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Related papers: Uniform boundedness in function spaces

200 papers

Some boundedness properties of function spaces (considered as topological groups) are studied.

General Topology · Mathematics 2017-10-31 L'ubica Holá , Ljubiša D. R. Kočinac

In this paper we investigate the properties of function spaces using the selection principles.

General Topology · Mathematics 2017-10-25 Alexander V. Osipov

This paper collects results and open problems concerning several classes of functions that generalize uniform continuity in various ways, including those metric spaces (generalizing Atsuji spaces) where all continuous functions have the…

General Topology · Mathematics 2011-12-07 Dikran Dikranjan , Dušan Repovš

We study boundary uniqueness properties of Hardy space functions in several complex variables. Along the way, we develop properties of the Lumer Hardy space.

Complex Variables · Mathematics 2016-09-01 Steven G. Krantz

We study the isoperimetric problem in product spaces equipped with the uniform distance. Our main result is a characterization of isoperimetric inequalities which, when satisfied on a space, are still valid for the product spaces, up a to a…

Functional Analysis · Mathematics 2014-11-14 Franck Barthe , Benoit Huou

In this paper induced U-equivalence spaces are introduced and discussed. Also the notion of U-equivalently open subsets of a U-equivalence space and U-equivalently open functions are studied. Finally, equivalently uniformisable topological…

General Topology · Mathematics 2015-11-10 Farshad Omidi , MohammadReza Molaei

This paper presents a new version of boundary on coarse spaces. The space of ends functor maps coarse metric spaces to uniform topological spaces and coarse maps to uniformly continuous maps.

Metric Geometry · Mathematics 2019-07-08 Elisa Hartmann

The aim of this paper is to investigate the equivalence conditions for uniform perfectness of quasi-metric spaces. We also obtain the invariant property of uniform perfectness under quasim\"obius maps in quasi-metric spaces. In the end, two…

Complex Variables · Mathematics 2019-03-05 Qingshan Zhou , Yaxiang Li , Ailing Xiao

We introduce a property of Banach spaces called uniform convex-transitivity, which falls between almost transitivity and convex-transitivity. We will provide examples of uniformly convex-transitive spaces. This property behaves nicely in…

Functional Analysis · Mathematics 2009-05-06 Fernando Rambla-Barreno , Jarno Talponen

We investigate orbit spaces of isometric actions on unit spheres and find a universal upper bound for the infimum of their curvatures.

Differential Geometry · Mathematics 2016-02-15 Claudio Gorodski , Alexander Lytchak

We characterize the geometrically doubling condition of a metric space in terms of the uniform $L^1$-boundedness of superaveraging operators, where uniform refers to the existence of bounds independent of the measure being considered.

Functional Analysis · Mathematics 2026-01-06 J. M. Aldaz , A. Caldera

We give the definition of uniform symmetric continuity for functions defined on a nonempty subset of the real line. Then we investigate the properties of uniformly symmetrically continuous functions and compare them with those of…

Classical Analysis and ODEs · Mathematics 2016-02-10 Tammatada Khemaratchatakumthorn , Prapanpong Pongsriiam

We study topological boundedness of order-to-topology bounded and order-to-topology continuous operators from ordered vector spaces to topological vector spaces. The uniform boundedness principle for such operators is investigated.

Functional Analysis · Mathematics 2026-03-12 Eduard Emelyanov

Some concepts, such as non-compactness measure and condensing operators, defined on metric spaces are extended to uniform spaces. Such extensions allow us to locate, in the context of uniform spaces, some classical results existing in…

General Topology · Mathematics 2015-11-25 Raúl Fierro

The uniform structure on a differential space defined by a family of generators is considered.

Differential Geometry · Mathematics 2011-03-16 Diana Dziewa-Dawidczyk , Zbigniew Pasternak-Winiarski

We give a new characterization of the space of functions of bounded variation in terms of a pointwise inequality connected to the maximal function of a measure. The characterization is new even in Euclidean spaces and it holds also in…

Functional Analysis · Mathematics 2013-06-26 Panu Lahti , Heli Tuominen

We discuss supernear spaces.

General Topology · Mathematics 2007-05-23 D. Leseberg

We explore boundedness properties in the context of metric measure spaces, of some natural operators of convolution type whose study is suggested by certain transformations used in computer vision.

Functional Analysis · Mathematics 2024-03-18 J. M. Aldaz

We classify the metric spaces that can be approximated by finite homogeneous ones.

Group Theory · Mathematics 2013-03-21 Tsachik Gelander

The concept of measurability of functions on a charge space is generalised for functions taking values in a uniform space. Several existing forms of measurability generalise naturally in this context, and new forms of measurability are…

Functional Analysis · Mathematics 2024-01-05 Jonathan M. Keith
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