Ostrovsky, Alexey Stable maps of Borel sets. (English) Zbl 07653713 Topology Appl. 326, Article ID 108413, 10 p. (2023). MSC: 54C10 03E15 54H05 PDFBibTeX XMLCite \textit{A. Ostrovsky}, Topology Appl. 326, Article ID 108413, 10 p. (2023; Zbl 07653713) Full Text: DOI
Ostrovsky, Alexey Singular analytic sets. (English) Zbl 1458.54022 Topology Appl. 281, Article ID 107194, 7 p. (2020). MSC: 54E50 54C10 54E52 54H05 03E15 46A30 28A05 PDFBibTeX XMLCite \textit{A. Ostrovsky}, Topology Appl. 281, Article ID 107194, 7 p. (2020; Zbl 1458.54022) Full Text: DOI
Ostrovsky, Alexey Finitely continuous functions. (English) Zbl 1416.54005 Topology Appl. 261, 46-50 (2019). MSC: 54C08 26A21 54H05 PDFBibTeX XMLCite \textit{A. Ostrovsky}, Topology Appl. 261, 46--50 (2019; Zbl 1416.54005) Full Text: DOI
Ostrovsky, Alexey Closed-constructible functions are piecewise closed. (English) Zbl 1288.54014 Topology Appl. 160, No. 13, 1675-1680 (2013). Reviewer: Luca Motto Ros (Freiburg im Breisgau) MSC: 54C10 28A05 03E15 54E40 26A21 PDFBibTeX XMLCite \textit{A. Ostrovsky}, Topology Appl. 160, No. 13, 1675--1680 (2013; Zbl 1288.54014) Full Text: DOI arXiv
Ostrovsky, Alexey Countably open and closed functions. (English) Zbl 1251.54020 Topology Appl. 159, No. 14, 3229-3233 (2012). MSC: 54C10 26A21 54E40 54H05 PDFBibTeX XMLCite \textit{A. Ostrovsky}, Topology Appl. 159, No. 14, 3229--3233 (2012; Zbl 1251.54020) Full Text: DOI arXiv
Ostrovsky, Alexey An alternative approach to the decomposition of functions. (English) Zbl 1242.26005 Topology Appl. 159, No. 7, 2004-2008 (2012). Reviewer: Teodora-Liliana Rădulescu (Craiova) MSC: 26A21 03E15 28A05 54C10 26A15 54C08 PDFBibTeX XMLCite \textit{A. Ostrovsky}, Topology Appl. 159, No. 7, 2004--2008 (2012; Zbl 1242.26005) Full Text: DOI
Ostrovsky, Alexey Preservation of the Borel class under open-\(LC\) functions. (English) Zbl 1230.54018 Fundam. Math. 213, No. 2, 191-195 (2011). Reviewer: Miroslav Repický (Košice) MSC: 54C10 54H05 54E40 03E15 PDFBibTeX XMLCite \textit{A. Ostrovsky}, Fundam. Math. 213, No. 2, 191--195 (2011; Zbl 1230.54018) Full Text: DOI arXiv
Ostrovsky, Alexey New basic result in classical descriptive set theory: preservation of completeness. (English) Zbl 1172.54019 Topology Appl. 156, No. 9, 1749-1751 (2009). Reviewer: Tamás Mátrai (Toronto) MSC: 54E40 54C10 03E15 26A21 54H05 PDFBibTeX XMLCite \textit{A. Ostrovsky}, Topology Appl. 156, No. 9, 1749--1751 (2009; Zbl 1172.54019) Full Text: DOI
Ostrovsky, Alexey Finite-to-one continuous \(s\)-covering mappings. (English) Zbl 1131.54009 Fundam. Math. 194, No. 1, 89-93 (2007). Reviewer: M. N. Mukherjee (Calcutta) MSC: 54C10 54H05 54E40 PDFBibTeX XMLCite \textit{A. Ostrovsky}, Fundam. Math. 194, No. 1, 89--93 (2007; Zbl 1131.54009) Full Text: DOI
Ostrovsky, A. V. Set-valued stable maps. (English) Zbl 0947.54005 Topology Appl. 104, No. 1-3, 227-236 (2000). Reviewer: Ernest Michael (Seattle) MSC: 54C10 54C60 54B20 54D60 PDFBibTeX XMLCite \textit{A. V. Ostrovsky}, Topology Appl. 104, No. 1--3, 227--236 (2000; Zbl 0947.54005) Full Text: DOI
Ostrovsky, A. V. \(s\)-covering maps with complete fibers. (English) Zbl 0981.54011 Topology Appl. 102, No. 1, 1-11 (2000). MSC: 54C20 54E40 54C10 54H05 PDFBibTeX XMLCite \textit{A. V. Ostrovsky}, Topology Appl. 102, No. 1, 1--11 (2000; Zbl 0981.54011) Full Text: DOI
Ostrovsky, A. V. On open maps of Borel sets. (English) Zbl 0843.54039 Fundam. Math. 146, No. 3, 203-213 (1995). Reviewer: F.van Engelen (Rotterdam) MSC: 54H05 54C10 54C20 03E15 PDFBibTeX XMLCite \textit{A. V. Ostrovsky}, Fundam. Math. 146, No. 3, 203--213 (1995; Zbl 0843.54039) Full Text: DOI EuDML
Ostrovsky, A. V. On compact-covering and open maps of Borel sets. (English) Zbl 0843.54038 Choquet, G. (ed.) et al., Séminaire d’initiation à l’analyse. 32ème année: 1992/1993. Paris: Université Pierre et Marie Curie, Publ. Math. Univ. Pierre Marie Curie. 109, Expo. No. 17, 4 p. (1993). Reviewer: H.H.Wicke (Athens / Ohio) MSC: 54H05 54C10 54E35 PDFBibTeX XMLCite \textit{A. V. Ostrovsky}, in: Séminaire d'initiation à l'analyse. 32ème année: 1992/1993. Paris: Université Pierre et Marie Curie. Expo. No. 17, 4 p. (1993; Zbl 0843.54038)
Ostrovskii, A. V. On nonseparable \(\tau\)-A-sets and their mappings. (English. Russian original) Zbl 0348.54032 Sov. Math., Dokl. 17, 99-103 (1976); translation from Dokl. Akad. Nauk SSSR 226, 269-272 (1976). MSC: 54H05 54C10 54C05 03E50 PDFBibTeX XMLCite \textit{A. V. Ostrovskii}, Sov. Math., Dokl. 17, 99--103 (1976; Zbl 0348.54032); translation from Dokl. Akad. Nauk SSSR 226, 269--272 (1976)