Results 31 to 40 of about 12,683 (242)

ON QUASI-CONTINUOUS MULTIVALUED MAPS

open access: yesDemonstratio Mathematica, 1988
The paper contains many characterizations of quasicontinuity of multifunctions and relationships between quasicontinuity and somewhat continuity. The most important result states that the set of points at which a multifunction F: \(X\to Y\) is simultaneously lower and upper quasicontinuous, but fails to be quasicontinuous, is of the first category ...
Ewert, Janina, Neubrunn, Tibor
openaire   +2 more sources

Related Results to Hybrid Pair of Mappings and Applications in Bipolar Metric Spaces

open access: yesJournal of Mathematics, 2019
In this paper, we introduce the concept of multivalued contraction mappings in partially ordered bipolar metric spaces and establish the existence of unique coupled fixed point results for multivalued contractive mapping by using mixed monotone property ...
G. N. V. Kishore   +3 more
doaj   +1 more source

Fixed Point Theorems for Set-Valued Mappings on TVS-Cone Metric Spaces

open access: yes, 2015
In the context of tvs-cone metric spaces, we prove a Bishop-Phelps and a Caristi's type theorem. These results allow us to prove a fixed point theorem for $(\delta, L)$-weak contraction according to a pseudo Hausdorff metric defined by means of a cone ...
Fierro, Raúl
core   +1 more source

On the properties of the solution set map to Volterra integral inclusion

open access: yes, 2017
For the multivalued Volterra integral equation defined in a Banach space, the set of solutions is proved to be $R_\delta$, without auxiliary conditions imposed in Theorem 6 [J. Math. Anal. Appl. 403 (2013), 643-666]. It is shown that the solution set map,
Pietkun, Radosław
core   +1 more source

Near‐Infrared Light‐Programmable Negative Differential Transconductance in Organic Electrochemical Transistors for Reconfigurable Logic

open access: yesAdvanced Functional Materials, EarlyView.
Organic electrochemical transistors based on a Near‐Infrared (NIR)‐responsive polymer p(C4DPP‐T) and iodide electrolyte exhibit optically programmable negative differential transconductance. NIR illumination triggers an iodine‐mediated redox process, enabling a transition from binary to ternary conductance states within a single‐layer device.
Debdatta Panigrahi   +7 more
wiley   +1 more source

General Nonlinear Random Equations with Random Multivalued Operator in Banach Spaces

open access: yesJournal of Inequalities and Applications, 2009
We introduce and study a new class of general nonlinear random multivalued operator equations involving generalized m-accretive mappings in Banach spaces.
Heng-You Lan, Yeol Je Cho, Wei Xie
doaj   +2 more sources

A note on set-valued Henstock--McShane integral in Banach (lattice) space setting [PDF]

open access: yes, 2015
We study Henstock-type integrals for functions defined in a Radon measure space and taking values in a Banach lattice $X$. Both the single-valued case and the multivalued one are considered (in the last case mainly $cwk(X)$-valued mappings are discussed).
Boccuto, Antonio   +2 more
core  

Weak index pairs and the Conley index for discrete multivalued dynamical systems. Part II: properties of the index

open access: yes, 2017
Motivation to revisit the Conley index theory for discrete multivalued dynamical systems stems from the needs of broader real applications, in particular in sampled dynamics or in combinatorial dynamics. The new construction of the index in [B. Batko and
Batko, Bogdan
core   +1 more source

Ion‐Reconfigurable “N”‐Shaped Antiambipolar Behavior in Organic Electrochemical Transistors

open access: yesAdvanced Materials, EarlyView.
A unique N‐shaped negative differential transconductance (NDT) characteristics is demonstrated in single‐polymer organic electrochemical transistors through a sequential doping–redox–doping process driven by iodide ions. This redox‐driven mechanism enables low‐voltage, ion‐controlled reconfigurability and tunable current modulation, allowing seamless ...
Debdatta Panigrahi   +11 more
wiley   +1 more source

The Results on Coincidence and Common Fixed Points for a New Type Multivalued Mappings in b-Metric Spaces

open access: yesMathematics, 2022
In this paper, we obtain the results of coincidence and common fixed points in b-metric spaces. We work with a new type of multivalued quasi-contractive mapping with nonlinear comparison functions.
Nikola Savanović   +2 more
doaj   +1 more source

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