Balcerzak, Marek; Karlova, Olena; Szuca, Piotr Equi-Baire 1 families of functions. (English) Zbl 1493.54037 Topology Appl. 305, Article ID 107900, 13 p. (2022). Reviewer: Miroslav Repický (Košice) MSC: 54H05 26A21 PDFBibTeX XMLCite \textit{M. Balcerzak} et al., Topology Appl. 305, Article ID 107900, 13 p. (2022; Zbl 1493.54037) Full Text: DOI
Karlova, Olena A characterization of the uniform convergence points set of some convergent sequence of functions. (English) Zbl 1479.54035 Math. Slovaca 71, No. 2, 423-428 (2021). Reviewer: Tomasz Natkaniec (Gdańsk) MSC: 54C30 26A21 54C50 PDFBibTeX XMLCite \textit{O. Karlova}, Math. Slovaca 71, No. 2, 423--428 (2021; Zbl 1479.54035) Full Text: DOI arXiv
Karlova, O. O.; Mykhaĭlyuk, V. V. A generalization of Sierpinski theorem on unique determining of a separately continuous function. (Ukrainian. English summary) Zbl 1499.54093 Bukovyn. Mat. Zh. 9, No. 1, 250-263 (2021). MSC: 54C50 26A21 PDFBibTeX XMLCite \textit{O. O. Karlova} and \textit{V. V. Mykhaĭlyuk}, Bukovyn. Mat. Zh. 9, No. 1, 250--263 (2021; Zbl 1499.54093) Full Text: DOI
Karlova, Olena; Mykhaylyuk, Volodymyr Extending Baire-one functions on compact spaces. (English) Zbl 1441.54010 Topology Appl. 277, Article ID 107215, 8 p. (2020). Reviewer: Tomasz Natkaniec (Gdańsk) MSC: 54C20 26A21 54C30 54C50 PDFBibTeX XMLCite \textit{O. Karlova} and \textit{V. Mykhaylyuk}, Topology Appl. 277, Article ID 107215, 8 p. (2020; Zbl 1441.54010) Full Text: DOI arXiv
Karlova, Olena; Mykhaylyuk, Volodymyr Extension of Borel maps with values in non-metrizable spaces. (English) Zbl 1446.54011 Eur. J. Math. 6, No. 1, 53-71 (2020). Reviewer: Earnest Akofor (Syracuse) MSC: 54C20 26A21 54C30 54C50 46A13 PDFBibTeX XMLCite \textit{O. Karlova} and \textit{V. Mykhaylyuk}, Eur. J. Math. 6, No. 1, 53--71 (2020; Zbl 1446.54011) Full Text: DOI arXiv
Karlova, Olena A generalization of a Baire theorem concerning barely continuous functions. (English) Zbl 1479.54034 Topology Appl. 258, 433-438 (2019). MSC: 54C30 26A21 54C50 PDFBibTeX XMLCite \textit{O. Karlova}, Topology Appl. 258, 433--438 (2019; Zbl 1479.54034) Full Text: DOI arXiv
Karlova, Olena; Mykhaylyuk, Volodymyr Extension of fragmented Baire-one functions on Lindelöf spaces. (English) Zbl 1408.26003 Topology Appl. 253, 85-94 (2019). Reviewer: Petr Holický (Praha) MSC: 26A21 54C20 54C30 54C50 PDFBibTeX XMLCite \textit{O. Karlova} and \textit{V. Mykhaylyuk}, Topology Appl. 253, 85--94 (2019; Zbl 1408.26003) Full Text: DOI arXiv
Karlova, Olena; Visnyai, Tomáš The Baire classification of strongly separately continuous functions on \(\ell_\infty\). (English) Zbl 1400.54031 Real Anal. Exch. 43, No. 2, 325-332 (2018). Reviewer: Tomasz Natkaniec (Gdańsk) MSC: 54C08 54C30 26B05 PDFBibTeX XMLCite \textit{O. Karlova} and \textit{T. Visnyai}, Real Anal. Exch. 43, No. 2, 325--332 (2018; Zbl 1400.54031) Full Text: DOI arXiv Euclid
