Akilov, G. P.; Vershik, A. M. On the reciprocal continuous extension of linear operations. (Russian. English summary) Zbl 0081.33801 Vestn. Leningr. Univ. 13, No. 7, Ser. Mat. Mekh. Astron. 13, No. 2, 27-33 (1958). Page: −5 −4 −3 −2 −1 ±0 +1 +2 +3 +4 +5 Show Scanned Page Keywords:functional analysis PDFBibTeX XMLCite \textit{G. P. Akilov} and \textit{A. M. Vershik}, Vestn. Leningr. Univ., Mat. Mekh. Astron. 13, No. 2, 27--33 (1958; Zbl 0081.33801)