Results 31 to 40 of about 519,030 (78)

Spectral of the nonlinear weighted superposition operator on Fock spaces [PDF]

open access: yes
We follow several approaches in nonlinear spectral theory and determine the various spectral forms for the nonlinear weighted superposition operator on Fock spaces. The results show that most of the forms introduced so far coincide and contain singeltons.
Mengestie, Tesfa   +2 more
core   +1 more source

On Spectral and Evolutional Problems Generated by a Sesquilinear Form

open access: yesСовременная математика: Фундаментальные направления, 2020
On the base of boundary-value, spectral and initial-boundary value problems studied earlier for the case of single domain, we consider corresponding problems generated by sesquilinear form for two domains.
A. R. Yakubova
doaj   +1 more source

Uniformly bounded superposition operators in the space of second bounded variation functions in the sense of Shiba

open access: yesPublicaciones en Ciencias y Tecnología, 2016
In this paper we introduce the notion of “function of second bounded variation” in the sense of Shiba, and we show that if a superposition operator applies the space of all such functions on itself and it is uniformly bounded, then its generating ...
José Giménez   +3 more
doaj   +2 more sources

Quantum stochastic operator cocycles via associated semigroups. [PDF]

open access: yes, 2007
A recent characterisation of Fock-adapted contraction operator stochastic cocycles on a Hilbert space, in terms of their associated semigroups, yields a general principle for the construction of such cocycles by approximation of their stochastic ...
Wills, S. J., Lindsay, J. Martin
core   +4 more sources

Parametric Closed Classes of Hyperfunctions on Two-Element Set

open access: yesИзвестия Иркутского государственного университета: Серия "Математика", 2016
One of the direction in discrete function's investigations is research of functional systems: the sets of functions and the sets of operators defined on this functions.
L. Ryabets
doaj  

Learning-based superposition for the analysis of feed-forward queueing networks with non-Markovian arrivals

open access: yesOperations Research Perspectives
The superposition of arrival processes is a fundamental yet analytically intractable operation in queueing networks when inputs are general non-renewal streams.
Eliran Sherzer
doaj   +1 more source

Preliminary report: black system event in South Australia on 28 September 2016 [PDF]

open access: yes, 2016
This preliminary report explains how severe weather moved through South Australia on the afternoon of Wednesday 28 September 2016, with high winds, thunderstorms, lightning strikes, hail, and heavy rainfall.
Australian Energy Market Operator
core   +1 more source

Squeezing effects applied in nonclassical superposition states for quantum nanoelectronic circuits

open access: yesNano Convergence, 2017
Quantum characteristics of a driven series RLC nanoelectronic circuit whose capacitance varies with time are studied using an invariant operator method together with a unitary transformation approach.
Jeong Ryeol Choi
doaj   +1 more source

Wave function of the sexaquark or compact H-dibaryon

open access: yesJournal of High Energy Physics, 2023
We derive and explicitly display the internal wave function of a color-, flavor- and spin- singlet dibaryon composed of uuddss quarks in a spatially symmetric state, in the approximation of exact SU(3) flavor symmetry.
Glennys R. Farrar, Nico Wintergerst
doaj   +1 more source

Psi_B-energy operator and cross-power spectral density [PDF]

open access: yes, 2014
In this paper we consider the hermitian extension of the cross-Psi_B-energy operator that we will denote by Psi_H. In addition, cross energy terms are formalized through multivariate signals representation.
CHONAVEL, Thierry   +2 more
core   +1 more source

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