Karlova, Olena; Mykhaylyuk, Volodymyr Diagonals of separately continuous maps with values in box products. (English) Zbl 1392.54019 Topol. Algebra Appl. 6, 26-33 (2018). Reviewer: David B. Gauld (Auckland) MSC: 54C08 54C05 26A21 PDFBibTeX XMLCite \textit{O. Karlova} and \textit{V. Mykhaylyuk}, Topol. Algebra Appl. 6, 26--33 (2018; Zbl 1392.54019) Full Text: DOI arXiv
Karlova, Olena; Mykhaylyuk, Volodymyr Extension of bounded Baire-one functions vs Extension of unbounded Baire-one functions. arXiv:1810.11631 Preprint, arXiv:1810.11631 [math.GN] (2018). MSC: 54C20 26A21 54C30 54C50 BibTeX Cite \textit{O. Karlova} and \textit{V. Mykhaylyuk}, ``Extension of bounded Baire-one functions vs Extension of unbounded Baire-one functions'', Preprint, arXiv:1810.11631 [math.GN] (2018) Full Text: arXiv OA License
Karlova, Olena; Visnyai, Tomáš Some remarks concerning strongly separately continuous functions on spaces \(\ell_p\) with \(p \in [1,+\infty]\). (English) Zbl 1426.54016 Proc. Int. Geom. Cent. 10, No. 3-4, 7-16 (2017). MSC: 54C08 46T20 26A21 26B05 PDFBibTeX XMLCite \textit{O. Karlova} and \textit{T. Visnyai}, Proc. Int. Geom. Cent. 10, No. 3--4, 7--16 (2017; Zbl 1426.54016) Full Text: DOI
Karlova, Olena; Mykhaylyuk, Volodymyr Baire classification of fragmented maps and approximation of separately continuous functions. (English) Zbl 1370.26011 Eur. J. Math. 3, No. 1, 87-110 (2017). MSC: 26A21 26A15 54C08 PDFBibTeX XMLCite \textit{O. Karlova} and \textit{V. Mykhaylyuk}, Eur. J. Math. 3, No. 1, 87--110 (2017; Zbl 1370.26011) Full Text: DOI
Karlova, Olena; Mykhaylyuk, Volodymyr Limits of sequences of continuous functions depending on finitely many coordinates. (English) Zbl 1408.54002 Topology Appl. 216, 25-37 (2017). Reviewer: Zbigniew Grande (Bydgoszcz) MSC: 54C30 26A21 PDFBibTeX XMLCite \textit{O. Karlova} and \textit{V. Mykhaylyuk}, Topology Appl. 216, 25--37 (2017; Zbl 1408.54002) Full Text: DOI arXiv
Karlova, Olena; Mykhaylyuk, Volodymyr On composition of Baire functions. (English) Zbl 1355.54019 Topology Appl. 216, 8-24 (2017). Reviewer: Jan Borsik (Kosice) MSC: 54C08 26A21 54H05 PDFBibTeX XMLCite \textit{O. Karlova} and \textit{V. Mykhaylyuk}, Topology Appl. 216, 8--24 (2017; Zbl 1355.54019) Full Text: DOI arXiv
Karlova, Olena On Baire-one mappings with zero-dimensional domains. (English) Zbl 1360.26003 Colloq. Math. 146, No. 1, 129-141 (2017). MSC: 26A21 54C50 54H05 PDFBibTeX XMLCite \textit{O. Karlova}, Colloq. Math. 146, No. 1, 129--141 (2017; Zbl 1360.26003) Full Text: DOI arXiv
