Bollobas, Bela Normally subregular systems in normed algebras. (English) Zbl 0281.46043 Stud. Math. 49, 263-266 (1974). Page: −5 −4 −3 −2 −1 ±0 +1 +2 +3 +4 +5 Show Scanned Page MSC: 46H05 General theory of topological algebras 46H10 Ideals and subalgebras PDFBibTeX XMLCite \textit{B. Bollobas}, Stud. Math. 49, 263--266 (1974; Zbl 0281.46043) Full Text: DOI EuDML