Basumatary, Bhimraj; Basumatary, Jili; Nordo, Giorgio On the number of clopen topological spaces on a finite set. (English) Zbl 07729274 Afr. Mat. 34, No. 3, Paper No. 57, 11 p. (2023). MSC: 54A05 PDFBibTeX XMLCite \textit{B. Basumatary} et al., Afr. Mat. 34, No. 3, Paper No. 57, 11 p. (2023; Zbl 07729274) Full Text: DOI
Echi, Othman Quasihomeomorphisms and Skula spaces. (English) Zbl 1510.54001 J. Algebra Appl. 22, No. 1, Article ID 2350020, 13 p. (2023). Reviewer: K. P. Hart (Delft) MSC: 54A10 54C05 54D10 PDFBibTeX XMLCite \textit{O. Echi}, J. Algebra Appl. 22, No. 1, Article ID 2350020, 13 p. (2023; Zbl 1510.54001) Full Text: DOI
Echi, Othman On the product of primal spaces. (English) Zbl 1487.54032 Quaest. Math. 45, No. 1, 1-10 (2022). Reviewer: Jorge Vielma (Maracaibo) MSC: 54C99 54C50 54E20 PDFBibTeX XMLCite \textit{O. Echi}, Quaest. Math. 45, No. 1, 1--10 (2022; Zbl 1487.54032) Full Text: DOI
Ayache, Ahmed; Echi, Othman; Khalfallah, Adel Subrings of a power set and clopen topologies. (English) Zbl 1486.13005 J. Algebra Appl. 20, No. 12, Article ID 2150224, 13 p. (2021). Reviewer: Dario Spirito (Padova) MSC: 13A15 13F30 54F65 PDFBibTeX XMLCite \textit{A. Ayache} et al., J. Algebra Appl. 20, No. 12, Article ID 2150224, 13 p. (2021; Zbl 1486.13005) Full Text: DOI