Results 21 to 30 of about 259,132 (235)

Polya's inequalities, global uniform integrability and the size of plurisubharmonic lemniscates

open access: yes, 2004
First we prove a new inequality comparing uniformly the relative volume of a Borel subset with respect to any given complex euclidean ball $\B \sub \C^n$ with its relative logarithmic capacity in $\C^n$ with respect to the same ball $\B$. An analoguous
A. Brudnyi   +32 more
core   +2 more sources

Global Synchronization of Complex-Valued Neural Networks With Stochastic Disturbances and Time-Varying Delay

open access: yesIEEE Access, 2019
This paper discusses synchronization problem of two delayed stochastic neural networks. By constructing the Lyapunov functions, using stochastic analysis technique, some sufficient conditions guaranteeing the synchronization in mean square for the drive ...
Meijuan Liu   +3 more
doaj   +1 more source

Applying an Intersectionality Approach to Multiple Dimensions of Social Life

open access: yesJurnal Ilmu Sosial dan Humaniora, 2023
This study aims to identify various research studies on multiple dimensions of social life that employ an intersectionality approach. The approach is a framework that recognizes the multiple dimensions of social identity and how they intersect and ...
Milda Longgeita Pinem
doaj   +1 more source

Set-membership filtering for a class of nonlinear complex networks with mixed time-delays and incomplete measurements

open access: yesSystems Science & Control Engineering, 2020
In this paper, the set-membership filtering problem is discussed for a class of discrete time-varying nonlinear complex networks with mixed time-delays and incomplete measurements. Both the process noise and the measurement noise are unknown but bounded.
Liang Zhao   +3 more
doaj   +1 more source

INTEGRAL MEAN ESTIMATE FOR POLYNOMIALS WITH RESTRICTED ZEROS

open access: yesПроблемы анализа
In this paper, we present certain sharp 𝐿^𝑝-inequalities for polynomials with restricted zeros. Our results improve and generalize some known integral inequalities for polynomials in the complex domain.
N. A. Rather, N. Wani, A. Bhat
doaj   +1 more source

Fourth Hankel and Toeplitz determinant estimates for certain analytic functions associated with Four Leaf function

open access: yesExtracta Mathematicae
The objective of this paper is to establish initial coefficient inequalities, Upper bounds to the Hankel and Toeplitz determinants for certain normalized univalent functions defined on the open unit disk D in the complex plane related to the analytic ...
R. Rudrani   +2 more
doaj   +1 more source

A Q‐Learning Algorithm to Solve the Two‐Player Zero‐Sum Game Problem for Nonlinear Systems

open access: yesInternational Journal of Adaptive Control and Signal Processing, Volume 39, Issue 3, Page 566-581, March 2025.
A Q‐learning algorithm to solve the two‐player zero‐sum game problem for nonlinear systems. ABSTRACT This paper deals with the two‐player zero‐sum game problem, which is a bounded L2$$ {L}_2 $$‐gain robust control problem. Finding an analytical solution to the complex Hamilton‐Jacobi‐Issacs (HJI) equation is a challenging task.
Afreen Islam   +2 more
wiley   +1 more source

On the convergence of an algorithm constructing the normal form for lower dimensional elliptic tori in planetary systems

open access: yes, 2014
We give a constructive proof of the existence of lower dimensional elliptic tori in nearly integrable Hamiltonian systems. In particular we adapt the classical Kolmogorov's normalization algorithm to the case of planetary systems, for which elliptic tori
Giorgilli, Antonio   +2 more
core   +1 more source

A Robust Adaptive One‐Sample‐Ahead Preview Super‐Twisting Sliding Mode Controller

open access: yesInternational Journal of Adaptive Control and Signal Processing, EarlyView.
Block Diagram of the Robust Adaptive One‐Sample‐Ahead Preview Super‐Twisting Sliding Mode Controller. ABSTRACT This article introduces a discrete‐time robust adaptive one‐sample‐ahead preview super‐twisting sliding mode controller. A stability analysis of the controller by Lyapunov criteria is developed to demonstrate its robustness in handling both ...
Guilherme Vieira Hollweg   +5 more
wiley   +1 more source

Imaging of Biphoton States: Fundamentals and Applications

open access: yesAdvanced Functional Materials, EarlyView.
Quantum states of two photons exhibit a rich polarization and spatial structure, which provides a fundamental resource of strongly correlated and entangled states. This review analyzes the physics of these intriguing properties and explores the various techniques and technologies available to measure them, including the state of the art of their ...
Alessio D'Errico, Ebrahim Karimi
wiley   +1 more source

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