نتایج جستجو برای: contraction mapping principle
تعداد نتایج: 402995 فیلتر نتایج به سال:
In this article, we introduce a new concept of admissible contraction and prove fixed point theorems which generalize Banach principle in different way more than the known results from literature. The article includes an example shows validity our results, additionally obtain solution integral equation by mapping setting b-metric spaces.
In this paper, we introduce the notion of generalized multivalued $F$- weak contraction and we prove some fixed point theorems related to introduced contraction for multivalued mapping in complete metric spaces. Our results extend and improve the results announced by many others with less hypothesis. Also, we give some illustrative examples.
In this paper, the notion of $psi -$weak contraction cite{Rhoades} isextended to fuzzy metric spaces. The existence of common fixed points fortwo mappings is established where one mapping is $psi -$weak contractionwith respect to another mapping on a fuzzy metric space. Our resultgeneralizes a result of Gregori and Sapena cite{Gregori}.
In this paper, based on [A. Razani, V. Rako$check{c}$evi$acute{c}$ and Z. Goodarzi, Nonself mappings in modular spaces and common fixed point theorems, Cent. Eur. J. Math. 2 (2010) 357-366.] a fixed point theorem for non-self contraction mapping $T$ in the modular space $X_rho$ is presented. Moreover, we study a new version of Krasnoseleskii's fixed point theorem for $S+T$, where $T$ is a cont...
We present the existence of solutions for sequential Caputo–Hadamard fractional differential equations (SC-HFDE) with boundary conditions (FBCs). Known fixed-point techniques are used to analyze problem. In particular, contraction mapping principle is investigate uniqueness results. Existence results obtained via Krasnoselkii’s theorem. An example illustrate this way, our work generalizes sever...
<abstract><p>In this paper, we introduce the concept of an S-asymptotically $ \omega $-periodic process in distribution for first time, and by means successive approximation Banach contraction mapping principle, respectively, obtain sufficient conditions existence uniqueness solutions a class stochastic fractional functional differential equations.</p></abstract>
The concept of partial metric which is a generalized metric space was introduced by Matthews 1 in 1994, inwhich the distance between two identical elements needs not be zero. The existence of fixed point for contraction-type mappings on such spaces was considered by many authors 1–12 . A modified version of a Banach contraction mapping principle, more suitable to solve certain problems arising ...
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