Karlova, O.; Mykhaylyuk, V. On stable Baire classes. (English) Zbl 1399.54043 Acta Math. Hung. 150, No. 1, 36-48 (2016). MSC: 54C10 54H05 26A21 PDFBibTeX XMLCite \textit{O. Karlova} and \textit{V. Mykhaylyuk}, Acta Math. Hung. 150, No. 1, 36--48 (2016; Zbl 1399.54043) Full Text: DOI arXiv
Karlova, Olena; Mykhaylyuk, Volodymyr A characterization of the discontinuity point set of strongly separately continuous functions on products. (English) Zbl 1399.54040 Math. Slovaca 66, No. 6, 1475-1486 (2016). Reviewer: Tomáš Visnyai (Bratislava) MSC: 54C08 54C30 PDFBibTeX XMLCite \textit{O. Karlova} and \textit{V. Mykhaylyuk}, Math. Slovaca 66, No. 6, 1475--1486 (2016; Zbl 1399.54040) Full Text: DOI arXiv
Karlova, Olena On Baire classification of mappings with values in connected spaces. (English) Zbl 1347.26012 Eur. J. Math. 2, No. 2, 526-538 (2016). Reviewer: Jan Borsik (Kosice) MSC: 26A21 54C08 54C50 PDFBibTeX XMLCite \textit{O. Karlova}, Eur. J. Math. 2, No. 2, 526--538 (2016; Zbl 1347.26012) Full Text: DOI arXiv
Karlova, Olena; Fodchuk, Olga On the Baire classification of continuous mappings defined on products of Sorgenfrey lines. (English) Zbl 1342.26009 Opusc. Math. 36, No. 4, 481-488 (2016). MSC: 26A21 54C05 PDFBibTeX XMLCite \textit{O. Karlova} and \textit{O. Fodchuk}, Opusc. Math. 36, No. 4, 481--488 (2016; Zbl 1342.26009) Full Text: DOI
Karlova, Olena; Mykhaylyuk, Volodymyr; Sobchuk, Oleksandr Diagonals of separately absolutely continuous mappings coincide with the sums of absolutely convergent series of continuous functions. (English) Zbl 1342.26010 Proc. Edinb. Math. Soc., II. Ser. 59, No. 2, 435-444 (2016). Reviewer: Julià Cufí (Bellaterra) MSC: 26A21 26A15 54C10 PDFBibTeX XMLCite \textit{O. Karlova} et al., Proc. Edinb. Math. Soc., II. Ser. 59, No. 2, 435--444 (2016; Zbl 1342.26010) Full Text: DOI
Karlova, Olena; Visnyai, Tomáš On strongly separately continuous functions on sequence spaces. (English) Zbl 1355.46065 J. Math. Anal. Appl. 439, No. 1, 296-306 (2016). MSC: 46T20 54C30 54H05 PDFBibTeX XMLCite \textit{O. Karlova} and \textit{T. Visnyai}, J. Math. Anal. Appl. 439, No. 1, 296--306 (2016; Zbl 1355.46065) Full Text: DOI arXiv
Karlova, Olena On Baire classification of strongly separately continuous functions. (English) Zbl 1390.54015 Real Anal. Exch. 40(2014-2015), No. 2, 371-382 (2015). Reviewer: Tomasz Natkaniec (Gdańsk) MSC: 54C08 54C30 26A21 PDFBibTeX XMLCite \textit{O. Karlova}, Real Anal. Exch. 40, No. 2, 371--382 (2015; Zbl 1390.54015) Full Text: DOI arXiv Euclid
Karlova, Olena; Fodchuk, Ol’ga Classification of continuous functions on products of Sorgenfrey lines. (Ukrainian. English summary) Zbl 1340.26025 Bukovyn. Mat. Zh. 3, No. 1, 60-63 (2015). MSC: 26B05 54C08 54C30 PDFBibTeX XMLCite \textit{O. Karlova} and \textit{O. Fodchuk}, Bukovyn. Mat. Zh. 3, No. 1, 60--63 (2015; Zbl 1340.26025)
