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Related papers: Bootstrapping the Mazur--Orlicz--K\"onig theorem

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We show that Sobczyk's Theorem holds for a new class of Banach spaces, namely spaces of continuous functions on linearly ordered compacta.

Functional Analysis · Mathematics 2014-03-04 Claudia Correa , Daniel V. Tausk

In this working note we study the one-sided positive Banach-Mazur distance between some pairs of $C(K)$ Banach spaces. Building on methods developed in [4], we solve, in particular, one of the problems posed in [2].

Functional Analysis · Mathematics 2026-04-28 Maciej Korpalski , Grzegorz Plebanek

The following paper is around parts of the first named author's thesis. We discuss (what we call) a Hilbert bundle approach to complex Brunn-Minkowski theory and obtain a general monotonicity theorem. As two applications, we prove a…

Complex Variables · Mathematics 2024-02-27 Tai Terje Huu Nguyen , Xu Wang

We introduce the concept of a new kind of symmetric homeomorphisms on the unit circle, which is derived from the generalization of symmetric homeomorphisms on the real line. By the investigation of the barycentric extension for this class…

Complex Variables · Mathematics 2019-08-20 Huaying Wei , Katsuhiko Matsuzaki

Several recent papers were devoted to various modifications of limited, Grothendieck, and Dunford--Pettis operators, etc., through involving the Banach lattice structure. In the present paper, it is shown that many of these operators appear…

Functional Analysis · Mathematics 2022-09-07 Eduard Emelyanov , Svetlana Gorokhova

We establish basic results of complex function theory within certain algebras of holomorphic functions on coverings of Stein manifolds (such as algebras of Bohr's holomorphic almost periodic functions on tube domains or algebras of all…

Complex Variables · Mathematics 2013-10-01 A. Brudnyi , D. Kinzebulatov

The Hardy-Littlewood-P\'{o}lya inequality of majorization is extended to the framework of ordered Banach spaces. Several applications illustrating our main results are also included.

Functional Analysis · Mathematics 2021-04-26 Constantin P. Niculescu

Yanni Chen extended the classical Beurling-Helson-Lowdenslager Theorem for Hardy spaces on the unit circle $\mathbb{T}$ defined in terms of continuous gauge norms on $L^{\infty}$ that dominate $\Vert\cdot\Vert_{1}$. We extend Chen's result…

Functional Analysis · Mathematics 2016-11-03 Haihui Fan , Don Hadwin , Wenjing Liu

We prove a Thullen type extension theorem of plurisubharmonic functions across a closed complete pluripolar set, which generalizes a theorem of Siu. Our approach depends on an Ohsawa-Takegoshi type extension theorem for a single point in a…

Complex Variables · Mathematics 2014-07-10 Bo-Yong Chen , Jujie Wu , Xu Wang

We give a self-contained and streamlined rendition of Andrea Bianchi's recent proof of the Mumford conjecture using moduli spaces of branched covers.

Algebraic Topology · Mathematics 2025-03-17 Ronno Das , Dan Petersen

The paper is devoted to generalizations of Cencelj-Dranishnikov theorems relating extension properties of nilpotent CW complexes to its homology groups. Here are the main results of the paper: \par {\bf Theorem}. Suppose $L$ is a nilpotent…

Algebraic Topology · Mathematics 2007-05-23 M. Cencelj , J. Dydak , A. Mitra , A. Vavpetic

In this paper some results on the topology of the space of $k$-flats in $\mathbb R^n$ are proved, similar to the Borsuk-Ulam theorem on coverings of sphere. Some corollaries on common transversals for families of compact sets in $\mathbb…

Combinatorics · Mathematics 2011-07-06 R. N. Karasev

We generalize the Hodge version of the global Torelli theorem in the framework of irreducible symplectic orbifolds. We also propose a generalization of several results related to the K\"ahler cone and the notion of wall divisors introduced…

Algebraic Geometry · Mathematics 2025-05-27 Grégoire Menet , Ulrike Rieß

We give a different and simpler proof of a slightly modified (and weaker) variant of a recent theorem of Shelukhin extending Franks' "two-or-infinitely-many" theorem to Hamiltonian diffeomorphisms in higher dimensions and establishing a…

Symplectic Geometry · Mathematics 2020-09-29 Erman Cineli , Viktor L. Ginzburg , Basak Z. Gurel

In this paper, we give the proof of the general Kastler-Kalau-Walze type theorem and the Dabrowski-Sitarz-Zalecki type theorem on odd dimensional compact manifolds with boundary.

Differential Geometry · Mathematics 2023-10-17 Tong Wu , Yong Wang , Sining Wei

In this work, we extend the well known Brezis-Lieb Lemma to the Orlicz space.

Analysis of PDEs · Mathematics 2019-01-14 Anouar Bahrouni

This manuscript extends the Cantor-Kuratowski intersection theorem from the setting of metric spaces to the setting of uniformizable spaces. Complete uniformizable spaces are revisited.

General Topology · Mathematics 2018-04-13 Josiney A. Souza , Richard W. M. Alves

Orlicz-Lorentz spaces provide a common generalization of Orlicz spaces and Lorentz spaces. They have been studied by many authors, including Masty\l o, Maligranda, and Kami\'nska. In this paper, we consider the problem of comparing the…

Functional Analysis · Mathematics 2008-02-03 Stephen J. Montgomery-Smith

We prove a commutative Gelfand--Naimark type theorem, by showing that the set $C_s(X)$ of continuous bounded (real or complex valued) functions with separable support on a locally separable metrizable space $X$ (provided with the supremum…

Functional Analysis · Mathematics 2015-06-26 M. R. Koushesh

We prove various Beurling-Lax type theorems, when the classical backward-shift operator is replaced by a general resolvent operator associated with a rational function. We also study connections to the Cuntz relations. An important tool is…

Complex Variables · Mathematics 2022-02-01 D. Alpay , F. Colombo , I. Sabadini , B. Schneider