Results 21 to 30 of about 548,657 (153)

Opinion formation with time-varying bounded confidence. [PDF]

open access: yesPLoS ONE, 2017
When individuals in social groups communicate with one another and are under the influence of neighbors' opinions, they typically revise their own opinions to adapt to such peer opinions.
YunHong Zhang, QiPeng Liu, SiYing Zhang
doaj   +1 more source

On The Spectrum Of Norlund Type Matrix Operator 𝐴 = (𝑎𝑛𝑘) On The Sequence Spaces ℓ1 And 𝑏𝑣

open access: yesEurasian Journal of Science and Engineering, 2023
In this article, we defined a Nörlund type matrix 𝐴 = (𝑎𝑛𝑘) by 𝑎𝑛𝑘 = { 1 , 𝑘 = 𝑛 = 0 1 2 , 𝑛 − 1 ≤ 𝑘 ≤ 𝑛 0 , 𝑜𝑡ℎ𝑒𝑟𝑣𝑖𝑠𝑒 . Then we showed that the Nörlund type matrix 𝐴 = (𝑎𝑛𝑘) is a linear and bounded operator on the sequence spaces ℓ1 and 𝑏𝑣 ...
Orhan Tug
doaj   +1 more source

Integral Representation of Functions of Bounded Variation

open access: yesJournal of Mathematics, 2019
Functions of bounded variations form important transition between absolute continuous and singular functions. With Bainov’s introduction of impulsive differential equations having solutions of bounded variation, this class of functions had eventually ...
Z. Lipcsey   +3 more
doaj   +1 more source

Uniformly continuous composition operators in the space of bounded Φ-variation functions in the Schramm sense [PDF]

open access: yesOpuscula Mathematica, 2012
We prove that any uniformly continuous Nemytskii composition operator in the space of functions of bounded generalized \(\Phi\)-variation in the Schramm sense is affine. A composition operator is locally defined.
Tomás Ereú   +3 more
doaj   +1 more source

Regularity of the Hardy-Littlewood maximal operator on block decreasing functions

open access: yes, 2009
We study the Hardy-Littlewood maximal operator defined via an unconditional norm, acting on block decreasing functions. We show that the uncentered maximal operator maps block decreasing functions of special bounded variation to functions with integrable
Aldaz, J. M., Lazaro, J. Perez
core   +1 more source

Nemytskii operator on generalized bounded variation space

open access: yesRevista Integración, 2014
In this paper we show that if the Nemytskii operator maps the (φ, α)-bounded variation space into itself and satisfies some Lipschitz condition, then there are two functions g and h belonging to the (φ, α)-bounded variation space such that f (t, y) = g(t)
René Erlín Castillo   +2 more
doaj   +4 more sources

Functions of locally bounded variation on Wiener spaces

open access: yes, 2014
We introduce the concept of functions of locally bounded variation on abstract Wiener spaces and study their properties. Some nontrivial examples and applications to stochastic analysis are also discussed.Comment: 20 pages, accepted for ...
Hino, Masanori
core   +1 more source

Piecewise affine approximations for functions of bounded variation

open access: yes, 2015
BV functions cannot be approximated well by piecewise constant functions, but this work will show that a good approximation is still possible with (countably) piecewise affine functions.
Kristensen, Jan, Rindler, Filip
core   +1 more source

A new Ostrowski type inequality for functions whose first derivatives are of bounded variation

open access: yesMoroccan Journal of Pure and Applied Analysis, 2016
In this paper, we establish some new Ostrowski type integral inequalities for mappings whose first derivatives are of bounded variation and quadrature formula is ...
Budak Hüseyin, Sarikaya Mehmet Zeki
doaj   +1 more source

Impulsive Control Systems with Trajectories of Bounded p-Variation

open access: yesИзвестия Иркутского государственного университета: Серия "Математика", 2017
The paper deals with impulse-trajectory relaxations of control-affine systems under the assumption that $L_1$-norms of the control functions are not uniformly bounded. Generalized solutions of such control systems may be of infinite total variation. Most
O.N. Samsonyuk, M. V. Staritsyn
doaj   +1 more source

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