Bella, Angelo; Spadaro, Santi Strongly discrete subsets with Lindelöf closures. (English) Zbl 07354648 Topol. Proc. 59, 89-98 (2022). MSC: 54A25 54D20 54D10 PDF BibTeX XML Cite \textit{A. Bella} and \textit{S. Spadaro}, Topol. Proc. 59, 89--98 (2022; Zbl 07354648) Full Text: Link
Arhangel’skii, A. V. On nowhere locally compact spaces with connected Stone-Čech remainder. (English) Zbl 07354647 Topol. Proc. 59, 55-66 (2022). MSC: 54A25 54B05 PDF BibTeX XML Cite \textit{A. V. Arhangel'skii}, Topol. Proc. 59, 55--66 (2022; Zbl 07354647) Full Text: Link
Yoshitomi, Kazushi Remarks on cardinal inequalities in convergence spaces. (English) Zbl 07361100 Math. Bohem. 146, No. 2, 215-227 (2021). MSC: 54A20 54A25 PDF BibTeX XML Cite \textit{K. Yoshitomi}, Math. Bohem. 146, No. 2, 215--227 (2021; Zbl 07361100) Full Text: DOI
Yuldashev, Tursun Kamaldinovich; Mukhamadiev, Farkhod Gafurjanovich Local \(\tau \)-density and local weak \(\tau \)-density in topological spaces. (English) Zbl 07360162 Sib. Èlektron. Mat. Izv. 18, 474-478 (2021). MSC: 54B20 54A25 PDF BibTeX XML Cite \textit{T. K. Yuldashev} and \textit{F. G. Mukhamadiev}, Sib. Èlektron. Mat. Izv. 18, 474--478 (2021; Zbl 07360162) Full Text: DOI
Bella, Angelo; Spadaro, Santi Upper bounds for the tightness of the \(G_\delta\)-topology. (English) Zbl 07356425 Monatsh. Math. 195, No. 2, 183-190 (2021). MSC: 54A25 54D20 54D55 PDF BibTeX XML Cite \textit{A. Bella} and \textit{S. Spadaro}, Monatsh. Math. 195, No. 2, 183--190 (2021; Zbl 07356425) Full Text: DOI
Arhangel’skii, A. V.; Choban, Mitrofan M. Properties of remainders of topological groups and of their perfect images. (English) Zbl 07354973 Topology Appl. 296, Article ID 107687, 18 p. (2021). MSC: 54A25 54H11 54B05 PDF BibTeX XML Cite \textit{A. V. Arhangel'skii} and \textit{M. M. Choban}, Topology Appl. 296, Article ID 107687, 18 p. (2021; Zbl 07354973) Full Text: DOI
He, Wei; Peng, Dekui; Tkachenko, Mikhail; Zhang, Heng \(\mathcal{M}\)-factorizability of products and \(\tau\)-fine topological groups. (English) Zbl 07354969 Topology Appl. 296, Article ID 107674, 22 p. (2021). MSC: 22A05 54A25 54H11 54A35 PDF BibTeX XML Cite \textit{W. He} et al., Topology Appl. 296, Article ID 107674, 22 p. (2021; Zbl 07354969) Full Text: DOI
Spadaro, Santi Correction to: “Free sequences and the tightness of pseudoradial spaces”. (English) Zbl 07348573 Rev. R. Acad. Cienc. Exactas Fís. Nat., Ser. A Mat., RACSAM 115, No. 2, Paper No. 95, 1 p. (2021). MSC: 54A25 54D20 PDF BibTeX XML Cite \textit{S. Spadaro}, Rev. R. Acad. Cienc. Exactas Fís. Nat., Ser. A Mat., RACSAM 115, No. 2, Paper No. 95, 1 p. (2021; Zbl 07348573) Full Text: DOI
Tang, Zhongbao; Lin, Shou; Xuan, Wei-Feng On some classes of quasitopological groups. (English) Zbl 07335372 Topology Appl. 295, Article ID 107671, 14 p. (2021). MSC: 22A05 54A25 54E25 54G20 54H11 PDF BibTeX XML Cite \textit{Z. Tang} et al., Topology Appl. 295, Article ID 107671, 14 p. (2021; Zbl 07335372) Full Text: DOI
Xiao, Zhiqiang; He, Wei; Peng, Dekui Predecessors and successors of the Euclidean topology on a subgroup of \(GL(2,\mathbb{R})\). (English) Zbl 07335369 Topology Appl. 295, Article ID 107668, 12 p. (2021). MSC: 22A05 54A25 54H11 54A35 PDF BibTeX XML Cite \textit{Z. Xiao} et al., Topology Appl. 295, Article ID 107668, 12 p. (2021; Zbl 07335369) Full Text: DOI
Lin, Fucai Transversal, \(T_1\)-independent, and \(T_1\)-complementary paratopological group topologies. (English) Zbl 07318679 Topology Appl. 292, Article ID 107631, 19 p. (2021). MSC: 22A05 54H11 54A25 54A35 54G20 PDF BibTeX XML Cite \textit{F. Lin}, Topology Appl. 292, Article ID 107631, 19 p. (2021; Zbl 07318679) Full Text: DOI
Ling, Xuewei; Lin, Shou; He, Wei Metrizable and weakly metrizable coset spaces. (English) Zbl 07318671 Topology Appl. 291, Article ID 107625, 16 p. (2021). MSC: 22A05 54A25 54E25 54G20 54H11 PDF BibTeX XML Cite \textit{X. Ling} et al., Topology Appl. 291, Article ID 107625, 16 p. (2021; Zbl 07318671) Full Text: DOI
Osipov, Alexander V. On the cardinality of \(S(n)\)-spaces. (English) Zbl 07312322 Quaest. Math. 44, No. 1, 121-128 (2021). Reviewer: Jack R. Porter (Lawrence) MSC: 54A25 54D10 54D25 PDF BibTeX XML Cite \textit{A. V. Osipov}, Quaest. Math. 44, No. 1, 121--128 (2021; Zbl 07312322) Full Text: DOI