Karlova, O. Strongly separately continuous functions and a characterization of open sets in a box-product. (Russian. English summary) Zbl 1332.54151 Mat. Stud. 43, No. 1, 36-42 (2015). MSC: 54B10 26B05 54C08 54C30 PDFBibTeX XMLCite \textit{O. Karlova}, Mat. Stud. 43, No. 1, 36--42 (2015; Zbl 1332.54151)
Karlova, Olena Functionally \(\sigma\)-discrete mappings and a generalization of Banach’s theorem. (English) Zbl 1314.54011 Topology Appl. 189, 92-106 (2015). Reviewer: Ryszard Pawlak (Łódź) MSC: 54C50 26A21 54H05 PDFBibTeX XMLCite \textit{O. Karlova}, Topology Appl. 189, 92--106 (2015; Zbl 1314.54011) Full Text: DOI arXiv
Karlova, O. Functions with connected graphs and \(B_1\)-retracts. (Ukrainian. English, Russian summaries) Zbl 1323.54020 Carpathian Math. Publ. 6, No. 2, 256-259 (2014). MSC: 54C20 54C15 26A21 PDFBibTeX XMLCite \textit{O. Karlova}, Carpathian Math. Publ. 6, No. 2, 256--259 (2014; Zbl 1323.54020) Full Text: DOI
Karlova, O. Some properties of strongly separately continuous functions on products. (Some properties of strongly separately continuous function on products.) (Ukrainian. English summary) Zbl 1324.54029 Bukovyn. Mat. Zh. 2, No. 2-3, 119-125 (2014). MSC: 54C30 26A15 54C08 PDFBibTeX XMLCite \textit{O. Karlova}, Bukovyn. Mat. Zh. 2, No. 2--3, 119--125 (2014; Zbl 1324.54029)
Karlova, O. Limits of sequences of Darboux-like mappings. (English) Zbl 1306.54027 Mat. Stud. 40, No. 2, 132-136 (2013). MSC: 54C10 54A20 26A21 26B05 PDFBibTeX XMLCite \textit{O. Karlova}, Mat. Stud. 40, No. 2, 132--136 (2013; Zbl 1306.54027)
Karlova, Olena O. On \(\alpha \)-embedded sets and extension of mappings. (English) Zbl 1289.54065 Commentat. Math. Univ. Carol. 54, No. 3, 377-396 (2013). Reviewer: Roman Frič (Košice) MSC: 54C20 54C30 54H05 PDFBibTeX XMLCite \textit{O. O. Karlova}, Commentat. Math. Univ. Carol. 54, No. 3, 377--396 (2013; Zbl 1289.54065) Full Text: arXiv EMIS
Karlova, Olena; Mykhaylyuk, Volodymyr On weakly Gibson \(F_{\sigma} \)-measurable mappings. (English) Zbl 1285.26024 Colloq. Math. 133, No. 2, 211-219 (2013). MSC: 26B05 54C08 26A21 PDFBibTeX XMLCite \textit{O. Karlova} and \textit{V. Mykhaylyuk}, Colloq. Math. 133, No. 2, 211--219 (2013; Zbl 1285.26024) Full Text: DOI arXiv
Karlova, Olena; Mykhaylyuk, Volodymyr; Sobchuk, Oleksandr Diagonals of separately continuous functions and their analogs. (English) Zbl 1263.54027 Topology Appl. 160, No. 1, 1-8 (2013). Reviewer: David B. Gauld (Auckland) MSC: 54C08 54C05 26A21 26B05 PDFBibTeX XMLCite \textit{O. Karlova} et al., Topology Appl. 160, No. 1, 1--8 (2013; Zbl 1263.54027) Full Text: DOI arXiv
