Results 31 to 40 of about 357,854 (283)

Coincidence Points in Generalized Metric Spaces

open access: yesSet-Valued and Variational Analysis, 2014
The authors continue the research (see [\textit{A. V. Arutyunov}, Dokl. Math. 76, No. 2, 665--668 (2007; Zbl 1152.54351); translation from Dokl. Akad. Nauk, Ross. Akad. Nauk 416, No. 2, 151--155 (2007)]) on coincidence points for maps (single-valued and set-valued) such that one of them is \(\beta\)-Lipschitz continuous and the second one is an ...
Arutyunov A.V., Zhukovskiy S.E.
openaire   +4 more sources

FIXED POINTS AND COINCIDENCES IN TORUS BUNDLES [PDF]

open access: yesJournal of Topology and Analysis, 2011
Minimum numbers of fixed points or of coincidence components (realized by maps in given homotopy classes) are the principal objects of study in topological fixed point and coincidence theory. In this paper, we investigate fiberwise analoga and present a general approach e.g. to the question when two maps can be deformed until they are coincidence free.
openaire   +3 more sources

Rigid Cylindrical Frameworks with Two Coincident Points [PDF]

open access: yesGraphs and Combinatorics, 2018
21 pages, 3 ...
Bill Jackson   +2 more
openaire   +5 more sources

A generalized coincidence point index

open access: yesApplied General Topology, 2005
The authors acknowledge the support of A.N.D.R.U., (Contract No 03/06 Code CU 19905) and M.E.R.S., (Project No B*2501/04/04), Laboratory M.M.E.R.E.
N.M. Benkafadar, M.C. Benkara-Mostefa
openaire   +4 more sources

Weak proximal normal structure and coincidence quasi-best proximity points

open access: yesApplied General Topology, 2020
We introduce the notion of pointwise cyclic-noncyclic relatively nonexpansive pairs involving orbits. We study the best proximity point problem for this class of mappings.
Farhad Fouladi   +2 more
doaj   +1 more source

N=1 Mirror Symmetry and Open/Closed String Duality [PDF]

open access: yes, 2001
We show that the exact N=1 superpotential of a class of 4d string compactifications is computed by the closed topological string compactified to two dimensions. A relation to the open topological string is used to define a special geometry for N=1 mirror
Mayr, P.
core   +3 more sources

the periodic coincidence points of continuius maps and lindemann's

open access: yesمجلة بغداد للعلوم, 2005
this paper give a proof of known conditions for the existence of peridic conincidence points of continuius maps using lindemann theotem on transcendental ...
Baghdad Science Journal
doaj   +1 more source

Localized intersection of currents and the Lefschetz coincidence point theorem

open access: yes, 2015
We introduce the notion of a Thom class of a current and define the localized intersection of currents. In particular we consider the situation where we have a smooth map of manifolds and study localized intersections of the source manifold and currents ...
Bisi, Cinzia   +3 more
core   +1 more source

Discussion on “Multidimensional Coincidence Points” via Recent Publications

open access: yesAbstract and Applied Analysis, 2014
We show that some definitions of multidimensional coincidence points are not compatible with the mixed monotone property. Thus, some theorems reported in the recent publications (Dalal et al., 2014 and Imdad et al., 2013) have gaps. We clarify these gaps
Saleh A. Al-Mezel   +3 more
doaj   +1 more source

Geometric and homotopy theoretic methods in Nielsen coincidence theory

open access: yes, 2006
In classical fixed point and coincidence theory the notion of Nielsen numbers has proved to be extremely fruitful. Here we extend it to pairs (f_1, f_2) of maps between manifolds of arbitrary dimensions. This leads to estimates of the minimum numbers MCC(
Koschorke, Ulrich
core   +4 more sources

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