Ciesielski, Krzysztof Chris; Natkaniec, Tomasz Different notions of Sierpiński-Zygmund functions. (English) Zbl 07311766 Rev. Mat. Complut. 34, No. 1, 151-173 (2021). MSC: 54A25 26A15 54A35 PDF BibTeX XML Cite \textit{K. C. Ciesielski} and \textit{T. Natkaniec}, Rev. Mat. Complut. 34, No. 1, 151--173 (2021; Zbl 07311766) Full Text: DOI
Cruz-Castillo, Ricardo; Ramírez-Páramo, Alejandro; Tenorio, Jesús F. Menger and Menger-type star selection principles for hit-and-miss topology. (English) Zbl 07305093 Topology Appl. 290, Article ID 107574, 13 p. (2021). MSC: 54B20 54D20 54A05 54A25 PDF BibTeX XML Cite \textit{R. Cruz-Castillo} et al., Topology Appl. 290, Article ID 107574, 13 p. (2021; Zbl 07305093) Full Text: DOI
He, Wei; Peng, Dekui; Tkachenko, Mikhail; Zhang, Heng \(\mathcal{M}\)-factorizable feathered topological groups. (English) Zbl 07298391 Topology Appl. 289, Article ID 107481, 18 p. (2021). MSC: 22A05 54A25 54H11 54A35 PDF BibTeX XML Cite \textit{W. He} et al., Topology Appl. 289, Article ID 107481, 18 p. (2021; Zbl 07298391) Full Text: DOI
Singh Kainth, Surinder Pal Perfect metric spaces of increasingly large cardinality. (English) Zbl 1455.54009 Am. Math. Mon. 128, No. 1, 69 (2021). MSC: 54A25 54E35 PDF BibTeX XML Cite \textit{S. P. Singh Kainth}, Am. Math. Mon. 128, No. 1, 69 (2021; Zbl 1455.54009) Full Text: DOI
Díaz-Reyes, Jesús; Ramírez-Páramo, Alejandro; Tenorio, Jesús F. Rothberger and Rothberger-type star selection principles on hyperspaces. (English) Zbl 1460.54008 Topology Appl. 287, Article ID 107448, 10 p. (2021). Reviewer: Takamitsu Yamauchi (Matsuyama) MSC: 54B20 54D20 54A05 54A25 PDF BibTeX XML Cite \textit{J. Díaz-Reyes} et al., Topology Appl. 287, Article ID 107448, 10 p. (2021; Zbl 1460.54008) Full Text: DOI
Yuldashev, Tursun K.; Mukhamadiev, Farkhod G. The local density and the local weak density in the space of permutation degree and in Hattori space. (English) Zbl 07339706 Ural Math. J. 6, No. 2, 108-116 (2020). MSC: 54A25 54B20 54B30 PDF BibTeX XML Cite \textit{T. K. Yuldashev} and \textit{F. G. Mukhamadiev}, Ural Math. J. 6, No. 2, 108--116 (2020; Zbl 07339706) Full Text: DOI MNR
Álvarez-Samaniego, Borys; Merino, Andrés Some properties related to the Cantor-Bendixson derivative on a Polish space. (English) Zbl 07328081 N. Z. J. Math. 50, 207-218 (2020). MSC: 54E50 54A25 03E15 03E10 PDF BibTeX XML Cite \textit{B. Álvarez-Samaniego} and \textit{A. Merino}, N. Z. J. Math. 50, 207--218 (2020; Zbl 07328081) Full Text: Link
Juhász, I.; Soukup, L.; Szentmiklóssy, Z. On cellular-compact spaces. (English) Zbl 07301200 Acta Math. Hung. 162, No. 2, 549-556 (2020). Reviewer: Shou Lin (Ningde) MSC: 54A25 54A35 54D30 54D65 PDF BibTeX XML Cite \textit{I. Juhász} et al., Acta Math. Hung. 162, No. 2, 549--556 (2020; Zbl 07301200) Full Text: DOI
Chen-Mertens, William; Szeptycki, Paul J. The effect of forcing axioms on the tightness of the \(G_\delta\)-modification. (English) Zbl 07301040 Fundam. Math. 251, No. 2, 195-202 (2020). Reviewer: K. P. Hart (Delft) MSC: 54A25 54A10 54A20 03E35 03E50 03E75 PDF BibTeX XML Cite \textit{W. Chen-Mertens} and \textit{P. J. Szeptycki}, Fundam. Math. 251, No. 2, 195--202 (2020; Zbl 07301040) Full Text: DOI
Arhangel’skii, A. V. Generalizing dyadicity and Esenin-Vol’pin’s theorem. (English) Zbl 1458.54017 Topology Appl. 281, Article ID 107234, 7 p. (2020). Reviewer: K. P. Hart (Delft) MSC: 54E18 22A05 54A25 54B05 54D20 54D30 PDF BibTeX XML Cite \textit{A. V. Arhangel'skii}, Topology Appl. 281, Article ID 107234, 7 p. (2020; Zbl 1458.54017) Full Text: DOI
Juhász, István; Soukup, Lajos; Szentmiklóssy, Zoltán Spaces of small cellularity have nowhere constant continuous images of small weight. (English) Zbl 07289024 Topology Appl. 281, Article ID 107212, 17 p. (2020). Reviewer: Santi Spadaro (Palermo) MSC: 54C10 54A25 54A35 PDF BibTeX XML Cite \textit{I. Juhász} et al., Topology Appl. 281, Article ID 107212, 17 p. (2020; Zbl 07289024) Full Text: DOI
Bella, Angelo On cellular-compact and related spaces. (English) Zbl 07289015 Topology Appl. 281, Article ID 107203, 6 p. (2020). MSC: 54A25 54D20 54D55 PDF BibTeX XML Cite \textit{A. Bella}, Topology Appl. 281, Article ID 107203, 6 p. (2020; Zbl 07289015) Full Text: DOI
Lin, Fucai; Liu, Chuan Notes on free topological vector spaces. (English) Zbl 07289005 Topology Appl. 281, Article ID 107191, 8 p. (2020). Reviewer: Zoran Kadelburg (Beograd) MSC: 46A03 22A05 54A25 54D50 PDF BibTeX XML Cite \textit{F. Lin} and \textit{C. Liu}, Topology Appl. 281, Article ID 107191, 8 p. (2020; Zbl 07289005) Full Text: DOI
