Results 1 to 10 of about 775 (171)

Schauder-Tychonoff Fixed-Point Theorem in Theory of Superconductivity [PDF]

open access: yesJournal of Function Spaces and Applications, 2013
We study the existence of mild solutions to the time-dependent Ginzburg-Landau ((TDGL), for short) equations on an unbounded interval. The rapidity of the growth of those solutions is characterized.
Mariusz Gil, Stanisław Wędrychowicz
doaj   +2 more sources

Schauder Fixed Point Theorem in Spaces with Global Nonpositive Curvature [PDF]

open access: yesFixed Point Theory and Applications, 2009
The Schauder fixed point theorem is extended to the context of metric spaces with global nonpositive curvature. Some applications are included.
Niculescu ConstantinP   +1 more
doaj   +5 more sources

Fixed point theorems in locally convex spaces—the Schauder mapping method [PDF]

open access: yesFixed Point Theory and Applications, 2006
In the appendix to the book by F. F. Bonsal, Lectures on Some Fixed Point Theorems of Functional Analysis (Tata Institute, Bombay, 1962) a proof by Singbal of the Schauder-Tychonoff fixed point theorem, based on a locally convex variant of Schauder ...
S. Cobzaş
doaj   +3 more sources

A Schauder-type fixed point theorem

open access: yesJournal of Mathematical Analysis and Applications, 2014
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
T A Burton
exaly   +4 more sources

The Schauder fixed point theorem in geodesic spaces

open access: yesJournal of Mathematical Analysis and Applications, 2014
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
David Ariza-Ruiz   +2 more
exaly   +2 more sources

Schauder-Type Fixed Point Theorem in Generalized Fuzzy Normed Linear Spaces

open access: yesMathematics, 2020
In the present article, the Schauder-type fixed point theorem for the class of fuzzy continuous, as well as fuzzy compact operators is established in a fuzzy normed linear space (fnls) whose underlying t-norm is left-continuous at (1,1).
S. Chatterjee, T. Bag, Jeong-Gon Lee
doaj   +3 more sources

Applications of Schauder's Fixed-point theorem with respect to iterated functional equations

open access: yesApplied Mathematics Letters, 2001
The problem of existence and uniqueness of continuous solutions of the following iterative functional equation \[ G\bigl[ f^{n_0} (x), \dots,f^{n_k}(x) \bigr]= F(x),\;x\in[a,b],\tag{1} \] where \(G\) and \(F\) are known functions and \(f\) denotes the \(n\)th iteration of \(f\), is investigated.
Zeqing Liu, Shin Min Kang
exaly   +2 more sources

Existence and uniqueness of neutral functional differential equations with sequential fractional operators. [PDF]

open access: yesPLoS ONE
In this research paper, we investigate the existence and uniqueness of solutions for neutral functional differential equations with sequential fractional orders, specifically involving the [Formula: see text]-Caputo operator.
Rabah Debbar   +4 more
doaj   +2 more sources

On extremal fixed points in Schauder's theorem with applications to differential equations

open access: yesBulletin of the Belgian Mathematical Society - Simon Stevin, 2004
The author derives necessary and sufficient conditions for the existence of a least and a greatest fixed point of an operator which satisfies the hypothesis of Schauder's fixed point theorem. The main result is the following Theorem. Let \(N\) be an ordered normed space, \(D\subset N\) a non-empty, bounded, closed and convex subset and \(T\colon D ...
exaly   +4 more sources

A new generalization of the Schauder fixed point theorem

open access: yesMathematische Annalen, 1967
Felix E Browder, Browder Felix E
exaly   +2 more sources

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