Karlova, O. O.; Sobchuk, O. V. On \(H_1\)-compositors and piecewise continuous mappings. (Russian. English summary) Zbl 1302.54055 Mat. Stud. 38, No. 2, 139-146 (2012). MSC: 54C08 26A21 PDFBibTeX XMLCite \textit{O. O. Karlova} and \textit{O. V. Sobchuk}, Mat. Stud. 38, No. 2, 139--146 (2012; Zbl 1302.54055)
Karlova, Olena Classification of separately continuous mappings with values in \(\sigma\)-metrizable spaces. (English) Zbl 1263.54030 Appl. Gen. Topol. 13, No. 2, 167-178 (2012). Reviewer: David B. Gauld (Auckland) MSC: 54C10 54C08 54C05 54E20 26A21 PDFBibTeX XMLCite \textit{O. Karlova}, Appl. Gen. Topol. 13, No. 2, 167--178 (2012; Zbl 1263.54030) Full Text: arXiv
Karlova, O. O.; Mykhajlyuk, V. V. The connected three-point space and functions of the first Baire class. (Ukrainian. English summary) Zbl 1249.26007 Nauk. Visn. Chernivets’kogo Univ., Mat. 1, No. 4, 67-72 (2011). MSC: 26A21 54C20 PDFBibTeX XMLCite \textit{O. O. Karlova} and \textit{V. V. Mykhajlyuk}, Nauk. Visn. Chernivets'kogo Univ., Mat. 1, No. 4, 67--72 (2011; Zbl 1249.26007)
Karlova, Olena Extension of continuous functions to Baire-one functions. (English) Zbl 1253.54020 Real Anal. Exch. 36(2010-2011), No. 1, 149-160 (2011). Reviewer: Antonio Linero Bas (Murcia) MSC: 54C15 54C20 26A21 54D99 PDFBibTeX XMLCite \textit{O. Karlova}, Real Anal. Exch. 36, No. 1, 149--160 (2011; Zbl 1253.54020) Full Text: DOI arXiv
Karlova, O. O. On extension of real-valued continuous functions. (Ukrainian. English summary) Zbl 1240.26006 Nauk. Visn. Chernivets’kogo Univ., Mat. 454, 42-45 (2009). MSC: 26A21 PDFBibTeX XMLCite \textit{O. O. Karlova}, Nauk. Visn. Chernivets'kogo Univ., Mat. 454, 42--45 (2009; Zbl 1240.26006)
Karlova, O. O.; Mykhailyuk, V. V. Weak local homeomorphisms and B-favourable spaces. (Ukrainian, English) Zbl 1240.54056 Ukr. Mat. Zh. 60, No. 9, 1189-1195 (2008); translation in Ukr. Math. J. 60, No. 9, 1386-1395 (2008). MSC: 54C10 54C30 54B05 PDFBibTeX XMLCite \textit{O. O. Karlova} and \textit{V. V. Mykhailyuk}, Ukr. Mat. Zh. 60, No. 9, 1189--1195 (2008; Zbl 1240.54056); translation in Ukr. Math. J. 60, No. 9, 1386--1395 (2008) Full Text: DOI
Karlova, O. O. Baire classification of \(\sigma\)-discrete mappings. (Ukrainian. English summary) Zbl 1164.26305 Nauk. Visn. Chernivets’kogo Univ., Mat. 374, 52-54 (2008). MSC: 26A21 54C50 PDFBibTeX XMLCite \textit{O. O. Karlova}, Nauk. Visn. Chernivets'kogo Univ., Mat. 374, 52--54 (2008; Zbl 1164.26305)
Karlova, Olena; Maslyuchenko, Oleksandr; Maslyuchenko, Volodymyr Geodesic connected spaces and uniform limit of the Baire one functions. (Ukrainian. English summary) Zbl 1199.54108 Mat. Visn. Nauk. Tov. Im. Shevchenka 4, 129-133 (2007). MSC: 54C30 54E35 54E52 PDFBibTeX XMLCite \textit{O. Karlova} et al., Mat. Visn. Nauk. Tov. Im. Shevchenka 4, 129--133 (2007; Zbl 1199.54108)