Arhangel’skii, A. V.; van Mill, J. Covering Tychonoff cubes by topological groups. (English) Zbl 1455.54020 Topology Appl. 281, Article ID 107189, 4 p. (2020). MSC: 54D35 54D40 54A25 PDF BibTeX XML Cite \textit{A. V. Arhangel'skii} and \textit{J. van Mill}, Topology Appl. 281, Article ID 107189, 4 p. (2020; Zbl 1455.54020) Full Text: DOI
Xuan, Wei-Feng; Song, Yan-Kui On star Lindelöf spaces. (English) Zbl 07287396 Stud. Sci. Math. Hung. 57, No. 2, 139-146 (2020). Reviewer: David B. Gauld (Auckland) MSC: 54D20 54A25 54E35 PDF BibTeX XML Cite \textit{W.-F. Xuan} and \textit{Y.-K. Song}, Stud. Sci. Math. Hung. 57, No. 2, 139--146 (2020; Zbl 07287396) Full Text: DOI
Anderson, Daron; Mashburn, Joe; Yengulalp, Lynne Microhomogeneity. (English) Zbl 1455.54007 Topology Appl. 284, Article ID 107406, 19 p. (2020). Reviewer: Nathan Carlson (Thousand Oaks) MSC: 54A25 PDF BibTeX XML Cite \textit{D. Anderson} et al., Topology Appl. 284, Article ID 107406, 19 p. (2020; Zbl 1455.54007) Full Text: DOI
Das, Pratulananda; Pal, Sudip Kumar; Adhikary, Nayan On certain versions of straightness. (English) Zbl 1460.54018 Topology Appl. 284, Article ID 107369, 15 p. (2020). Reviewer: Kohzo Yamada (Shizuoka) MSC: 54E35 54C30 54A25 PDF BibTeX XML Cite \textit{P. Das} et al., Topology Appl. 284, Article ID 107369, 15 p. (2020; Zbl 1460.54018) Full Text: DOI
Hirata, Yasushi; Kemoto, Nobuyuki The weight of lexicographic products. (English) Zbl 1457.54025 Topology Appl. 284, Article ID 107357, 13 p. (2020). Reviewer: Hans Weber (Udine) MSC: 54F05 54B10 54B05 54A25 06F30 PDF BibTeX XML Cite \textit{Y. Hirata} and \textit{N. Kemoto}, Topology Appl. 284, Article ID 107357, 13 p. (2020; Zbl 1457.54025) Full Text: DOI
Osipov, Alexander V. On generalization of theorems of Pestryakov. (English) Zbl 1457.54005 Topology Appl. 283, Article ID 107399, 12 p. (2020). Reviewer: David B. Gauld (Auckland) MSC: 54A25 54C35 54C30 PDF BibTeX XML Cite \textit{A. V. Osipov}, Topology Appl. 283, Article ID 107399, 12 p. (2020; Zbl 1457.54005) Full Text: DOI
Casas-de la Rosa, Javier; Martínez-Ruiz, Iván; Ramírez-Páramo, Alejandro Star versions of the Rothberger property on hyperspaces. (English) Zbl 1460.54007 Topology Appl. 283, Article ID 107396, 12 p. (2020). Reviewer: Ljubiša D. Kočinac (Niš) MSC: 54B20 54A25 54D20 PDF BibTeX XML Cite \textit{J. Casas-de la Rosa} et al., Topology Appl. 283, Article ID 107396, 12 p. (2020; Zbl 1460.54007) Full Text: DOI
Dow, Alan; Juhász, István Densely \(k\)-separable compacta are densely separable. (English) Zbl 07285216 Topology Appl. 283, Article ID 107351, 7 p. (2020). Reviewer: Ljubiša D. Kočinac (Niš) MSC: 54A25 54D65 PDF BibTeX XML Cite \textit{A. Dow} and \textit{I. Juhász}, Topology Appl. 283, Article ID 107351, 7 p. (2020; Zbl 07285216) Full Text: DOI
Juhász, István; van Mill, Jan; Soukup, Lajos; Szentmiklóssy, Zoltán Connected and/or topological group pd-examples. (English) Zbl 07285213 Topology Appl. 283, Article ID 107347, 13 p. (2020). MSC: 03E10 03E35 54A25 54D05 54H11 22A05 46A03 PDF BibTeX XML Cite \textit{I. Juhász} et al., Topology Appl. 283, Article ID 107347, 13 p. (2020; Zbl 07285213) Full Text: DOI
Lin, Shou; Li, Jinjin; Cai, Zhangyong The establishment and development of star-Lindelöf spaces. (English) Zbl 1454.54002 Topology Appl. 283, Article ID 107341, 13 p. (2020). MSC: 54-02 54D20 54A25 PDF BibTeX XML Cite \textit{S. Lin} et al., Topology Appl. 283, Article ID 107341, 13 p. (2020; Zbl 1454.54002) Full Text: DOI
Peng, Liang-Xue; Xu, Ying-Kun A study of \(\gamma \)-metrizable spaces. (English) Zbl 1455.54024 Topology Appl. 282, Article ID 107327, 12 p. (2020). Reviewer: Aleksey A. Dovgoshey (Slovyansk) MSC: 54E35 54A25 54B05 PDF BibTeX XML Cite \textit{L.-X. Peng} and \textit{Y.-K. Xu}, Topology Appl. 282, Article ID 107327, 12 p. (2020; Zbl 1455.54024) Full Text: DOI
Hirata, Yasushi; Yajima, Yukinobu A characterization of the countable paracompactness for products of ordinals. (English) Zbl 1455.54008 Topology Appl. 282, Article ID 107325, 10 p. (2020). Reviewer: Ivan S. Gotchev (New Britain) MSC: 54A25 54B10 03E10 03E35 PDF BibTeX XML Cite \textit{Y. Hirata} and \textit{Y. Yajima}, Topology Appl. 282, Article ID 107325, 10 p. (2020; Zbl 1455.54008) Full Text: DOI
