition in the space $mathrm{l}_{p,alpha}=mathrm{l}^{p}(mathbb{r},|x|^{2alpha+1}dx)$‎, ‎where $alpha>-frac{1}{2}$.

Journal: :Demonstratio Mathematica 2023

Abstract The aim of this article is to introduce α \alpha - ψ \psi -proximal contraction in the setting ℱ -metric space and prove existence best proximity points for these contractions. As applications our main results, we obtain coupled on equipped with an arbitrary binary relation.

2010
M. Frigon Tomonari Suzuki

We establish fixed point theorems for multivalued mappings defined on a closed subset of a complete metric space. We generalize Lim’s result on weakly inward contractions in a Banach space. We also generalize recent results of Azé and Corvellec, Maciejewski, and Uderzo for contractions and directional contractions. Finally, we present local fixed point theorems and continuation principles for g...

Journal: :The Journal of chemical physics 2008
Bill Poirier

In previous articles [B. Poirier J. Chem. Phys. 121, 4501 (2004); C. Trahan and B. Poirier, ibid. 124, 034115 (2006); 124, 034116 (2006); B. Poirier and G. Parlant, J. Phys. Chem. A 111, 10400 (2007)] a bipolar counterpropagating wave decomposition, psi = psi(+) + psi(-), was presented for stationary states psi of the one-dimensional Schrodinger equation, such that the components psi(+/-) appro...

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