Výsledky vyhľadávania - "Geometry and structure of normed linear spaces"

Additive mappings preserving orthogonality between complex inner product spaces

Autori: Lei Li Siyu Liu Antonio M. Peralta

Zdroj: Digibug. Repositorio Institucional de la Universidad de Granada
Universidad de Granada (UGR)

Predmety: Mathematics - Functional Analysis, orthogonality preserving additive mappings, Geometry and structure of normed linear spaces, inner product spaces, Hilbert and pre-Hilbert spaces: geometry and topology (including spaces with semidefinite inner product), Orthogonal additivity and other conditional functional equations, Orthogonality preserving additive mappings, FOS: Mathematics, Euclidean orthogonality, Inner product spaces, Birkhoff orthogonality, Functional Analysis (math.FA)

Popis súboru: application/xml

Prístupová URL adresa: http://arxiv.org/abs/2410.08101
https://zbmath.org/7996655
https://doi.org/10.1016/j.laa.2025.01.042
https://hdl.handle.net/10481/103432

Perturbations of norm-additive maps between continuous function spaces

Autori: Sun, Longfa Sun, Yinghua

Zdroj: Proceedings of the Edinburgh Mathematical Society. 67:1099-1114

Predmety: Geometry and structure of normed linear spaces, continuous function spaces, Banach spaces of continuous, differentiable or analytic functions, Isometric theory of Banach spaces, norm-additive maps, Banach-Stone theorem, linear isometries, stability

Popis súboru: application/xml

Smoothness in Orlicz–Lorentz spaces: Smoothness in Orlicz-Lorentz spaces

Autori: Wang, Di Li, Yongjin

Zdroj: Banach Journal of Mathematical Analysis. 19

Predmety: Banach lattices, Geometry and structure of normed linear spaces, Modular spaces, Orlicz-Lorentz space, supporting functional, smooth point, smoothness, Spaces of measurable functions (\(L^p\)-spaces, Orlicz spaces, Köthe function spaces, Lorentz spaces, rearrangement invariant spaces, ideal spaces, etc.)

Popis súboru: application/xml

Prístupová URL adresa: https://zbmath.org/8036315
https://doi.org/10.1007/s43037-025-00418-5

The ball-covering property of non-commutative spaces of operators on Banach spaces

Autori: Bao, Qiyao Liu, Rui Shen, Jie

Zdroj: Banach Journal of Mathematical Analysis. 19

Predmety: Mathematics - Functional Analysis, Geometry and structure of normed linear spaces, unconditional bases, Summability and bases, functional analytic aspects of frames in Banach and Hilbert spaces, FOS: Mathematics, Calkin algebra, non-commutative spaces of operators, ball-covering property, Spaces of operators, tensor products, approximation properties, 46B20, 46B15, 46B28, Noncommutative function spaces, quotient Banach algebras, Functional Analysis (math.FA)

Popis súboru: application/xml

Prístupová URL adresa: http://arxiv.org/abs/2412.07137

Borel fields and measured fields of Polish spaces, Banach spaces, von Neumann algebras, and C∗${\rm C}^*$‐algebras: Borel fields and measured fields of Polish spaces, Banach spaces, von Neumann algebras, and \(\mathrm{C}^*\)-algebras

Autori: Stefaan Vaes Lise Wouters

Zdroj: Journal of the London Mathematical Society. 111

Predmety: Mathematics - Functional Analysis, General theory of \(C^*\)-algebras, Geometry and structure of normed linear spaces, General theory of von Neumann algebras, General properties and structure of locally compact groups, Mathematics - Operator Algebras, FOS: Mathematics, Mathematics - Logic, Operator Algebras (math.OA), Logic (math.LO), Descriptive set theory, Functional Analysis (math.FA)