Mukhamadiev, F. G. On certain cardinal properties of the \({N}_{\tau}^{\varphi } \)-nucleus of a space \(X\). (English. Russian original) Zbl 1442.54006 J. Math. Sci., New York 245, No. 3, 411-415 (2020); translation from Itogi Nauki Tekh., Ser. Sovrem. Mat. Prilozh., Temat. Obz. 144, 117-121 (2018). MSC: 54A25 18B20 46A63 18A05 46E27 PDF BibTeX XML Cite \textit{F. G. Mukhamadiev}, J. Math. Sci., New York 245, No. 3, 411--415 (2020; Zbl 1442.54006); translation from Itogi Nauki Tekh., Ser. Sovrem. Mat. Prilozh., Temat. Obz. 144, 117--121 (2018) Full Text: DOI
Xie, Li-Hong; Tkachenko, Mikhail G. Simply \(sm\)-factorizable (para)topological groups and their completions. (English) Zbl 07242549 Monatsh. Math. 193, No. 2, 507-529 (2020). MSC: 22A05 22A30 54H11 54A25 54C30 PDF BibTeX XML Cite \textit{L.-H. Xie} and \textit{M. G. Tkachenko}, Monatsh. Math. 193, No. 2, 507--529 (2020; Zbl 07242549) Full Text: DOI
Xuan, Wei-Feng; Song, Yan-Kui Notes on selectively 2-star-ccc spaces. (English) Zbl 1445.54012 Rev. R. Acad. Cienc. Exactas Fís. Nat., Ser. A Mat., RACSAM 114, No. 3, Paper No. 155, 9 p. (2020). Reviewer: David B. Gauld (Auckland) MSC: 54D20 54A25 54E30 PDF BibTeX XML Cite \textit{W.-F. Xuan} and \textit{Y.-K. Song}, Rev. R. Acad. Cienc. Exactas Fís. Nat., Ser. A Mat., RACSAM 114, No. 3, Paper No. 155, 9 p. (2020; Zbl 1445.54012) Full Text: DOI
Ershov, Yu. L. The \(d\)-rank of an \(\alpha \)-space does not exceed 1. (English. Russian original) Zbl 1457.54024 Algebra Logic 58, No. 6, 470-474 (2020); translation from Algebra Logika 58, No. 6, 706-713 (2019). MSC: 54F05 06B35 03E75 54A25 PDF BibTeX XML Cite \textit{Yu. L. Ershov}, Algebra Logic 58, No. 6, 470--474 (2020; Zbl 1457.54024); translation from Algebra Logika 58, No. 6, 706--713 (2019) Full Text: DOI
Bella, Angelo; Spadaro, Santi A note on rank 2 diagonals. (English) Zbl 1444.54002 Appl. Gen. Topol. 21, No. 1, 81-85 (2020). Reviewer: David B. Gauld (Auckland) MSC: 54A25 54D10 54D20 PDF BibTeX XML Cite \textit{A. Bella} and \textit{S. Spadaro}, Appl. Gen. Topol. 21, No. 1, 81--85 (2020; Zbl 1444.54002) Full Text: Link
Xuan, Wei-Feng; Song, Yan-Kui; Shi, Wei-Xue Generalized Mrówka spaces and diagonal properties. (English) Zbl 1444.54003 Bull. Belg. Math. Soc. - Simon Stevin 27, No. 1, 61-69 (2020). Reviewer: David B. Gauld (Auckland) MSC: 54A25 54D20 54E35 54G20 PDF BibTeX XML Cite \textit{W.-F. Xuan} et al., Bull. Belg. Math. Soc. - Simon Stevin 27, No. 1, 61--69 (2020; Zbl 1444.54003) Full Text: DOI Euclid
Eshed, Aviv; Vicenta Ferrer, M.; Hernández, Salvador; Szewczak, Piotr; Tsaban, Boaz A classification of the cofinal structures of precompacta. (English) Zbl 1452.03101 Ann. Pure Appl. Logic 171, No. 8, Article ID 102810, 14 p. (2020). Reviewer: K. P. Hart (Delft) MSC: 03E15 03E04 03E17 06A07 22A05 54A25 PDF BibTeX XML Cite \textit{A. Eshed} et al., Ann. Pure Appl. Logic 171, No. 8, Article ID 102810, 14 p. (2020; Zbl 1452.03101) Full Text: DOI
Hirata, Yasushi; Yajima, Yukinobu Undecidability of the cardinality of \(C^*\)-embedded discrete subsets in products of natural numbers. (English) Zbl 1452.03103 Topol. Proc. 56, 85-95 (2020). Reviewer: Vinicius Rodrigues (São Paulo) MSC: 03E35 54A25 54B10 54C45 PDF BibTeX XML Cite \textit{Y. Hirata} and \textit{Y. Yajima}, Topol. Proc. 56, 85--95 (2020; Zbl 1452.03103) Full Text: Link
Paolini, Gianluca; Shelah, Saharon On a cardinal invariant related to the Haar measure problem. (English) Zbl 1440.28008 Isr. J. Math. 236, No. 1, 305-316 (2020). Reviewer: Hans Weber (Udine) MSC: 28C10 03E17 22C05 54A25 54H11 PDF BibTeX XML Cite \textit{G. Paolini} and \textit{S. Shelah}, Isr. J. Math. 236, No. 1, 305--316 (2020; Zbl 1440.28008) Full Text: DOI
Spadaro, Santi Free sequences and the tightness of pseudoradial spaces. (English) Zbl 1442.54007 Rev. R. Acad. Cienc. Exactas Fís. Nat., Ser. A Mat., RACSAM 114, No. 3, Paper No. 130, 6 p. (2020); correction ibid. 114, No. 3, Paper 115, No. 2, No. 130, 6 p. (2021). Reviewer: Richard G. Wilson (México D. F.) MSC: 54A25 54D20 PDF BibTeX XML Cite \textit{S. Spadaro}, Rev. R. Acad. Cienc. Exactas Fís. Nat., Ser. A Mat., RACSAM 114, No. 3, Paper No. 130, 6 p. (2020; Zbl 1442.54007) Full Text: DOI
Chiaselotti, Giampiero; Infusino, Federico G. Alexandroff topologies and monoid actions. (English) Zbl 1440.54001 Forum Math. 32, No. 3, 795-826 (2020). Reviewer: Erdal Ekici (Çanakkale) MSC: 54A05 54A25 20M30 20M15 PDF BibTeX XML Cite \textit{G. Chiaselotti} and \textit{F. G. Infusino}, Forum Math. 32, No. 3, 795--826 (2020; Zbl 1440.54001) Full Text: DOI
