Results 31 to 40 of about 141,787 (310)

Integro-differential equations in Banach spaces and analytic resolving families of operators

open access: yesСовременная математика: Фундаментальные направления, 2023
We study a class of equations in Banach spaces with a Riemann–Liouville-type integro-differential operator with an operator-valued convolution kernel. The properties of \(k\)-resolving operators of such equations are studied and the class \(\mathcal A_ ...
V. E. Fedorov, A. D. Godova
doaj   +1 more source

Stochastic Lévy differential operators and Yang–Mills equations [PDF]

open access: yesInfinite Dimensional Analysis, Quantum Probability and Related Topics, 2017
The relationship between the Yang–Mills equations and the stochastic analogue of Lévy differential operators is studied. The value of the stochastic Lévy–Laplacian is found by means of Cèsaro averaging of directional derivatives on the stochastic parallel transport.
openaire   +3 more sources

Linear functional equations, differential operators and spectral synthesis [PDF]

open access: yesAequationes mathematicae, 2014
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
KISS, Gergely, Laczkovich, Miklos
openaire   +2 more sources

Finite-dimensional perturbations of linear operators and some applications to boundary integral equations [PDF]

open access: yes, 1999
Finite-dimensional perturbing operators are constructed using some incomplete information about eigen-solutions of an original and/or adjoint generalized Fredholm operator equation (with zero index).
S.E. Mikhailov, Mikhailov, SE
core   +1 more source

Unified study on characteristic spectrum representation of signals and spectral decomposition for stationary random signals

open access: yesTongxin xuebao, 2018
The unified relationship between the signal characteristic spectrum representation and the spectral decomposition for the stationary random signal was deeply studied.
Hongyu WANG, Tianshuang QIU
doaj   +2 more sources

How to differentiate a quantum stochastic cocycle. [PDF]

open access: yes, 2010
Two new approaches to the infinitesimal characterisation of quantum stochastic cocycles are reviewed. The first concerns mapping cocycles on an operator space and demonstrates the role of H\"older continuity; the second concerns contraction operator ...
Lindsay, J Martin   +2 more
core   +1 more source

Three-dimensional integro-multipoint boundary value problem for loaded Volterra-hyperbolic integro-differential equations of Bianchi type

open access: yesVestnik Samarskogo Gosudarstvennogo Tehničeskogo Universiteta. Seriâ: Fiziko-Matematičeskie Nauki, 2012
In this paper the combined three-dimensional non-local boundary value problem with integro-multipoint conditions for loaded volterra-hyperbolic integro-differential equation of Bianchi type is explored.
Ilgar G Mamedov
doaj   +3 more sources

The (Glg)ABCs of cyanobacteria: modelling of glycogen synthesis and functional divergence of glycogen synthases in Synechocystis sp. PCC 6803

open access: yesFEBS Letters, EarlyView.
We reconstituted Synechocystis glycogen synthesis in vitro from purified enzymes and showed that two GlgA isoenzymes produce glycogen with different architectures: GlgA1 yields denser, highly branched glycogen, whereas GlgA2 synthesizes longer, less‐branched chains.
Kenric Lee   +3 more
wiley   +1 more source

Quantum stochastic operator cocycles via associated semigroups. [PDF]

open access: yes, 2005
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.   +3 more
core  

Finite element heterogeneous multiscale methods for the wave equation [PDF]

open access: yes, 2013
Wave phenomena appear in a wide range of applications such as full-waveform seismic inversion, medical imaging, or composite materials. Often, they are modeled by the acoustic wave equation.
Stohrer, Christian
core   +1 more source

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