DeFigueriredo, D. G.; Karlovitz, L. A. On the radial projection in normed spaces. (English) Zbl 0172.16102 Bull. Am. Math. Soc. 73, 364-368 (1967). Page: −5 −4 −3 −2 −1 ±0 +1 +2 +3 +4 +5 Show Scanned Page Cited in 26 Documents Keywords:functional analysis PDFBibTeX XMLCite \textit{D. G. DeFigueriredo} and \textit{L. A. Karlovitz}, Bull. Am. Math. Soc. 73, 364--368 (1967; Zbl 0172.16102) Full Text: DOI References: [1] W. A. Kirk and M. F. Smiley, Mathematical Notes: Another Characterization of Inner Product Spaces, Amer. Math. Monthly 71 (1964), no. 8, 890 – 891. · doi:10.2307/2312400 [2] C. F. Dunkl and K. S. Williams, Mathematical notes: a simple norm inequality, Amer. Math. Monthly 71 (1964), no. 1, 53 – 54. · Zbl 0178.16202 · doi:10.2307/2311304 [3] Robert C. James, Orthogonality and linear functionals in normed linear spaces, Trans. Amer. Math. Soc. 61 (1947), 265 – 292. · Zbl 0037.08001 [4] Garrett Birkhoff, Orthogonality in linear metric spaces, Duke Math. J. 1 (1935), no. 2, 169 – 172. · Zbl 0012.30604 · doi:10.1215/S0012-7094-35-00115-6 [5] S. Kakutani, Some characterizations of Euclidean space, Jap. J. Math. 16 (1939), 93 – 97. · Zbl 0022.15001 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. In some cases that data have been complemented/enhanced by data from zbMATH Open. This attempts to reflect the references listed in the original paper as accurately as possible without claiming completeness or a perfect matching.