Results 11 to 20 of about 3,041,303 (142)

The induced generalized OWA operator (WP) [PDF]

open access: yes, 2013
[spa] Se presenta el operador OWA generalizado inducido (IGOWA). Es un nuevo operador de agregación que generaliza al operador OWA a través de utilizar las principales características de dos operadores muy conocidos como son el operador OWA generalizado ...
Merigó Lindahl, José M.   +1 more
core   +7 more sources

A Kallman-Rota Inequality for Evolution Semigroups [PDF]

open access: yes, 2002
A Kallman-Rota type inequality for evolution semigroups and applications for real valued functions are ...
Dragomir, Sever S, Buşe, Constantin
core   +6 more sources

Relations entre Psi_B et quelques représentations temps-fréquence [PDF]

open access: yes, 2010
Psi_B operator is an energy operator that measures the interactions between two complex signals. In this letter, new properties of Psi_B operator are presented.
BOUDRAA, Abdel-Ouahab
core   +1 more source

Maximal functions and subordination for operator groups. [PDF]

open access: yes, 2002
Let E be a UMD Banach space and L a positive and self-adjoint operator in L^2 of Laplace type such that the imaginary powers L^{-it} form a C_0 group of exponential growth on L^p(E).
Blower, Gordon
core   +4 more sources

Differential evolution with biological-based mutation operator

open access: yesEngineering Science and Technology, an International Journal, 2020
Evolutionary algorithms are swiftly gaining recognition where the application of the same in solving complex real-world problems is beneficial. One of the best well known Evolutionary algorithms is Differential Evolution (DE).
Shashi Prabha, Raghav Yadav
doaj   +1 more source

On the approximation theorem of Wong-Zakai type for the Lasota operator [PDF]

open access: yesOpuscula Mathematica, 2010
We consider in this paper a stochastic evolution equation with Professor A. Lasota's operator as the infinitesimal generator of a strongly continuous semigroup of transformations and with Hammerstein operator connected with a noise being the Wiener ...
Antoni Leon Dawidowicz   +1 more
doaj   +1 more source

On some dichotomy concepts with different growth rates for evolution operators in Banach spaces

open access: yesAnnals of the West University of Timisoara: Mathematics and Computer Science, 2015
This paper treats three concepts of (h, k)-dichotomy and their correspondents in the uniform cases. The connections between them are established through examples and counterexamples presented on the Banach space of square-summable sequences of real ...
Seimeanu Nicolae Marian
doaj   +1 more source

Duality between operator ordering factor and massless scalar field

open access: yesEuropean Physical Journal C: Particles and Fields, 2022
In order to investigate the role of quantum effects in the evolution of the universe, one can either use the Wheeler–DeWitt equation (WDWE) that contains an operator ordering factor, or add an item called massless scalar field to WDWE.
Dongshan He, Qing-yu Cai
doaj   +1 more source

On a logarithmic criterion for uniform polynomial stability

open access: yesAnnals of the West University of Timisoara: Mathematics and Computer Science, 2018
The paper presents a logarithmic criterion for uniform polynomial stability of evolution operators in Banach spaces. As applications, another four characterizations of uniform polynomial stability are obtained.
Boruga Rovana, Megan Mihail
doaj   +1 more source

Boundary controllability of impulsive integrodifferential evolution systems with time-varying delays

open access: yesJournal of Taibah University for Science, 2018
In this paper, authors studied the boundary controllability results for neutral impulsive integrodifferential evolution systems with time-varying delays in Banach spaces.
B. Radhakrishnan, P. Chandru
doaj   +1 more source

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