General Topology

Authors and titles for math.GN in Apr 2024

[1]  arXiv:2404.00455 [pdf, ps, other]

Title: Strongly discrete subsets with Lindelöf closures

Authors: Angelo Bella, Santi Spadaro

Comments: Dedicated to the memory of Phil Zenor

Journal-ref: Topology Proceedings 59 (2022), 89--98

Subjects: General Topology (math.GN)

[2]  arXiv:2404.00542 [pdf, ps, other]

Title: On uniformly continuous surjections between function spaces

Authors: Ali Emre Eysen, Vesko Valov

Comments: 23 pages

Subjects: General Topology (math.GN)

[3]  arXiv:2404.00580 [pdf, ps, other]

Title: Every $T_1$ connected first-countable space is a continuous open image of a connected metrizable space

Authors: Vlad Smolin

Subjects: General Topology (math.GN)

[4]  arXiv:2404.01472 [pdf, other]

Title: The homeomorphisms of the Sierpiński carpet are not classifiable by countable structures

Authors: Dhruv Kulshreshtha, Aristotelis Panagiotopoulos

Comments: 13 pages, 6 figures

Subjects: General Topology (math.GN); Logic (math.LO)

[5]  arXiv:2404.04203 [pdf, ps, other]

Title: On a generalization of compact and connected spaces

Authors: Nebojsa Elez, Ognjen Papaz

Subjects: General Topology (math.GN)

[6]  arXiv:2404.04625 [pdf, ps, other]

Title: Cofinal types and topological groups

Authors: Boriša Kuzeljević, Stepan Milošević

Subjects: General Topology (math.GN)

[7]  arXiv:2404.05709 [pdf, ps, other]

Title: Endpoint-homogeneous fans

Authors: Will Brian, Rene Gril Rogina

Subjects: General Topology (math.GN)

[8]  arXiv:2404.05740 [pdf, ps, other]

Title: On three-point generalizations of Banach and Edelstein fixed point theorems

Authors: Christian Bey, Evgeniy Petrov, Ruslan Salimov

Comments: 14 pages, 1 figure. arXiv admin note: text overlap with arXiv:2308.01003

Subjects: General Topology (math.GN)

[9]  arXiv:2404.06071 [pdf, ps, other]

Title: Subfitness in distributive (semi)lattices

Authors: Guram Bezhanishvili, James Madden, M. Andrew Moshier, Marcus Tressl, Joanne Walters-Wayland

Comments: 14 pages, 1 figure

Subjects: General Topology (math.GN)

[10]  arXiv:2404.06623 [pdf, ps, other]

Title: Quasiorders for a characterization of iso-dense spaces

Authors: Tom Richmond, Eliza Wajch

Subjects: General Topology (math.GN); Logic (math.LO)

[11]  arXiv:2404.13280 [pdf, ps, other]

Title: On monoids of metric preserving functions

Authors: Viktoriia Bilet, Oleksiy Dovgoshey

Comments: 15 pages

Subjects: General Topology (math.GN)

[12]  arXiv:2404.13741 [pdf, ps, other]

Title: Hyperspaces of the double arrow

Authors: Sebastián Barría

Comments: 9 pages

Subjects: General Topology (math.GN)

[13]  arXiv:2404.14026 [pdf, ps, other]

Title: Weak Lipschitz structures and their connections with the topological structures

Authors: Tullio Valent

Subjects: General Topology (math.GN)

[14]  arXiv:2404.15682 [pdf, other]

Title: Fixed points for three point generalized orbital triangular contractions

Authors: Cristina Maria Pacurar, Ovidiu Popescu

Comments: Submitted to Journal on 24 April 2024

Subjects: General Topology (math.GN)

[15]  arXiv:2404.15788 [pdf, other]

Title: Sufficent Conditions for the preservation of Polygonal-Connectedness in an arbitrary normed space

Authors: Savvas Andronicou, Emmanouil Milakis

Subjects: General Topology (math.GN)

[16]  arXiv:2404.15871 [pdf, other]

Title: Sufficent Conditions for the preservation of Path-Connectedness in an arbitrary metric space

Authors: Savvas Andronicou, Emmanouil Milakis

Subjects: General Topology (math.GN)

[17]  arXiv:2404.17628 [pdf, ps, other]

Title: Sufficiently many projections in archimedean vector lattices with weak order unit

Authors: Anthony W. Hager, Brian Wynne

Subjects: General Topology (math.GN)

[18]  arXiv:2404.18614 [pdf, other]

Title: A Few Projective Classes of (Non-Hausdorff) Topological Spaces

Authors: Jean Goubault-Larrecq

Comments: 20 pages, 2 figures

Subjects: General Topology (math.GN)

[19]  arXiv:2404.19703 [pdf, ps, other]

Title: $C$-embedding, Lindelöfness, Čech-completeness

Authors: Alan Dow, Klaas Pieter Hart, Jan van Mill, Hans Vermeer

Subjects: General Topology (math.GN)

[20]  arXiv:2404.00782 (cross-list from math.MG) [pdf, other]

Title: Fixed point theorem for generalized Chatterjea type mappings

Authors: Ovidiu Popescu, Cristina Maria Păcurar

Subjects: Metric Geometry (math.MG); General Topology (math.GN)

[21]  arXiv:2404.02379 (cross-list from math.LO) [pdf, ps, other]

Title: Diamond principles and Tukey-top ultrafilters on a countable set

Authors: Tom Benhamou, Fanxin Wu

Subjects: Logic (math.LO); General Topology (math.GN)

[22]  arXiv:2404.03597 (cross-list from math.LO) [pdf, ps, other]

Title: Chain union closures

Authors: Wiesław Kubiś, Franz-Viktor Kuhlmann

Comments: 13 pages. arXiv admin note: text overlap with arXiv:1810.05832

Subjects: Logic (math.LO); General Topology (math.GN)

[23]  arXiv:2404.05017 (cross-list from math.CT) [pdf, ps, other]

Title: A variety of co-quasivarieties

Authors: Maria Manuel Clementino, Carlos Fitas, Dirk Hofmann

Subjects: Category Theory (math.CT); General Topology (math.GN)

[24]  arXiv:2404.08146 (cross-list from math.DS) [pdf, ps, other]

Title: Mean dimension explosion of induced homeomorphisms

Authors: Gabriel Lacerda, Sergio Romaña

Subjects: Dynamical Systems (math.DS); General Topology (math.GN)

[25]  arXiv:2404.08874 (cross-list from math.AT) [pdf, ps, other]

Title: Semi-coarse Spaces: Fundamental Groupoid and the van Kampen Theorem

Authors: Jonathan Treviño-Marroquín

Comments: 32 pages, 9 figures

Subjects: Algebraic Topology (math.AT); General Topology (math.GN)