Bella, A.; Carlson, N. On weakening tightness to weak tightness. (English) Zbl 1440.54005 Monatsh. Math. 192, No. 1, 39-48 (2020). Reviewer: K. P. Hart (Delft) MSC: 54A25 54A35 54C99 54D30 PDF BibTeX XML Cite \textit{A. Bella} and \textit{N. Carlson}, Monatsh. Math. 192, No. 1, 39--48 (2020; Zbl 1440.54005) Full Text: DOI
Arhangel’skii, A. V.; van Mill, J. Splitting Tychonoff cubes into homeomorphic and homogeneous parts. (English) Zbl 1441.54016 Topology Appl. 275, Article ID 107018, 7 p. (2020). Reviewer: Eliza Wajch (Siedlce) MSC: 54D35 54D40 54H11 22A05 54A25 PDF BibTeX XML Cite \textit{A. V. Arhangel'skii} and \textit{J. van Mill}, Topology Appl. 275, Article ID 107018, 7 p. (2020; Zbl 1441.54016) Full Text: DOI
Gryzlov, A. A. On the density and products of spaces. (English) Zbl 1442.54005 Topology Appl. 275, Article ID 107003, 6 p. (2020). Reviewer: David B. Gauld (Auckland) MSC: 54A25 54B10 PDF BibTeX XML Cite \textit{A. A. Gryzlov}, Topology Appl. 275, Article ID 107003, 6 p. (2020; Zbl 1442.54005) Full Text: DOI
Tachtsis, Eleftherios Infinite Hausdorff spaces may lack cellular families or discrete subsets of cardinality \(\aleph_0\). (English) Zbl 1443.03027 Topology Appl. 275, Article ID 106997, 19 p. (2020). Reviewer: Vinicius Rodrigues (São Paulo) MSC: 03E25 03E35 54A25 54A35 54D10 54D30 54G12 PDF BibTeX XML Cite \textit{E. Tachtsis}, Topology Appl. 275, Article ID 106997, 19 p. (2020; Zbl 1443.03027) Full Text: DOI
Peng, Liang-Xue; Zhang, Pei On some kinds of \(\omega \)-balancedness in semitopological groups. (English) Zbl 1436.54030 Topology Appl. 274, Article ID 107128, 17 p. (2020). MSC: 54H11 54A25 54B10 PDF BibTeX XML Cite \textit{L.-X. Peng} and \textit{P. Zhang}, Topology Appl. 274, Article ID 107128, 17 p. (2020; Zbl 1436.54030) Full Text: DOI
Keremedis, Kyriakos; Tachtsis, Eleftherios Cellularity of infinite Hausdorff spaces in ZF. (English) Zbl 07181582 Topology Appl. 274, Article ID 107104, 20 p. (2020). MSC: 03E25 03E35 54A25 54D10 54D30 PDF BibTeX XML Cite \textit{K. Keremedis} and \textit{E. Tachtsis}, Topology Appl. 274, Article ID 107104, 20 p. (2020; Zbl 07181582) Full Text: DOI
Peng, Dekui; He, Wei; Tkachenko, Mikhail; Xiao, Zhiqiang Successors of locally compact topological group topologies on abelian groups. (English) Zbl 1439.22005 Fundam. Math. 249, No. 1, 71-93 (2020). MSC: 22A05 54A25 54H11 54A35 PDF BibTeX XML Cite \textit{D. Peng} et al., Fundam. Math. 249, No. 1, 71--93 (2020; Zbl 1439.22005) Full Text: DOI
Bella, Angelo; Dow, Alan; Hernández-Gutiérrez, Rodrigo Pseudoradial spaces and copies of \(\omega_1 + 1\). (English) Zbl 1440.54002 Topology Appl. 272, Article ID 107070, 15 p. (2020). Reviewer: Samuel Gomes da Silva (Salvador) MSC: 54A20 54A25 54A35 54B35 54D30 54G20 PDF BibTeX XML Cite \textit{A. Bella} et al., Topology Appl. 272, Article ID 107070, 15 p. (2020; Zbl 1440.54002) Full Text: DOI
Xuan, Wei-Feng; Song, Yan-Kui; Tang, Zhongbao Quasitopological groups, covering properties and cardinal inequalities. (English) Zbl 1450.54004 Topology Appl. 272, Article ID 107059, 10 p. (2020). Reviewer: Zhangyong Cai (Nanning) MSC: 54A25 54E20 54H11 22A05 54D20 PDF BibTeX XML Cite \textit{W.-F. Xuan} et al., Topology Appl. 272, Article ID 107059, 10 p. (2020; Zbl 1450.54004) Full Text: DOI
Dikranjan, Dikran; Shakhmatov, Dmitri Cardinal invariants and convergence properties of locally minimal groups. (English) Zbl 1439.22002 Topology Appl. 272, Article ID 106984, 24 p. (2020). Reviewer: K. P. Hart (Delft) MSC: 22A05 22C05 22D05 54A20 54A25 54D25 54D55 54H11 PDF BibTeX XML Cite \textit{D. Dikranjan} and \textit{D. Shakhmatov}, Topology Appl. 272, Article ID 106984, 24 p. (2020; Zbl 1439.22002) Full Text: DOI
Bella, Angelo; Spadaro, Santi A common extension of Arhangel’skĭ’s theorem and the Hajnal-Juhász inequality. (English) Zbl 1437.54004 Can. Math. Bull. 63, No. 1, 197-203 (2020). Reviewer: David B. Gauld (Auckland) MSC: 54A25 54D20 54D10 PDF BibTeX XML Cite \textit{A. Bella} and \textit{S. Spadaro}, Can. Math. Bull. 63, No. 1, 197--203 (2020; Zbl 1437.54004) Full Text: DOI
Gryzlov, A. A. Sequences and dense sets. (English) Zbl 1436.54005 Topology Appl. 271, Article ID 106988, 7 p. (2020). Reviewer: Ivan S. Gotchev (New Britain) MSC: 54A25 54B10 54D65 54A20 PDF BibTeX XML Cite \textit{A. A. Gryzlov}, Topology Appl. 271, Article ID 106988, 7 p. (2020; Zbl 1436.54005) Full Text: DOI
