Báo cáo toán học: " Common fixed points and best approximations in locally convex spaces" potx

... as: Włodarczyk and Plebaniak: Kannan-type contractions and fixed points in uniform spaces. Fixed Point Theory and Applications 2011 2011:90. Submit your manuscript to a journal and benefi t from: 7 ... 2011:90 http://www.fixedpointtheoryandapplications.com/content/2011/1/90 Page 14 of 24 RESEARCH Open Access Kannan-type contractions and fixed points in unifo...

Ngày tải lên: 20/06/2014, 21:20

... via common fixed point theorems. 2000 MSC 41A65; 46A03; 47H10; 54H25. Keywords: best approximations, common fixed points, locally convex spaces, R-sub- commuting maps, R-weakly commuting. 1. Introduction ... article as: Al-Mezel: Common fixed points and best approximations in locally convex spaces. Fixed Point Theory and Applications 2011 2011:99. Submit...

Ngày tải lên: 20/06/2014, 21:20

... article as: Al-Mezel: Common fixed points and best approximations in locally convex spaces. Fixed Point Theory and Applications 2011 2011:99. Submit your manuscript to a journal and benefi t from: 7 ... a locally convex space. In this section, we show that the problem concerning the existence of common fixed points of R-subcommuting maps on sets not necessa...

Ngày tải lên: 20/06/2014, 21:20

... 47H10. Keywords: coupled coincidence point, common coupled fixed point, weakly compa- tible maps, generalized metric space 1 Introduction and preliminaries The study of common fixed points of mappings satisfying ... is t o prove some common coupled coincidence and coupled fixed points results for mappings defined on a set equipped with two generalized S...

Ngày tải lên: 20/06/2014, 22:20

... Approximating fixed points of nonexpansive nonself mappings in CAT(0) spaces. Fixed Point Theory Appl. 367274, 11 (2010) 2. Garcia-Falset, J, Liorens-Fuster, E, Suzuki, T: Fixed point theory for a ... Shabani: Approximating fixed points for nonself mappings in CAT(0) spaces. Fixed Point Theory and Applications 2011 2011:65. Submit your manuscript to a jo...

Ngày tải lên: 20/06/2014, 22:20

... Sintunavarat and Kumam: Common fixed point theorems for generalized JH-operator classes and invariant approximations. Journal of Inequalities and Applications 2011 2011:67. Submit your manuscript to a journal ... and T. A point x Î M is called a common fixed point of f and T if x = fx = Tx.L etC(f, T), PC(f, T), and F(f, T) denote the sets of all coinciden...

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

... Abbas et al.: Common fixed point and invariant approximation in hyperbolic ordered metric spaces. Fixed Point Theory and Applications 2011 2011:25. Abbas et al. Fixed Point Theory and Applications ... study common fixed points of (i) four mappings on an ordered metric space (ii) ordered C q -commut- ing mappings in the frame work of hyperbolic or...

Ngày tải lên: 21/06/2014, 01:20

... [14–18], and Singh [19]. 2. Common fixed point and approximation results The following common fixed point result is a consequence of Theorem 1 of Berinde [2], which will be needed in the sequel. Theorem ... Fixed point theorems and invariant approximations, Journal of Approximation The- ory 56 (1989), no. 3, 241–244. [6] N. Hussain and A. R. Khan, Common fixed -po...

Ngày tải lên: 22/06/2014, 22:20

... Asymptotically pseudocontractive maps References [1] M.O.Osilike,S.C.Aniagbosor,andB.G.Akuchu ,Fixed points of asymptotically demicontrac- tive mappings in arbitrary Banach spaces, Panamer. Math. ... 2004 Convergence theorems for approximation of common fixed points of a finite family of asymptotically pseudocontractive mappings are proved in Banach spaces using an...

Ngày tải lên: 23/06/2014, 00:20

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Ngày tải lên: 05/08/2014, 15:20

... called the weight of e • it is d-equidistant, for some d > 0, i.e. the sum of the edges in the path from the root to every leaf is precisely d • the sum of the weights of all edges in the path ... we mean the s um of the weights of all the edges in that tree. Definition 2.6. The vector D(m, T ) is called the m-dissimilarity vector of T . The s...

Ngày tải lên: 08/08/2014, 01:20

... 125 of squamous cell cervical carcinomas FIGO stage IB, respectively. This is in line with our previous study identifying EphA2 and EphrinA-1 in 88% and 92% of squamous cell cervical carcinomas ... 2008.06.05 By using immunohistochemistry we investigated the expression of EphA2 and EphrinA-1 in 217 early squamous cell cervical carcinomas...

Ngày tải lên: 08/08/2014, 17:20

... RESEARCH Open Access Neoadjuvant capecitabine, radiotherapy, and bevacizumab (CRAB) in locally advanced rectal cancer: results of an open-label phase II study Vaneja Velenik 1* , Janja Ocvirk 1 , ... safety and efficacy of bevacizumab in combination with che- motherapy and radiation in the neoadjuvant setting [30-34]. In this study we explor...

Ngày tải lên: 09/08/2014, 09:21

... β-HPV in neoplastic proliferation, the expression of two host genes, p16INK4a and Akt, were investigated. The expression pattern of p16INK4a in dysplastic squamous and glandular cervical cells in ... carcinoma in situ and invasive squamous cell carcinoma of the skin and links between p16INK4a expression and infiltrative behavior. Mod Pathol 2004, 17:1464–74. 38....

Ngày tải lên: 10/08/2014, 10:21