Karlova, O. O.; Maslyuchenko, V. K. Separately continuous mappings with values in nonlocally convex spaces. (Ukrainian, English) Zbl 1164.54335 Ukr. Mat. Zh. 59, No. 12, 1639-1646 (2007); translation in Ukr. Math. J. 59, No. 12, 1840-1849 (2007). MSC: 54C30 PDFBibTeX XMLCite \textit{O. O. Karlova} and \textit{V. K. Maslyuchenko}, Ukr. Mat. Zh. 59, No. 12, 1639--1646 (2007; Zbl 1164.54335); translation in Ukr. Math. J. 59, No. 12, 1840--1849 (2007) Full Text: DOI
Karlova, O. O.; Maslyuchenko, O. V. Functions of the first Baire class with values on Zorgenfrei line. (Ukrainian. English summary) Zbl 1142.54335 Nauk. Visn. Chernivets’kogo Univ., Mat. 336-337, 85-88 (2007). MSC: 54C10 26A21 PDFBibTeX XMLCite \textit{O. O. Karlova} and \textit{O. V. Maslyuchenko}, Nauk. Visn. Chernivets'kogo Univ., Mat. 336--337, 85--88 (2007; Zbl 1142.54335)
Karlova, O. O. Separately continuous \(\sigma\)-discrete representations. (Ukrainian. English summary) Zbl 1117.26006 Nauk. Visn. Chernivets’kogo Univ., Mat. 314-315, 77-79 (2006). MSC: 26A21 54C05 PDFBibTeX XMLCite \textit{O. O. Karlova}, Nauk. Visn. Chernivets'kogo Univ., Mat. 314--315, 77--79 (2006; Zbl 1117.26006)
Karlova, O. O. Baire classification of mappings with values on subsets of finite-dimensional spaces. (Ukrainian. English summary) Zbl 1098.54014 Nauk. Visn. Chernivets’kogo Univ., Mat. 239, 59-65 (2005). MSC: 54C50 26A21 PDFBibTeX XMLCite \textit{O. O. Karlova}, Nauk. Visn. Chernivets'kogo Univ., Mat. 239, 59--65 (2005; Zbl 1098.54014)
Karlova, O. O.; Kuzak, S. M.; Maslychenko, V. K. Generalization of the Baire theorem about functions of the first class to the case of non-metrizable space. (Ukrainian. English summary) Zbl 1099.26004 Nauk. Visn. Chernivets’kogo Univ., Mat. 228, 11-14 (2004). MSC: 26A21 PDFBibTeX XMLCite \textit{O. O. Karlova} et al., Nauk. Visn. Chernivets'kogo Univ., Mat. 228, 11--14 (2004; Zbl 1099.26004)
Karlova, O. O. First functional Lebesgue class and Baire classification of separately continuous mapping. (Ukrainian. English summary) Zbl 1098.26005 Nauk. Visn. Chernivets’kogo Univ., Mat. 191-192, 52-60 (2004). MSC: 26A21 54C05 PDFBibTeX XMLCite \textit{O. O. Karlova}, Nauk. Visn. Chernivets'kogo Univ., Mat. 191--192, 52--60 (2004; Zbl 1098.26005)
Karlova, O. O.; Sobchuk, O. V. Lebesgue classification of multi-valued mappings of two variables. (Ukrainian. English summary) Zbl 1066.54021 Nauk. Visn. Chernivets’kogo Univ., Mat. 160, 76-79 (2003). MSC: 54C60 26A21 PDFBibTeX XMLCite \textit{O. O. Karlova} and \textit{O. V. Sobchuk}, Nauk. Visn. Chernivets'kogo Univ., Mat. 160, 76--79 (2003; Zbl 1066.54021)