Milovich, David Between homeomorphism type and Tukey type. (English) Zbl 1441.54007 Topology Appl. 271, Article ID 106985, 12 p. (2020). Reviewer: Nathan Carlson (Thousand Oaks) MSC: 54A25 54G05 54D30 06E05 03E04 PDF BibTeX XML Cite \textit{D. Milovich}, Topology Appl. 271, Article ID 106985, 12 p. (2020; Zbl 1441.54007) Full Text: DOI
Gryzlov, Anatoliĭ Aleksandrovich; Golovastov, Roman Aleksandrovich On tightness and pseudocharacter of compact \(T_1\)-spaces. (Russian. English summary) Zbl 1441.54006 Vestn. Udmurt. Univ., Mat. Mekh. Komp’yut. Nauki 29, No. 3, 312-318 (2019). MSC: 54A25 54D10 54D30 PDF BibTeX XML Cite \textit{A. A. Gryzlov} and \textit{R. A. Golovastov}, Vestn. Udmurt. Univ., Mat. Mekh. Komp'yut. Nauki 29, No. 3, 312--318 (2019; Zbl 1441.54006) Full Text: DOI MNR
Bella, Angelo Discrete sets and the cardinality of a linearly Lindelöf space. (English) Zbl 1445.54005 Houston J. Math. 45, No. 4, 1209-1214 (2019). Reviewer: K. P. Hart (Delft) MSC: 54A25 54D20 PDF BibTeX XML Cite \textit{A. Bella}, Houston J. Math. 45, No. 4, 1209--1214 (2019; Zbl 1445.54005)
Arhangel’skii, Alexander V. Continuous images of Lindelöf \(p\)-groups, \(\sigma\)-compact groups, and related results. (English) Zbl 07177883 Commentat. Math. Univ. Carol. 60, No. 4, 463-471 (2019). MSC: 54A25 54B05 PDF BibTeX XML Cite \textit{A. V. Arhangel'skii}, Commentat. Math. Univ. Carol. 60, No. 4, 463--471 (2019; Zbl 07177883) Full Text: DOI
Ferrando, Juan Carlos; Gabriyelyan, Saak; Kąkol, Jerzy Bounded sets structure of \(C_p( X)\) and quasi-\(( DF )\)-spaces. (English) Zbl 1444.46002 Math. Nachr. 292, No. 12, 2602-2618 (2019). Reviewer: Krzysztof Piszczek (Poznan) MSC: 46A03 54C35 54A25 54D50 PDF BibTeX XML Cite \textit{J. C. Ferrando} et al., Math. Nachr. 292, No. 12, 2602--2618 (2019; Zbl 1444.46002) Full Text: DOI
de la Vega, Ramiro On the reflection of the countable chain condition. (English) Zbl 1433.54005 Fundam. Math. 247, No. 2, 165-170 (2019). Reviewer: Rabe von Randow (Bonn) MSC: 54A25 54G20 54D30 54A10 PDF BibTeX XML Cite \textit{R. de la Vega}, Fundam. Math. 247, No. 2, 165--170 (2019; Zbl 1433.54005) Full Text: DOI arXiv
Dow, Alan; Hernández-Gutiérrez, Rodrigo Far points and discretely generated spaces. (English) Zbl 1457.54017 Colloq. Math. 158, No. 2, 233-254 (2019). Reviewer: Santi Spadaro (Palermo) MSC: 54D35 54A25 54G12 54D80 03E10 03E75 PDF BibTeX XML Cite \textit{A. Dow} and \textit{R. Hernández-Gutiérrez}, Colloq. Math. 158, No. 2, 233--254 (2019; Zbl 1457.54017) Full Text: DOI
Rojas-Sánchez, A. D.; Tamariz-Mascarúa, Á. The star countable spread and star ccc property. (English) Zbl 1442.54020 Colloq. Math. 158, No. 2, 213-232 (2019). Reviewer: Yin-Zhu Gao (Nanjing) MSC: 54D20 54A25 PDF BibTeX XML Cite \textit{A. D. Rojas-Sánchez} and \textit{Á. Tamariz-Mascarúa}, Colloq. Math. 158, No. 2, 213--232 (2019; Zbl 1442.54020) Full Text: DOI
Fernández, M.; Sánchez, I.; Tkachenko, M. Coset spaces and cardinal invariants. (English) Zbl 1449.22001 Acta Math. Hung. 159, No. 2, 486-502 (2019). Reviewer: Mihail I. Ursul (Oradea) MSC: 22A05 54A25 54B15 54E15 54H11 PDF BibTeX XML Cite \textit{M. Fernández} et al., Acta Math. Hung. 159, No. 2, 486--502 (2019; Zbl 1449.22001) Full Text: DOI
Álvarez-Samaniego, Borys; Merino, Andrés Countable ordinal spaces and compact countable subsets of a metric space. (English) Zbl 1438.54038 Aust. J. Math. Anal. Appl. 16, No. 2, Article No. 12, 11 p. (2019). MSC: 54A25 03E15 PDF BibTeX XML Cite \textit{B. Álvarez-Samaniego} and \textit{A. Merino}, Aust. J. Math. Anal. Appl. 16, No. 2, Article No. 12, 11 p. (2019; Zbl 1438.54038) Full Text: Link arXiv
Bella, Angelo A useful common weakening of Lindelöf and H-closed. (English) Zbl 1429.54004 Topology Appl. 268, Article ID 106910, 7 p. (2019). Reviewer: Nathan Carlson (Thousand Oaks) MSC: 54A25 54D20 54D55 PDF BibTeX XML Cite \textit{A. Bella}, Topology Appl. 268, Article ID 106910, 7 p. (2019; Zbl 1429.54004) Full Text: DOI
Bankston, Paul Quotient theorems via ultracoproducts. (English) Zbl 1435.54014 Topology Appl. 268, Article ID 106907, 13 p. (2019). Reviewer: Paolo Lipparini (Roma) MSC: 54F15 03C20 03C98 54A25 54E52 54F50 54G10 PDF BibTeX XML Cite \textit{P. Bankston}, Topology Appl. 268, Article ID 106907, 13 p. (2019; Zbl 1435.54014) Full Text: DOI
Bella, Angelo; Dow, Alan On Rančin’s problem. (English) Zbl 1427.54004 Topology Appl. 268, Article ID 106898, 7 p. (2019). Reviewer: Santi Spadaro (Catania) MSC: 54A25 54A35 54D55 PDF BibTeX XML Cite \textit{A. Bella} and \textit{A. Dow}, Topology Appl. 268, Article ID 106898, 7 p. (2019; Zbl 1427.54004) Full Text: DOI
