Kharazishvili, A. Some properties of \(at\)-sets and \(ot\)-sets in a Hilbert space. (English) Zbl 1276.05123 Proc. A. Razmadze Math. Inst. 159, 147-151 (2012). MSC: 05D05 52A15 52B05 52B10 52B35 52B45 PDFBibTeX XMLCite \textit{A. Kharazishvili}, Proc. A. Razmadze Math. Inst. 159, 147--151 (2012; Zbl 1276.05123)
Zhang, Tao; Chu, Yuming Some convexity properties for a class of symmetric functions. (English) Zbl 1282.26015 Proc. A. Razmadze Math. Inst. 157, 131-140 (2011). MSC: 26A51 05E05 PDFBibTeX XMLCite \textit{T. Zhang} and \textit{Y. Chu}, Proc. A. Razmadze Math. Inst. 157, 131--140 (2011; Zbl 1282.26015)
Givradze, O. The number of equivalences on a finite set. (English) Zbl 1159.05301 Proc. A. Razmadze Math. Inst. 131, 121-122 (2003). MSC: 05A18 PDFBibTeX XMLCite \textit{O. Givradze}, Proc. A. Razmadze Math. Inst. 131, 121--122 (2003; Zbl 1159.05301)