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相关论文: A Note on Almost Anti-Periodic Functions in Banach…

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The main aim of this paper is to consider the classes of quasi-asymptotically almost periodic functions and Stepanov quasi-asymptotically almost periodic functions in Banach spaces. These classes extend the well known classes of…

泛函分析 · 数学 2018-09-26 Marko Kostic

The main purpose of this paper is to introduce the notion of an asymptotically almost periodic ultradistribution and asymptotically almost automorphic ultradistribution with values in a Banach space, as well as to further analyze the…

泛函分析 · 数学 2018-08-10 Marko Kostic

The main aim of this paper is to introduce and analyze the notions of subspace almost periodicity and subspace weak almost periodicity for $C$-distribution semigroups and $C$-distribution cosine functions in Banach spaces. We continue our…

泛函分析 · 数学 2019-03-15 Marko Kostić , Stevan Pilipović , Daniel Velinov

In this survey, we discuss the definition of a (quasi-)Banach function space. We advertise the original definition by Zaanen and Luxemburg, which does not have various issues introduced by other, subsequent definitions. Moreover, we prove…

泛函分析 · 数学 2024-05-31 Emiel Lorist , Zoe Nieraeth

We introduce an unconditional concept of almost squareness in order to provide a partial negative answer to the problem of existence of any dual almost square Banach space. We also take advantage of this notion to provide some criterion of…

泛函分析 · 数学 2016-06-09 Luis García-Lirola , Abraham Rueda Zoca

It is the purpose of this article to compare various concepts of ``function spaces''. In particular we compare notions of the concept of Banach Function Spaces (in the spirit of Luxemburg-Zaanen) to the setting of solid BF-spaces as it is…

泛函分析 · 数学 2024-10-10 Hans G Feichtinger

In this paper, we introduce the notions of semi-Bloch periodic functions and semi-anti-periodic functions. Stepanov semi-Bloch periodic functions and Stepanov semi-anti-periodic functions are considered, as well. We analyze the invariance…

泛函分析 · 数学 2020-03-04 Belkacem Chaouchi , Marko Kostić , Stevan Pilipović , Daniel Velinov

In this paper, we analyze multi-dimensional quasi-asymptotically $c$-almost periodic functions and their Stepanov generalizations as well as multi-dimensional Weyl $c$-almost periodic type functions. We also analyze several important…

泛函分析 · 数学 2021-03-31 Marko Kostić

In this paper, we analyze multi-dimensional $({\mathrm R}_{X},{\mathcal B})$-almost periodic type functions and multi-dimensional Bohr ${\mathcal B}$-almost periodic type functions. The main structural characterizations and composition…

泛函分析 · 数学 2020-12-02 A. Chávez , K. Khalil , M. Kostić , M. Pinto

The paper studies semi-almost periodic holomorphic functions on a polydisk which have, in a sense, the weakest possible discontinuities on the boundary torus. The basic result used in the proofs is an extension of the classical Bohr…

复变函数 · 数学 2008-12-19 A. Brudnyi , D. Kinzebulatov

In the paper under review, we introduce the notions of various types of generalized (asymptotical) almost periodicity with variable exponents. We define and thoroughly analyze an important subclass of (asymptotically) Stepanov almost…

泛函分析 · 数学 2019-03-20 Toka Diagana , Marko Kostić

We prove that almost periodicity in the sense of distributions coincides with almost periodicity with respect to Stepanov's metric for the class of subharmonic functions in a horizontal strip. We also prove that Fourier coefficients of…

复变函数 · 数学 2007-05-23 S. Favorov , A. Rakhnin

The aim of this paper is to introduce and to study an algebra of almost periodic generalized functions containing the classical Bohr almost periodic functions as well as almost periodic Schwartz distributions

泛函分析 · 数学 2011-02-22 Chikh Bouzar , Mohammed Taha Khalladi

In this paper, we analyze multi-dimensional Besicovitch almost periodic type functions. We clarify the main structural properties for the introduced classes of Besicovitch almost periodic type functions, explore the notion of…

泛函分析 · 数学 2022-02-23 Marko Kostić

This paper is devoted to the study of the relatively compact sets in Quasi-Banach function spaces, providing an important improvement of the known results. As an application, we take the final step in establishing a relative compactness…

经典分析与常微分方程 · 数学 2020-06-24 Weichao Guo , Guoping Zhao

We present a unified theory for the almost periodicity of functions with values in an arbitrary Banach space, measures and distributions via almost periodic elements for the action of a locally compact abelian group on a uniform topological…

泛函分析 · 数学 2022-08-03 Daniel Lenz , Timo Spindeler , Nicolae Strungaru

For a class of $\mathbb{R}^d$-ations and $\mathbb{Z}^d$-actions on the $n$-dimensional torus $\mathbb{T}^n$, we characterize their unique ergodicity and establish a theorem of Weyl type. This result allows us to establish an isomorphism…

经典分析与常微分方程 · 数学 2025-12-09 Aihua Fan , Kai Jiang , Pingwen Zhang

The notion of adequate function has been recently introduced in order to characterize the essentially strictly functions on a reflexive Banach space among the weakly lower semicontinuous ones. In this paper we reinforce this concept and…

最优化与控制 · 数学 2012-03-07 Michel Volle , Constantin Zalinescu

In this paper, we analyze multi-dimensional Bohr $({\mathcal B},c)$-almost periodic type functions. The main structural characterizations for the introduced classes of Bohr $({\mathcal B},c)$-almost periodic type functions are established.…

泛函分析 · 数学 2021-01-01 Marko Kostić

In this paper, we analyze various classes of multi-dimensional $\rho$-almost periodic type functions $F : I \times X \rightarrow Y$ and multi-dimensional $(\omega,\rho)$-almost periodic type functions $F : I \times X \rightarrow Y,$ where…

泛函分析 · 数学 2021-09-22 M. Fečkan , M. T. Khalladi , M. Kostić , A. Rahmani
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