Song, Yan-Kui; Xuan, Wei-Feng Remarks on \(\omega\)-domination of discrete subspaces. (English) Zbl 1429.54031 Quaest. Math. 42, No. 8, 1091-1099 (2019). Reviewer: Renan Mezabarba (Vitória) MSC: 54D20 54A25 54A35 PDF BibTeX XML Cite \textit{Y.-K. Song} and \textit{W.-F. Xuan}, Quaest. Math. 42, No. 8, 1091--1099 (2019; Zbl 1429.54031) Full Text: DOI
Gotchev, I. S. Cardinal inequalities for \(S(n)\)-spaces. (English) Zbl 1438.54040 Acta Math. Hung. 159, No. 1, 229-245 (2019). Reviewer: David B. Gauld (Auckland) MSC: 54A25 54D10 PDF BibTeX XML Cite \textit{I. S. Gotchev}, Acta Math. Hung. 159, No. 1, 229--245 (2019; Zbl 1438.54040) Full Text: DOI
Basile, F. A.; Carlson, N.; Porter, J. On cardinality bounds for \(\theta^n\)-Urysohn spaces. (English) Zbl 1449.54011 Acta Math. Hung. 159, No. 1, 109-123 (2019). Reviewer: Ljubiša D. Kočinac (Niš) MSC: 54A25 54D10 PDF BibTeX XML Cite \textit{F. A. Basile} et al., Acta Math. Hung. 159, No. 1, 109--123 (2019; Zbl 1449.54011) Full Text: DOI
Shelah, S. The colouring existence theorem revisited. (English) Zbl 1449.03014 Acta Math. Hung. 159, No. 1, 1-26 (2019). Reviewer: K. P. Hart (Delft) MSC: 03E02 03E05 03E04 54A25 PDF BibTeX XML Cite \textit{S. Shelah}, Acta Math. Hung. 159, No. 1, 1--26 (2019; Zbl 1449.03014) Full Text: DOI
Gullo Mercado, Henry Jose; Aurichi, Leandro Fiorini Maximal topologies with respect to a family of discrete subsets. (English) Zbl 1427.54005 Topology Appl. 267, Article ID 106891, 11 p. (2019). Reviewer: Erdal Ekici (Çanakkale) MSC: 54A25 54A10 54D99 54C10 54A05 PDF BibTeX XML Cite \textit{H. J. Gullo Mercado} and \textit{L. F. Aurichi}, Topology Appl. 267, Article ID 106891, 11 p. (2019; Zbl 1427.54005) Full Text: DOI
Ramírez-Páramo, Alejandro; Cruz-Castillo, Ricardo More cardinal inequalities in \(T_1/ Urysohn\) spaces. (English) Zbl 07118882 Topology Appl. 267, Article ID 106847, 7 p. (2019). Reviewer: K. P. Hart (Delft) MSC: 54A25 54D10 PDF BibTeX XML Cite \textit{A. Ramírez-Páramo} and \textit{R. Cruz-Castillo}, Topology Appl. 267, Article ID 106847, 7 p. (2019; Zbl 07118882) Full Text: DOI
Usuba, Toshimichi A note on the tightness of \(G _{\delta}\)-modifications. (English) Zbl 07103801 Topology Appl. 265, Article ID 106820, 8 p. (2019). MSC: 03E55 54A25 54C35 PDF BibTeX XML Cite \textit{T. Usuba}, Topology Appl. 265, Article ID 106820, 8 p. (2019; Zbl 07103801) Full Text: DOI arXiv
Zhang, Jing Cardinal invariants in quasitopological groups. (English) Zbl 1432.54042 Topology Appl. 265, Article ID 106813, 9 p. (2019). Reviewer: Kohzo Yamada (Shizuoka) MSC: 54H11 22A05 54A25 54D20 PDF BibTeX XML Cite \textit{J. Zhang}, Topology Appl. 265, Article ID 106813, 9 p. (2019; Zbl 1432.54042) Full Text: DOI
Arhangel’skii, A. V. Local properties of topological spaces and remainders in compactifications. (English) Zbl 1438.54092 Acta Math. Hung. 158, No. 2, 306-317 (2019). Reviewer: David B. Gauld (Auckland) MSC: 54D35 54A25 54B05 PDF BibTeX XML Cite \textit{A. V. Arhangel'skii}, Acta Math. Hung. 158, No. 2, 306--317 (2019; Zbl 1438.54092) Full Text: DOI
Dow, A.; Juhász, I.; Soukup, L.; Szentmiklóssy, Z.; Weiss, W. On the tightness of \(G_{\delta}\)-modifications. (English) Zbl 1438.54039 Acta Math. Hung. 158, No. 2, 294-301 (2019). Reviewer: Jerry E. Vaughan (Greensboro) MSC: 54A25 03E35 54A35 PDF BibTeX XML Cite \textit{A. Dow} et al., Acta Math. Hung. 158, No. 2, 294--301 (2019; Zbl 1438.54039) Full Text: DOI
Namdari, Mehrdad; Siavoshi, M. A. A note on discrete \(C\)-embedded subspaces. (English) Zbl 07093122 Math. Slovaca 69, No. 2, 469-473 (2019). MSC: 54A25 54C30 54D60 PDF BibTeX XML Cite \textit{M. Namdari} and \textit{M. A. Siavoshi}, Math. Slovaca 69, No. 2, 469--473 (2019; Zbl 07093122) Full Text: DOI
Bella, Angelo; Spadaro, Santi Cardinal invariants of cellular-Lindelöf spaces. (English) Zbl 07092277 Rev. R. Acad. Cienc. Exactas Fís. Nat., Ser. A Mat., RACSAM 113, No. 3, 2805-2811 (2019). MSC: 54A25 54D20 54E99 54D55 PDF BibTeX XML Cite \textit{A. Bella} and \textit{S. Spadaro}, Rev. R. Acad. Cienc. Exactas Fís. Nat., Ser. A Mat., RACSAM 113, No. 3, 2805--2811 (2019; Zbl 07092277) Full Text: DOI arXiv
Basile, Fortunata Aurora; Carlson, Nathan On the cardinality of Urysohn spaces and weakly \(H\)-closed spaces. (English) Zbl 07088854 Math. Bohem. 144, No. 3, 325-336 (2019). MSC: 54A25 54D10 54D20 PDF BibTeX XML Cite \textit{F. A. Basile} and \textit{N. Carlson}, Math. Bohem. 144, No. 3, 325--336 (2019; Zbl 07088854) Full Text: DOI
