Bonsall, F. F. The numerical range of an element of a normed algebra. (English) Zbl 0175.13806 Glasg. Math. J. 10, 68-72 (1969). Page: −5 −4 −3 −2 −1 ±0 +1 +2 +3 +4 +5 Show Scanned Page Cited in 4 Documents Keywords:functional analysis PDF BibTeX XML Cite \textit{F. F. Bonsall}, Glasg. Math. J. 10, 68--72 (1969; Zbl 0175.13806) Full Text: DOI OpenURL References: [1] DOI: 10.1016/0022-247X(67)90146-1 · Zbl 0143.36703 [2] Stone, Linear transformations in Hilbert space and their applications to analysis (1932) · Zbl 0005.40003 [3] DOI: 10.2307/1993352 · Zbl 0102.32701 [4] DOI: 10.2307/1969676 · Zbl 0067.35002 [5] Glickfeld, Notices Amer. Math. Soc. 15 pp 339– (1968) [6] Duncan, Glasgow Math. J. 10 pp 73– (1969) [7] DOI: 10.1093/qmath/19.1.97 · Zbl 0153.44603 [8] DOI: 10.2307/2315890 · Zbl 0156.38202 This reference list is based on information provided by the publisher or from digital mathematics libraries. Its items are heuristically matched to zbMATH identifiers and may contain data conversion errors. It attempts to reflect the references listed in the original paper as accurately as possible without claiming the completeness or perfect precision of the matching.