Results 51 to 60 of about 22,939,027 (338)

Resolvent Analysis of an Under-expanded Planar Supersonic Impinging Jet [PDF]

open access: yesAIAA AVIATION 2022 Forum, 2022
This investigation aims to assess the effect of different types of actuator forcing on the feedback loop of an under-expanded Mach 1.27 planar impinging jet using a resolvent framework.
Qiong Liu, Chitrarth Prasad, D. Gaitonde
semanticscholar   +1 more source

Existence of Mild Solutions for Multi-Term Time-Fractional Random Integro-Differential Equations with Random Carathéodory Conditions

open access: yesAxioms, 2021
In this paper, we investigate the existence of mild solutions to a multi-term fractional integro-differential equation with random effects. Our results are mainly relied upon stochastic analysis, Mönch’s fixed point theorem combined with a random fixed ...
Amadou Diop, Wei-Shih Du
doaj   +1 more source

Resolvent Positive Linear Operators Exhibit the Reduction Phenomenon [PDF]

open access: yes, 2011
The spectral bound, s(a A + b V), of a combination of a resolvent positive linear operator A and an operator of multiplication V, was shown by Kato to be convex in b \in R.
Cantrell   +15 more
core   +3 more sources

Existence, uniqueness and Hyers-Ulam stability of random impulsive stochastic integro-differential equations with nonlocal conditions

open access: yesAIMS Mathematics, 2023
In this article, we study the existence and stability results of mild solutions for random impulsive stochastic integro-differential equations (RISIDEs) with noncompact semigroups and resolvent operators in Hilbert spaces.
Dumitru Baleanu   +3 more
doaj   +1 more source

Resolvent at low energy and Riesz transform for Schrodinger operators on asymptotically conic manifolds, I [PDF]

open access: yes, 2007
We analyze the resolvent $R(k)=(P+k^2)^{-1}$ of Schr\"odinger operators $P=\Delta+V$ with short range potential $V$ on asymptotically conic manifolds $(M,g)$ (this setting includes asymptotically Euclidean manifolds) near $k=0$.
Guillarmou, Colin, Hassell, Andrew
core   +2 more sources

Identification of cross-frequency interactions in compressible cavity flow using harmonic resolvent analysis [PDF]

open access: yesJournal of Fluid Mechanics
The resolvent analysis reveals the worst-case disturbances and the most amplified response in a fluid flow that can develop around a stationary base state. The recent work by Padovan et al. (J. Fluid Mech., vol.
Md Rashidul Islam, Yiyang Sun
semanticscholar   +1 more source

Approximate controllability of non-instantaneous impulsive stochastic integrodifferential equations driven by Rosenblatt process via resolvent operators

open access: yesCubo, 2023
In this work, we investigate the existence of a mild solution and the approximate controllability of non-instantaneous impulsive stochastic integrodifferential equations driven by the Rosenblatt process in Hilbert space with the Hurst parameter \(\mathsf{
Essozimna Kpizim   +4 more
doaj   +1 more source

Reynolds number induced growth of the large-scale rolls in plane Couette flow using resolvent analysis

open access: yesJournal of Fluid Mechanics, 2023
In direct numerical simulations (DNS) of turbulent Couette flow, the observation has been made that the long streamwise rolls increase in length with the Reynolds number (Lee & Moser, J. Fluid Mech., vol. 842, 2018, pp. 128–145).
Toni Dokoza, M. Oberlack
semanticscholar   +1 more source

(a,k)-Regularized C-Resolvent Families: Regularity and Local Properties

open access: yesAbstract and Applied Analysis, 2009
We introduce the class of (local) (a,k)-regularized C-resolvent families and discuss its basic structural properties. In particular, our analysis covers subjects like regularity, perturbations, duality, spectral properties and subordination principles ...
Marko Kostic
doaj   +1 more source

Approximation solvability for a system of implicit nonlinear variational inclusions with Η-monotone operators

open access: yesDemonstratio Mathematica, 2018
In this paper, we introduce and study a new system of variational inclusions which is called a system of nonlinear implicit variational inclusion problems with A-monotone and H-monotone operators in semi-inner product spaces.
Kim Jong Kyu, Bhat Muhammad Iqbal
doaj   +1 more source

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