Popis súboru: application/xml

Prístupová URL adresa: http://arxiv.org/abs/2405.16603

The ball-covering property of noncommutative symmetric spaces

Autori: Huang, Jinghao Kudaybergenov, Karimbergen Liu, Rui

Zdroj: Studia Mathematica. 277:169-190

Predmety: Geometry and structure of normed linear spaces, symmetric operator space, General theory of von Neumann algebras, ball-covering property, Noncommutative function spaces, Spaces of measurable functions (\(L^p\)-spaces, Orlicz spaces, Köthe function spaces, Lorentz spaces, rearrangement invariant spaces, ideal spaces, etc.), von Neumann algebra

Popis súboru: application/xml

Commutator estimates for Haar shifts with general measures

Autori: Borges, Tainara Conde Alonso, José M. Pipher, Jill a ďalší

Zdroj: Journal of Functional Analysis. 289:110945

Predmety: Geometry and structure of normed linear spaces, commutators, Mathematics - Classical Analysis and ODEs, non-doubling measures, Probability (math.PR), Classical Analysis and ODEs (math.CA), FOS: Mathematics, 42B20 (Primary), 60G46 (Secondary), Special integral transforms (Legendre, Hilbert, etc.), Function spaces arising in harmonic analysis, dyadic Hilbert transform, Mathematics - Probability

Popis súboru: application/xml

Prístupová URL adresa: http://arxiv.org/abs/2409.01155
https://zbmath.org/8036430
https://doi.org/10.1016/j.jfa.2025.110945

Noncommutative distances on graphs: An explicit approach via Birkhoff-James orthogonality: Noncommutative distances on graphs: an explicit approach via Birkhoff-James orthogonality

Autori: Pierre Clare Chi-Kwong Li Edward Poon a ďalší

Zdroj: Journal of Geometry and Physics. 213:105483

Predmety: Geometry and structure of normed linear spaces, Distance in graphs, Mathematics - Operator Algebras, FOS: Mathematics, Birkhoff-James orthogonality, Mathematics - Combinatorics, Combinatorics (math.CO), Operator Algebras (math.OA), noncommutative distances, metric properties of graphs, 58B34, 46B20, 05C12, 05C50, 15A60

Popis súboru: application/xml

Prístupová URL adresa: http://arxiv.org/abs/2409.04146

Hyperbolic valued Beurling weighted bicomplex Lebesgue spaces and some of their geometric characteristics

Autori: Erdem Toksoy

Zdroj: Journal of Inequalities and Applications, Vol 2024, Iss 1, Pp 1-17 (2024)

Predmety: Bicomplex weighted Lebesgue space, Geometry and structure of normed linear spaces, QA1-939, \(\mathbb{D}\)-Beurling weight, bicomplex weighted Lebesgue space, D $\mathbb{D}$ -Beurling weight, B $\mathbb{B}$ C $\mathbb{C}$ -convexity, \(L^p\)-spaces and other function spaces on groups, semigroups, etc, Mathematics, \(\mathbb{BC}\)-convexity, Spaces of measurable functions (\(L^p\)-spaces, Orlicz spaces, Köthe function spaces, Lorentz spaces, rearrangement invariant spaces, ideal spaces, etc.)

Popis súboru: application/xml

Prístupová URL adresa: https://zbmath.org/8034432
https://doi.org/10.1186/s13660-024-03238-7
https://doaj.org/article/072635a2395941c38d346d3d59a20e7e

On the strongly subdifferentiable points in Lipschitz-free spaces

Autori: Christian Cobollo Sheldon Dantas Petr Hájek a ďalší

Prispievatelia: Christian Cobollo Sheldon Dantas Petr Hájek a ďalší

Zdroj: RiuNet. Repositorio Institucional de la Universitat Politécnica de Valéncia
Universitat Politècnica de València (UPV)

Predmety: strong subdifferentiability, Lipschitz-free spaces, Mathematics - Functional Analysis, Gâteaux differentiability, Geometry and structure of normed linear spaces, Strong subdifferentiability, Derivatives of functions in infinite-dimensional spaces, Fréchet differentiability, Uniformly discrete spaces, FOS: Mathematics, uniformly discrete spaces, Fréchet and Gateaux differentiability in optimization, Functional Analysis (math.FA)

