Li, Enze; Pei, Donghe Involute-evolute and pedal-contrapedal curve pairs on \(S^2\). (English) Zbl 07781338 Math. Methods Appl. Sci. 45, No. 18, 11986-12000 (2022). MSC: 53A04 57R45 58K05 PDFBibTeX XMLCite \textit{E. Li} and \textit{D. Pei}, Math. Methods Appl. Sci. 45, No. 18, 11986--12000 (2022; Zbl 07781338) Full Text: DOI
Thivagar, M. Lellis; Anbuchelvi, M. New spaces and continuity via \(\hat \Omega\)-closed sets. (English) Zbl 1412.57012 Bol. Soc. Parana. Mat. (3) 32, No. 2, 143-161 (2014). MSC: 57N05 PDFBibTeX XMLCite \textit{M. L. Thivagar} and \textit{M. Anbuchelvi}, Bol. Soc. Parana. Mat. (3) 32, No. 2, 143--161 (2014; Zbl 1412.57012) Full Text: Link