Results 31 to 40 of about 61,523 (203)

Uniformly continuous set-valued composition operators in the spaces of functions of bounded variation in the sense of Wiener [PDF]

open access: yesOpuscula Mathematica, 2010
We show that the one-sided regularizations of the generator of any uniformly continuous and convex compact valued composition operator, acting in the spaces of functions of bounded variation in the sense of Wiener, is an affine function.
A. Azócar   +3 more
doaj   +1 more source

Duality in Convex Problems of Bolza over Functions of Bounded Variation [PDF]

open access: yesSIAM Journal of Control and Optimization, 2013
This paper studies fully convex problems of Bolza in the conjugate duality framework of Rockafellar. We parameterize the problem by a general Borel measure which has a direct interpretation in certain problems of financial economics.
T. Pennanen, Ari-Pekka Perkkiö
semanticscholar   +1 more source

Decomposition of Functions of Bounded Variation

open access: yesThe Annals of Probability, 1975
Cramer's theorem, that a normal distribution function $(\operatorname{df})$ has only normal components, is extended to a case where the components are allowed to be from a subclass $(B_1)$ of the functions of bounded variation other than the class of df's.
openaire   +3 more sources

Generalization of Szász operators: quantitative estimate and bounded variation

open access: yesKarpatsʹkì Matematičnì Publìkacìï, 2021
Difference of exponential type Szász and Szász-Kantorovich operators is obtained. Similar estimates are given for higher order $\mu$-derivatives of the Szász operators and the Szász-Kantorovich type operators acting on the same order $\mu$-derivative of ...
K. Bozkurt, M.L. Limmam, A. Aral
doaj   +1 more source

The dual of the space of functions of bounded variation [PDF]

open access: yesMathematica Bohemica, 2006
Summary: We show that the space of functions of bounded variation and the space of regulated functions are, in some sense, the dual space of each other, involving the Henstock-Kurzweil-Stieltjes integral.
Aye, Khaing Khaing, Lee, Peng Yee
openaire   +1 more source

Parameterized inequalities based on three times differentiable functions

open access: yesBoundary Value Problems
This paper presents a general identity including two real parameters for three times differentiable functions. By using this equality, we prove several inequalities by using diverse function classes such as convex function, bounded function, Lipschitzian
Bouharket Benaissa   +2 more
doaj   +1 more source

Henstock-Kurzweil Integral Transforms

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 2012
We show conditions for the existence, continuity, and differentiability of functions defined by , where is a function of bounded variation on with .
Salvador Sánchez-Perales   +2 more
doaj   +1 more source

Uniformly continuous set-valued composition operators in the space of total φ-bidimensional variation in the sense of Riesz [PDF]

open access: yesOpuscula Mathematica, 2010
In this paper we prove that if a Nemytskij composition operator, generated by a function of three variables in which the third variable is a function one, maps a suitable large subset of the space of functions of bounded total \(\varphi\)-bidimensional ...
Wadie Aziz   +3 more
doaj   +1 more source

Two remarks on properties of functions of bounded variation

open access: yesВестник Самарского университета: Естественнонаучная серия
In terms of variations, a sufficient condition for the uniform convergence of sequences of continuous functions is proved. Using this result, we obtain an addition to the classical Helly theorem on the selection of convergent sequences of functions with ...
Sergey V. Astashkin, Vladislav M. Ershov
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

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