Bottazzi, Emanuele; Katz, Mikhail G. Infinitesimals via Cauchy sequences: refining the classical equivalence. (English) Zbl 1484.26111 Open Math. 19, 477-482 (2021). MSC: 26E35 PDFBibTeX XMLCite \textit{E. Bottazzi} and \textit{M. G. Katz}, Open Math. 19, 477--482 (2021; Zbl 1484.26111) Full Text: DOI arXiv
Kanovei, Vladimir; Katz, Mikhail G.; Nowik, Tahl Metric completions, the Heine-Borel property, and approachability. (English) Zbl 1443.54010 Open Math. 18, 162-166 (2020). MSC: 54D35 54E35 26E35 03H05 PDFBibTeX XMLCite \textit{V. Kanovei} et al., Open Math. 18, 162--166 (2020; Zbl 1443.54010) Full Text: DOI arXiv
Buhrii, Oleh; Buhrii, Nataliya Integro-differential systems with variable exponents of nonlinearity. (English) Zbl 1383.35237 Open Math. 15, 859-883 (2017). MSC: 35R09 46E35 35K52 35K55 PDFBibTeX XMLCite \textit{O. Buhrii} and \textit{N. Buhrii}, Open Math. 15, 859--883 (2017; Zbl 1383.35237) Full Text: DOI
Xu, Hong Yan; Liu, San Yang The uniqueness of meromorphic functions in \(k\)-punctured complex plane. (English) Zbl 1370.30015 Open Math. 15, 724-733 (2017). MSC: 30D30 30D35 PDFBibTeX XMLCite \textit{H. Y. Xu} and \textit{S. Y. Liu}, Open Math. 15, 724--733 (2017; Zbl 1370.30015) Full Text: DOI
Xu, Hong-Yan; Zheng, Xiu-Min; Wang, Hua On meromorphic functions for sharing two sets and three sets in \(m\)-punctured complex plane. (English) Zbl 1370.30016 Open Math. 14, 913-924 (2016). Reviewer: Benharrat Belaidi (Mostaganem) MSC: 30D30 30D35 PDFBibTeX XMLCite \textit{H.-Y. Xu} et al., Open Math. 14, 913--924 (2016; Zbl 1370.30016) Full Text: DOI