Popis súboru: application/pdf; application/xml

Prístupová URL adresa: http://arxiv.org/abs/2406.01269
https://riunet.upv.es/handle/10251/211988
https://zbmath.org/7952570
https://doi.org/10.1007/s43037-024-00389-z
https://hdl.handle.net/10251/211988
https://doi.org/10.1007/s43037-024-00389-z

Characterizations of ball-covering of separable Banach space and application

Autori: Shaoqiang Shang

Zdroj: Communications in Analysis and Mechanics, Vol 15, Iss 4, Pp 831-846 (2023)

Predmety: Geometry and structure of normed linear spaces, Orlicz sequence space, orlicz sequence space, QA801-939, Analytic mechanics, ball-covering property, separable space, strongly exposed point

Popis súboru: application/xml

Prístupová URL adresa: https://zbmath.org/7919378
https://doi.org/10.3934/cam.2023040
https://doaj.org/article/7aa7e97b10f34003b5fdfdc17ee66ad9

A decomposition theorem for balanced measures

Autori: Gregory Baimetov Ryan Bushling Ansel Goh a ďalší

Zdroj: Discrete Mathematics. 348:114389

Predmety: Connectivity, Geometry and structure of normed linear spaces, Optimal transportation, Distance in graphs, optimal transport, 05C12, 05C69, FOS: Mathematics, Mathematics - Combinatorics, balanced measure, Combinatorics (math.CO), Probability theory on algebraic and topological structures, equilibrium condition, Planar graphs, geometric and topological aspects of graph theory

Popis súboru: application/xml

Prístupová URL adresa: http://arxiv.org/abs/2312.08649

Magnitude and Holmes–Thompson intrinsic volumes of convex bodies: Magnitude and Holmes-Thompson intrinsic volumes of convex bodies

Autori: Meckes, Mark W.

Zdroj: Canadian Mathematical Bulletin

Predmety: Random convex sets and integral geometry (aspects of convex geometry), Metric Geometry (math.MG), Mahler's conjecture, Convex sets in \(n\) dimensions (including convex hypersurfaces), Metric geometry, 01 natural sciences, Length, area, volume and convex sets (aspects of convex geometry), Functional Analysis (math.FA), Mathematics - Functional Analysis, Geometry and structure of normed linear spaces, Sudakov minoration, Mathematics - Metric Geometry, FOS: Mathematics, magnitude, 0101 mathematics, Holmes-Thompson intrinsic volumes

Popis súboru: application/xml

Prístupová URL adresa: http://arxiv.org/abs/2206.02600
https://zbmath.org/7741836
https://doi.org/10.4153/s0008439522000728

Continuous orthogonality spaces

Autori: Szabó, György

Zdroj: Publicationes Mathematicae Debrecen. 38:311-322

Predmety: orthogonally additive mappings, inner product space, Geometry and structure of normed linear spaces, Generalizations of inner products (semi-inner products, partial inner products, etc.), Birkhoff-James orthogonality, Characterizations of Hilbert spaces, 0101 mathematics, real orthogonality space, continuous orthogonality space, 01 natural sciences

Popis súboru: application/xml

Prístupová URL adresa: https://zbmath.org/22006

Fixed Point Property of Variable Exponent Cesàro Complex Function Space of Formal Power Series under Premodular: Fixed point property of variable exponent Cesàro complex function space of formal power series under premodular

Autori: Awad A. Bakery Elsayed A. E. Mohamed

Zdroj: Journal of Function Spaces, Vol 2022 (2022)

Predmety: Geometry and structure of normed linear spaces, Fixed-point theorems, QA1-939, Cesàro complex function space of formal power series, Caristi's fixed point theorem, 0101 mathematics, General theory of difference equations, prequasi-ideal generated by \(s\)-numbers, 01 natural sciences, Mathematics, Spaces of measurable functions (\(L^p\)-spaces, Orlicz spaces, Köthe function spaces, Lorentz spaces, rearrangement invariant spaces, ideal spaces, etc.), Riesz operators, eigenvalue distributions, approximation numbers, \(s\)-numbers, Kolmogorov numbers, entropy numbers, etc. of operators

