Hoo, Cheong-Seng; Shum, Kar-Ping On the nilpotent elements of semigroups. (English) Zbl 0235.22005 Colloq. Math. 25, 211-224 (1972). Page: −5 −4 −3 −2 −1 ±0 +1 +2 +3 +4 +5 Show Scanned Page Cited in 3 Documents MSC: 22A15 Structure of topological semigroups PDF BibTeX XML Cite \textit{C.-S. Hoo} and \textit{K.-P. Shum}, Colloq. Math. 25, 211--224 (1972; Zbl 0235.22005) Full Text: DOI