Results 1 to 10 of about 590,832 (344)

Some Integral Type Fixed Point Theorems for Non-Self-Mappings Satisfying Generalized (ψ,φ)-Weak Contractive Conditions in Symmetric Spaces

open access: yesAbstract and Applied Analysis, 2014
The aim of this paper is to obtain some new integral type fixed point theorems for nonself weakly compatible mappings in symmetric spaces satisfying generalized (ψ,φ)-contractive conditions employing the common limit range property.
Marwan Amin Kutbi   +3 more
doaj   +1 more source

Fixed point theorems for some generalized contractive mappings over a locally convex topological vector space [PDF]

open access: yesSurveys in Mathematics and its Applications, 2021
In this paper we prove some useful fixed point theorems and common fixed point theorems for a class of non-linear mappings acting on locally convex topological vector space with supporting ...
Sayantan Panja   +2 more
doaj  

Cyclic contractions and fixed point theorems on various generating spaces

open access: yes, 2015
In this paper, we prove some fixed point theorems using various cyclic contractions in weaker forms of generating spaces.
P. Kumari, D. Panthi
semanticscholar   +1 more source

Duality Fixed Point and Zero Point Theorems and Applications

open access: yesAbstract and Applied Analysis, 2012
The following main results have been given. (1) Let E be a p-uniformly convex Banach space and let T:E→E* be a (p-1)-L-Lipschitz mapping with condition ...
Qingqing Cheng   +2 more
doaj   +1 more source

$FG$-coupled fixed point theorems in cone metric spaces

open access: yesKarpatsʹkì Matematičnì Publìkacìï, 2018
The concept of $FG$- coupled fixed point introduced recently is a generalization of coupled fixed point introduced by Guo and Lakshmikantham. A point $(x,y)\in X\times X$ is said to be a coupled fixed point of the mapping $F: X\times X \rightarrow X$ if $
E. Prajisha, P. Shaini
doaj   +1 more source

A Universal Approach to Self-Referential Paradoxes, Incompleteness and Fixed Points

open access: yes, 2003
Following F. William Lawvere, we show that many self-referential paradoxes, incompleteness theorems and fixed point theorems fall out of the same simple scheme.
Yanofsky, Noson S.
core  

Some asymptotic fixed point theorems [PDF]

open access: yesTransactions of the American Mathematical Society, 1972
By an asymptotic fixed point theorem we mean a theorem in functional analysis in which the existence of fixed points of a map f f is established with the aid of assumptions on the iterates f n {f^n} of f f .
openaire   +2 more sources

Fixed-Point Theorems for Fuzzy Mappings

open access: yesMathematics
Since the 1970s and 1980s, significant contributions have been made by Weiss, Butnariu, Heilpern, Chitra, Subrahmanyam, and others, extending fixed-point theorems to fuzzy mappings and topological spaces.
Allan Edley Ramos de Andrade   +1 more
doaj   +1 more source

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