Popis súboru: application/xml; text/xhtml

Prístupová URL adresa: https://doaj.org/article/0fa4eaca312a439396a1e4c0b6e30fdb

Every 2-dimensional Banach space has the Mazur–Ulam property: Every $2$-dimensional Banach space has the Mazur-Ulam property

Autori: Taras Banakh

Zdroj: Linear Algebra and its Applications. 632:268-280

Predmety: Mathematics - Functional Analysis, Geometry and structure of normed linear spaces, Mathematics - Metric Geometry, 46B04, 46B20, 52A21, 52A10, 53A04, 54E35, 54E40, two-dimensional spaces, FOS: Mathematics, Metric Geometry (math.MG), 0101 mathematics, Tingley's problem, 01 natural sciences, Mazur-Ulam property, Functional Analysis (math.FA)

Popis súboru: application/xml

Prístupová URL adresa: http://arxiv.org/abs/2103.09268
https://www.sciencedirect.com/science/article/pii/S0024379521003657

The Slice Approximating Property and Figiel-Type Problem on Unit Spheres: The slice approximating property and Figiel-type problem on unit spheres

Autori: Li, Lei Liu, Rui Yin, Jifu

Zdroj: Results in Mathematics. 79

Predmety: isometries, Geometry and structure of normed linear spaces, slice approximating property: generalized lushness, Figiel operator, Isometric theory of Banach spaces

Popis súboru: application/xml

LOCAL AND UNIFORM NEAR SMOOTHNESS OF SOME BANACH SPACES: Local and uniform near smoothness of some Banach spaces

Autori: Leszek Olszowy

Zdroj: Tamkang Journal of Mathematics. 28:253-263

Predmety: modulus of near smoothness, Geometry and structure of normed linear spaces, measure of noncompactness, local near uniform smoothness, 0101 mathematics, Classical Banach spaces in the general theory, property \(H^*\), 01 natural sciences

Popis súboru: application/xml

Prístupová URL adresa: https://journals.math.tku.edu.tw/index.php/TKJM/article/download/4247/1335
https://zbmath.org/1160514

Subsets of rectifiable curves in Banach spaces II: Universal estimates for almost flat arcs: Subsets of rectifiable curves in Banach spaces. II: Universal estimates for almost flat arcs

Autori: Badger, Matthew McCurdy, Sean

Zdroj: Illinois Journal of Mathematics. 67

Predmety: Length, area, volume, other geometric measure theory, Lipschitz (Hölder) classes, Metric Geometry (math.MG), 01 natural sciences, Functional Analysis (math.FA), Mathematics - Functional Analysis, Geometry and structure of normed linear spaces, Mathematics - Metric Geometry, Mathematics - Classical Analysis and ODEs, Martingales and classical analysis, Classical Analysis and ODEs (math.CA), FOS: Mathematics, 0101 mathematics, Primary 28A75, Secondary 26A16, 46B20, 60G46

Popis súboru: application/xml

Prístupová URL adresa: http://arxiv.org/abs/2208.10288

Dilation and Birkhoff-James orthogonality

Autori: Pal, Sourav Roy, Saikat

Zdroj: Journal of Mathematical Analysis and Applications. 537:128326

Predmety: Andô dilation, Mathematics - Functional Analysis, regular unitary dilation, Geometry and structure of normed linear spaces, Schäffer dilation, FOS: Mathematics, Birkhoff-James orthogonality, Dilations, extensions, compressions of linear operators, unitary \(\rho\)-dilation, \(\varepsilon\)-approximate Birkhoff-James orthogonality, Functional Analysis (math.FA)

Popis súboru: application/xml

Prístupová URL adresa: http://arxiv.org/abs/2306.12237