Báo cáo hóa học: "Common fixed points of R-weakly commuting maps in generalized metric spaces" ppt

... 47H10. Keywords: common fixed point, generalized metric space 1. Introduction and Preliminaries The study of fixed points of mappings satisfying certain contractive conditions has been at the center of vigorous ... continuity and commutativity of any mappings involved therein. We also introduce the notation of a generalized probabilistic metric space and obtain common...

Ngày tải lên: 20/06/2014, 22:20

... list of author information is available at the end of the article Abstract In this paper, using the setting of a generalized metric space, a unique common fixed point of four R-weakly commuting maps ... as: Abbas et al.: Common fixed points of R-weakly commuting maps in generalized metric spaces. Fixed Point Theory and Applications 2011 2011:41. Abbas...

Ngày tải lên: 21/06/2014, 00:20

... Akuchu: Department of Mathematics, University of Nigeria, Nsukka, Nigeria E-mail address: akuchubg@yahoo.com COMMON FIXED POINTS OF A FINITE FAMILY OF ASYMPTOTICALLY PSEUDOCONTRACTIVE MAPS M. O. OSILIKE ... and in revised form 13 February 2004 Convergence theorems for approximation of common fixed points of a finite family of asymptotically pseudocontractive mappings are...

Ngày tải lên: 23/06/2014, 00:20

... strongly contractive maps and it i s contained in the class of nonexpansive maps. In [3–5], in fact, there is also the concept of the asymptotically weakly contractive mappings of the class C ψ . Definit ... nonexpansive mappings in the intermediate sense. The paper is organized in the following manner. In Section 2, we present characteris- tic inequalities from the standp...

Ngày tải lên: 22/06/2014, 22:20

... in partial metric fixed- point theory. The aims of this paper is to establish coincidence and common fixed- point theorems in ordered partial metric spaces with a function  satisfying the condition ... are mappings of X into itself. One says F is g-non-decreasing if for x, y Î X, we have g x  gy ⇒ Fx  F y. We introduce the following definition. Definition 2.3 Let (X, p) be a...

Ngày tải lên: 20/06/2014, 22:20

... Rdist( fx,[q,Tx]). It is well-known that commuting maps are R-subweakly commuting maps and R-subweakly commuting maps are R-weakly commuting but not conversely in general (see [16, 17]). AsetM is ... R-subweakly commuting generalized I-nonexpansive maps on nonstarshaped domain in the setting of locally bounded topological vector spaces, locally convex topological v...

Ngày tải lên: 22/06/2014, 22:20

... percentage of cells in S phase and increased the percentage of cells in the G0/G1 phase, indicating a cell cycle arrest at the G1-S checkpoint. The percentage of cells in G0/G1 phase increases in a ... 9 of 10 lates with inhibition of phosphorylation of the Rb protein, therefore causing G0/G1 cell cycle arrest and inhibition of cellular proliferation. We analyzed the ab...

Ngày tải lên: 20/06/2014, 07:20

... Applications 2011, 2011:17 http://www.journalofinequalitiesandapplications.com/content/2011/1/17 Page 11 of 11 and so, by interchanging role of x, y in the preceding inequality,   F o 3 (y + x)+F o 3 (y ... then |a + b|=|b|. In a non-Archimedean field, the triangle inequality is satisfied and so a metric is defined. But an interesting inequality cha nges the usual Archimedean sens...

Ngày tải lên: 21/06/2014, 02:20

... rong@hit.edu.cn; qicongkevin@163.com 1 School of Energy Science & Engineering, Harbin Institute of Technology, Harbin 150001, China Full list of author information is available at the end of the article He ... overseas Chinese scholars, and the Key Laboratory Opening Funding (HIT.KLOF.2009039). Author details 1 School of Energy Science & Engineering, Harbin Institute of Te...

Ngày tải lên: 21/06/2014, 05:20

... 34B15. Keywords: ordered metric spaces, nonlinear contraction, fixed point, coincidence point, coincidence fixed point, partially ordered set, altering distance function 1. Introduction and Preliminaries Generalization ... for a pair of weakly increasing mappings with respect to another map. The aim of this article is to study new coincidence point theo rems for a pair of weakly d...

Ngày tải lên: 20/06/2014, 22:20