Results 131 to 140 of about 4,748 (237)

On a fixed-point theorem of Banach type [PDF]

open access: yesAnnales Polonici Mathematici, 1970
openaire   +1 more source

A fixed point theorem for condensing operators and applications to hammerstein integral equations in banach spaces

open access: yes, 2018
We prove a fixed point theorem of Purl Pera type for condensing operators. This will then be used to establish the existence of solutions to certain integral equations of Hammerstein type in Banach ...
O\u27Regan, D.
core  

Local fixed point theory involving three operators in Banach algebras

open access: yes, 2004
The present paper studies the local versions of a fixed point theorem of Dhage (1987) in Banach algebras. An application of the newly developed fixed point theorem is also discussed for proving the existence results to a nonlinear functional integral ...
Dhage, Bapurao C.
core  

Fixed-Point Theorem with a Novel Contraction Approach in Banach Algebras

open access: yes
In this paper, we establish a fixed-point theorem for mixed monotone operators in ordered Banach algebras by introducing a novel contraction condition formulated in terms of the product law, which represents a significant departure from the traditional ...
Cheng-Chi Lee   +4 more
core   +1 more source

Banach's fixed point theorem for partial metric spaces

open access: yes, 2004
In 1994, S.G. Matthews introduced the notion of a par- tial metric space and obtained, among other results, a Banach contraction mapping for these spaces. Later on, S.J.
Oltra, Sandra, Valero, Oscar
core  

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