Al Shumrani, M. A. On metrizability of regular spaces. (English) Zbl 1420.54044 Topology Appl. 264, 489-492 (2019). MSC: 54E35 54A25 54B05 PDF BibTeX XML Cite \textit{M. A. Al Shumrani}, Topology Appl. 264, 489--492 (2019; Zbl 1420.54044) Full Text: DOI
Lin, Fucai; Lin, Shou; Liu, Chuan Countable tightness and \(k\)-property of free topological vector spaces. (English) Zbl 1446.54006 Topology Appl. 264, 369-381 (2019). Reviewer: Ruzinazar Beshimov (Tashkent) MSC: 54A25 54D50 46A03 22A05 PDF BibTeX XML Cite \textit{F. Lin} et al., Topology Appl. 264, 369--381 (2019; Zbl 1446.54006) Full Text: DOI
He, Wei; Peng, Dekui; Tkachenko, Mikhail; Xiao, Zhiqiang Gaps in lattices of (para)topological group topologies and cardinal functions. (English) Zbl 1430.22001 Topology Appl. 264, 89-104 (2019). Reviewer: Miroslav Repický (Košice) MSC: 22A05 54A25 54H11 54A35 PDF BibTeX XML Cite \textit{W. He} et al., Topology Appl. 264, 89--104 (2019; Zbl 1430.22001) Full Text: DOI
Alas, Ofelia T.; Junqueira, Lucia R.; Tkachuk, Vladimir V.; Wilson, Richard G. Star countable spaces and \(\omega \)-domination of discrete subspaces. (English) Zbl 1423.54050 Rev. R. Acad. Cienc. Exactas Fís. Nat., Ser. A Mat., RACSAM 113, No. 2, 807-818 (2019). Reviewer: K. P. Hart (Delft) MSC: 54D20 54A25 54C05 54C35 54D30 PDF BibTeX XML Cite \textit{O. T. Alas} et al., Rev. R. Acad. Cienc. Exactas Fís. Nat., Ser. A Mat., RACSAM 113, No. 2, 807--818 (2019; Zbl 1423.54050) Full Text: DOI
Sánchez, Iván A note on strictly \({\omega}\)-balanced topological groups. (English) Zbl 1421.54026 Topology Appl. 263, 321-324 (2019). Reviewer: Shou Lin (Ningde) MSC: 54H11 54A25 54B10 54C25 54D10 PDF BibTeX XML Cite \textit{I. Sánchez}, Topology Appl. 263, 321--324 (2019; Zbl 1421.54026) Full Text: DOI
Martínez, Juan Carlos; Soukup, Lajos On cardinal sequences of length <\({\omega}_3\). (English) Zbl 1423.54062 Topology Appl. 260, 116-125 (2019). Reviewer: K. P. Hart (Delft) MSC: 54G12 54A25 03E35 06E05 PDF BibTeX XML Cite \textit{J. C. Martínez} and \textit{L. Soukup}, Topology Appl. 260, 116--125 (2019; Zbl 1423.54062) Full Text: DOI
He, Wei; Peng, Dekui; Tkachenko, Mikhail; Xiao, Zhiqiang Gaps in the lattices of topological group topologies. (English) Zbl 1414.22006 Topology Appl. 260, 86-103 (2019). MSC: 22A05 54A25 54H11 54A35 PDF BibTeX XML Cite \textit{W. He} et al., Topology Appl. 260, 86--103 (2019; Zbl 1414.22006) Full Text: DOI
Xiao, Zhiqiang; Sánchez, Iván; Tkachenko, Mikhail Topological groups whose closed subgroups are separable, and the product operation. (English) Zbl 1414.22008 Topology Appl. 259, 365-377 (2019). MSC: 22A05 54A25 54H11 54A35 PDF BibTeX XML Cite \textit{Z. Xiao} et al., Topology Appl. 259, 365--377 (2019; Zbl 1414.22008) Full Text: DOI
Juhász, István; Soukup, Lajos; Szentmiklóssy, Zoltán On the resolvability of Lindelöf-generated and (countable extent)-generated spaces. (English) Zbl 1420.54010 Topology Appl. 259, 267-274 (2019). Reviewer: Samuel Gomes da Silva (Salvador) MSC: 54A35 03E35 54A25 PDF BibTeX XML Cite \textit{I. Juhász} et al., Topology Appl. 259, 267--274 (2019; Zbl 1420.54010) Full Text: DOI arXiv
Baloglou, George; Vermeer, Johannes A note on the Lindelöf degree of products. (English) Zbl 1414.54003 Topology Appl. 259, 132-133 (2019). MSC: 54A25 54B10 54C10 PDF BibTeX XML Cite \textit{G. Baloglou} and \textit{J. Vermeer}, Topology Appl. 259, 132--133 (2019; Zbl 1414.54003) Full Text: DOI
Arhangel’skii, A. V. Compacta and homogeneity. some globalization effects. (English) Zbl 1420.54006 Topology Appl. 259, 124-131 (2019). Reviewer: Andrea Medini (Wien) MSC: 54A25 54B05 PDF BibTeX XML Cite \textit{A. V. Arhangel'skii}, Topology Appl. 259, 124--131 (2019; Zbl 1420.54006) Full Text: DOI
Gotchev, Ivan S. Cardinalities of weakly Lindelöf spaces with regular \(G_{\kappa}\)-diagonals. (English) Zbl 1426.54009 Topology Appl. 259, 80-89 (2019). Reviewer: Szymon Plewik (Katowice) MSC: 54A25 54D20 PDF BibTeX XML Cite \textit{I. S. Gotchev}, Topology Appl. 259, 80--89 (2019; Zbl 1426.54009) Full Text: DOI arXiv
Ramírez-Páramo, Alejandro; Tenorio, Jesús F. Generic theorems in the theory of cardinal invariants of topological spaces. (English) Zbl 07056073 Appl. Gen. Topol. 20, No. 1, 211-222 (2019). MSC: 54A25 54D10 PDF BibTeX XML Cite \textit{A. Ramírez-Páramo} and \textit{J. F. Tenorio}, Appl. Gen. Topol. 20, No. 1, 211--222 (2019; Zbl 07056073) Full Text: Link