We consider a distance function on generalized metric spaces and we get a generalization of Ekeland Variational Principle (EVP). Next, we prove that EVP is equivalent to Caristi–Kirk fixed point theorem and minimization Takahashi’s theorem
In a well known paper [3], Ekeland presented a variational principle that can be used for many usefu...
In this paper, lower semi-continuous functions are used to extend Ekeland’s variational principle to...
In this paper, lower semi-continuous functions are used to extend Ekeland's variational principle to...
We consider a distance function on generalized metric spaces and we get a generalization of Ekeland ...
With a recent result of Suzuki (2001) we extend Caristi-Kirk's fixed point theorem, Ekeland's varia...
With a recent result of Suzuki (2001) we extend Caristi-Kirk's fixed point theorem, Ekeland'...
Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, p...
Abstract In this paper, a new version of Ekeland’s variational principle by using the concept of τ-d...
AbstractIn this paper, we introduce the concept of τ-function which generalizes the concept of w-dis...
We prove a new minimization theorem in quasi-metric spaces, which improves the results of Takahashi ...
We prove a new minimization theorem in quasi-metric spaces, which improves the results of Takahashi ...
AbstractThe paper concerns fundamental variational principles and the Caristi fixed point theorem. T...
[[abstract]]In this paper, we first give a generalized Takahashi’s existence theorem. From the exist...
AbstractWe present a simple proof of vectorial Ekeland's variational principle, vectorial Caristi's ...
Functions defined on metric spaces are studied. For these functions, a generalized Caristi-like cond...
In a well known paper [3], Ekeland presented a variational principle that can be used for many usefu...
In this paper, lower semi-continuous functions are used to extend Ekeland’s variational principle to...
In this paper, lower semi-continuous functions are used to extend Ekeland's variational principle to...
We consider a distance function on generalized metric spaces and we get a generalization of Ekeland ...
With a recent result of Suzuki (2001) we extend Caristi-Kirk's fixed point theorem, Ekeland's varia...
With a recent result of Suzuki (2001) we extend Caristi-Kirk's fixed point theorem, Ekeland'...
Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, p...
Abstract In this paper, a new version of Ekeland’s variational principle by using the concept of τ-d...
AbstractIn this paper, we introduce the concept of τ-function which generalizes the concept of w-dis...
We prove a new minimization theorem in quasi-metric spaces, which improves the results of Takahashi ...
We prove a new minimization theorem in quasi-metric spaces, which improves the results of Takahashi ...
AbstractThe paper concerns fundamental variational principles and the Caristi fixed point theorem. T...
[[abstract]]In this paper, we first give a generalized Takahashi’s existence theorem. From the exist...
AbstractWe present a simple proof of vectorial Ekeland's variational principle, vectorial Caristi's ...
Functions defined on metric spaces are studied. For these functions, a generalized Caristi-like cond...
In a well known paper [3], Ekeland presented a variational principle that can be used for many usefu...
In this paper, lower semi-continuous functions are used to extend Ekeland’s variational principle to...
In this paper, lower semi-continuous functions are used to extend Ekeland's variational principle to...
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