Results 31 to 40 of about 11,568,694 (339)

Boundedness and continuity of superposition operator on Er(p) and Fr(p) [PDF]

open access: yesSongklanakarin Journal of Science and Technology (SJST), 2002
Let X ∈ {Er(p)V , Fr(p)}, in this research, necessary and sufficient conditions are given for superposition operator to act from X into the space l1. Moreover, necessary and sufficient conditions are obtained for superposition operator acting from X into
Assa-aree Sama-ae
doaj  

Legendre Wavelet expansion of functions and their Approximations

open access: yesRatio Mathematica, 2019
In this paper , nine new Legendre wavelet estimators of functions having bounded third and fourth derivatives have been obtained.These estimators are new and best approximation in wavelet analysis.
Indra Bhan, Lal Shyam, Lal Shyam
doaj   +1 more source

Entire Bivariate Functions of Exponential Type II

open access: yesМатематичні Студії, 2023
Let $f(z_{1},z_{2})$ be a bivariate entire function and $C$ be a positive constant. If $f(z_{1},z_{2})$ satisfies the following inequality for non-negative integer $M$, for all non-negative integers $k,$ $l$ such that $k+l\in\{0, 1, 2, \ldots, M\}$, for ...
A. Bandura, F. Nuray
doaj   +1 more source

On Almost Bounded Functions [PDF]

open access: yesTransactions of the American Mathematical Society, 1976
New results are presented with regard to the “almost bounded functions” introduced by Goodman [2], including a theorem which contains a proof of Goodman’s conjecture for a particular case.
openaire   +2 more sources

Power bounded and power bounded below composition operators on Dirichlet Type spaces

open access: yesAIMS Mathematics, 2021
Motivated by [11,12], under some conditions on weighted function K, we investigated power bounded and power bounded below composition operators on Dirichlet Type spaces $ {\mathcal{D}_{K}} $.
Liu Yang, Ruishen Qian
doaj   +1 more source

On Bounded Analytic Functions [PDF]

open access: yesProceedings of the American Mathematical Society, 1950
The objective of this paper is to give an alternative derivation of results on bounded analytic functions recently obtained by Ahlfors [1] and Garabedian [2].1 While it is admitted that the main idea to be used is more in the nature of a lucky guess than of a method, it will be found that the gain in brevity and simplicity of the argument is ...
openaire   +3 more sources

An inequality for bounded functions [PDF]

open access: yesMathematical Inequalities & Applications, 2014
In this note we prove optimal inequalities for bounded functions in terms of their deviation from their mean. These results extend and generalize some known inequalities due to Thong (2011) and Perfetti (2011)
openaire   +3 more sources

lp,q-bounded sequences in function spaces

open access: yesJournal of Function Spaces and Applications, 2003
A sequence of measurable functions {fn} is called lp,q-bounded sequence ...
S. Ya. Novikov
doaj   +1 more source

Bounded functional interpretation

open access: yesAnnals of Pure and Applied Logic, 2005
Gödel's Dialectica interpretation is suitable for extracting precise witnesses from constructive proofs of existential statements (or more generally of \(\forall \exists\)-statements). In the present paper, the authors present a new functional interpretation -- the so called \textit{bounded functional interpretation}, b.f.i. henceforth -- which aims at
Fernando Ferreira, Paulo Oliva
openaire   +3 more sources

Error Bounds for Fractional Integral Inequalities with Applications

open access: yesFractal and Fractional
Fractional calculus has been a concept used to obtain new variants of some well-known integral inequalities. In this study, our main goal is to establish the new fractional Hermite–Hadamard, and Simpson’s type estimates by employing a differentiable ...
Nouf Abdulrahman Alqahtani   +4 more
doaj   +1 more source

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