Results 21 to 30 of about 43,954 (320)

A tale of two airfoils: resolvent-based modelling of an oscillator vs. an amplifier from an experimental mean [PDF]

open access: yes, 2019
The flows around a NACA 0018 airfoil at a Reynolds number of 10250 and angles of attack of alpha = 0 (A0) and alpha = 10 (A10) are modelled using resolvent analysis and limited experimental measurements obtained from particle image velocimetry.
McKeon, Beverley J.   +2 more
core   +4 more sources

Bounded and multiperiodic solutions of the system of partial integro-differential equations

open access: yesҚарағанды университетінің хабаршысы. Математика сериясы, 2019
The system of partial integro - differential equations with an operator of differentiation with respect to directions of vector field is considered. The considering integro - differential equation does not contain space variables.
G.M. Aitenova   +3 more
doaj   +1 more source

ON RESOLVING SINGULARITIES [PDF]

open access: yesJournal of the London Mathematical Society, 2001
Let V be an irreducible affine algebraic variety over a field k of characteristic zero, and let (f_0,...,f_m) be a sequence of elements of the coordinate ring. There is probably no elementary condition on the f_i and their derivatives which determines whether the blowup of V along (f_0,...,f_m) is nonsingular. The result is that there indeed is such an
openaire   +3 more sources

On generalized resolvents [PDF]

open access: yesProceedings of the American Mathematical Society, 1976
Let T be a bounded linear operator on a Hilbert space and p,.(T) the Fredholm domain of T. It is shown that a generalized resolvent can be constructed for T in PF(T) which verifies the resolvent identity except for an at most countable set of points which are close to the boundary of PF( T). Let T be a bounded linear operator on a Hilbert space H.
Apostol, Constantin, Clancey, Kevin
openaire   +2 more sources

Set-valued variational inclusion problem with fuzzy mappings involving XOR-operation

open access: yesAIMS Mathematics, 2021
In this paper, we introduce a set-valued variational inclusion problem with fuzzy mappings involving XOR-operation. We define a resolvent operator involving a bi-mapping and prove resolvent operator is single-valued, comparison and Lipschitz-type ...
Javid Iqbal   +3 more
doaj   +1 more source

Limiting absorption principle for the dissipative Helmholtz equation [PDF]

open access: yes, 2009
Adapting Mourre's commutator method to the dissipative setting, we prove a limiting absorption principle for a class of abstract dissipative operators.
Amrein W.   +20 more
core   +6 more sources

Approximation solution for system of generalized ordered variational inclusions with ⊕ operator in ordered Banach space

open access: yesJournal of Inequalities and Applications, 2017
The resolvent operator approach is applied to address a system of generalized ordered variational inclusions with ⊕ operator in real ordered Banach space. With the help of the resolvent operator technique, Li et al. (J. Inequal. Appl.
Mohd. Sarfaraz, MK Ahmad, A Kılıçman
doaj   +1 more source

A Complete Review of the General Quartic Equation with Real Coefficients and Multiple Roots

open access: yesMathematics, 2022
This paper presents a general analysis of all the quartic equations with real coefficients and multiple roots; this analysis revealed some unknown formulae to solve each kind of these equations and some precisions about the relation between these ones ...
Mauricio Chávez-Pichardo   +4 more
doaj   +1 more source

Algorithms for General System of Generalized Resolvent Equations with Corresponding System of Variational Inclusions

open access: yesJournal of Applied Mathematics, 2012
Very recently, Ahmad and Yao (2009) introduced and considered a system of generalized resolvent equations with corresponding system of variational inclusions in uniformly smooth Banach spaces.
Lu-Chuan Ceng, Ching-Feng Wen
doaj   +1 more source

On One Method of Studying Spectral Properties of Non-selfadjoint Operators

open access: yesAbstract and Applied Analysis, 2020
In this paper, we explore a certain class of Non-selfadjoint operators acting on a complex separable Hilbert space. We consider a perturbation of a nonselfadjoint operator by an operator that is also nonselfadjoint.
Maksim V. Kukushkin
doaj   +1 more source

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