Results 1 to 10 of about 849 (217)

Metric Entropy for Functions of Bounded Total Generalized Variation [PDF]

open access: yesSIAM Journal on Mathematical Analysis, 2021
We establish a sharp estimate for a minimal number of binary digits (bits) needed to represent all bounded total generalized variation functions taking values in a general totally bounded metric space $(E,ρ)$ up to an accuracy of $\varepsilon>0$ with respect to the ${\bf L}^1$-distance.
Rossana Capuani   +2 more
openaire   +4 more sources

On the Convolution of Functions of Generalized Bounded Variations [PDF]

open access: yesGeorgian Mathematical Journal, 2006
Abstract Let 𝑓 and 𝑔 be 2π periodic functions. If 𝑓 ∈ 𝐿1[0, 2π] and 𝑔 is from ∧ 𝐵𝑉(𝑝)[0, 2π] or, Lip(α, 𝑝)[0, 2π] or, 𝑟 – 𝐵𝑉 [0, 2π], then 𝑓 convolution 𝑔 inherit the same property.
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Relations between some classes of functions of generalized bounded variation [PDF]

open access: yesBanach Center Publications, 2014
We prove inclusion relations between generalized Waterman's and generalized Wiener's classes for functions of two variable.
Gogatishvili, A. (Amiran)   +2 more
openaire   +3 more sources

Generalized Integrals with Respect to Functions of Bounded Variation [PDF]

open access: yesCanadian Journal of Mathematics, 1958
A considerable literature has grown up around the analysis of the structure of a function in terms of its derivative, and the structure of functions F(x) which are integrals of various kinds. Some of this relates to derivatives and integrals of F(x) with respect to functions of bounded variation ω(x) (1-6) or, in the case of a paper by Ward (4), with ...
openaire   +2 more sources

New Generalized Inequalities for Functions of Bounded Variation

open access: yesCumhuriyet Science Journal, 2018
In this paper, firstly we obtain some generalized trapezoid and midpoint type inequalities for functions of bounded variation using two new generalized identities for Riemann-Stieltjes integrals. Then quadrature formula is also provided.
BUDAK, Hüseyin, SARIKAYA, Mehmet Zeki
openaire   +4 more sources

Convergence of Multiple Fourier Series of Functions of Bounded Generalized Variation [PDF]

open access: yesUkrainian Mathematical Journal, 2015
The paper introduces a new concept of $Λ$-variation of multivariable functions and investigates its connection with the convergence of multidimensional Fourier ...
Goginava, U., Sahakian, A.
openaire   +3 more sources

On boundaryvalue problems in domains without (A)-condition

open access: yesДоповiдi Нацiональної академiї наук України
We study the Hilbert boundaryvalue problem for the Beltrami equations in the Jordan domains satisfying the quasihyperbolic boundary condition by Gehring—Martio, generally speaking, without the standard (A)-condition by Ladyzhenskaya—Ural'tseva.
V.Ya. Gutlyanskii   +3 more
doaj   +1 more source

Functions of generalized bounded variation and its multiple fourier coefficients

open access: yesPublications de l'Institut Mathematique, 2018
Summary: Here, generalizing the class \((\Lambda^1,\Lambda^2)^{\ast} BV^{(p)}([0,2\pi]^2)\) to the class \((\Lambda^1,\Lambda^2)^{\ast} BV^{(p,q)}([0,2\pi]^2)\) of functions of \(p,q\)-\((\Lambda^1,\Lambda^2)^{\ast}\)-bounded variation, it is observed that the class is a Banach space with respect to the pointwise operations and the generalized ...
Darji, Kiran N., Vyas, Rajendra G.
openaire   +3 more sources

Merit functions and error bounds for generalized variational inequalities

open access: yesJournal of Mathematical Analysis and Applications, 2003
The author constructs three merit functions associated with the generalized variational inequality. Note that if the function \(f\) is the indicator function of a closed convex set \(K\) in \(H\), then the generalized inequality reduces to a problem considered and studied by \textit{M. A. Noor} [``Quasi variational inequalities'', Appl. Math. Lett.
openaire   +1 more source

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