Braconnier, Jean Harmonic analysis in abelian groups. Reprinted from the journal L’Enseignement Mathématique. 2e Série 2, 12-41, 257-273 (1956). (L’analyse harmonique dans les groupes abéliens.) (French) Zbl 1444.43001 Monographies de l’Enseignement Mathématique 5. Genève: L’Enseignement Mathématique, Université de Genève. 51 p. (1956). MSC: 43-01 43Axx 20K99 22B99 PDFBibTeX XMLCite \textit{J. Braconnier}, L'analyse harmonique dans les groupes abéliens. Reprinted from the journal L'Enseignement Mathématique. 2e Série 2, 12-41, 257-273 (1956). Genève: L'Enseignement Mathématique, Université de Genève (1956; Zbl 1444.43001)
Vilenkin, N. Ya. On the theory of adjoined spherical functions. (Russian) Zbl 0094.24705 Dokl. Akad. Nauk SSSR 111, 742-744 (1956). Reviewer: Horst Leptin (Hamburg) MSC: 43A90 22E45 22D10 PDFBibTeX XMLCite \textit{N. Ya. Vilenkin}, Dokl. Akad. Nauk SSSR 111, 742--744 (1956; Zbl 0094.24705)
Kartsivadze, I. N. On the singular integral operator with discontinuity coefficients. (Russian) Zbl 0073.08401 Dokl. Akad. Nauk SSSR 109, 450-452 (1956). MSC: 42-XX PDFBibTeX XMLCite \textit{I. N. Kartsivadze}, Dokl. Akad. Nauk SSSR 109, 450--452 (1956; Zbl 0073.08401)
Csibi, S. Note on de la Vallée Poussins’s approximation theorem. (English. Russian summary) Zbl 0072.28405 Acta Math. Acad. Sci. Hung. 7, 435-439 (1956). MSC: 42Axx PDFBibTeX XMLCite \textit{S. Csibi}, Acta Math. Acad. Sci. Hung. 7, 435--439 (1956; Zbl 0072.28405) Full Text: DOI
Achieser, N. I. Theory of approximation. Translated from the Russian 1947 edition by Charles J. Hyman. (English) Zbl 0072.28403 New York: Frederick Ungar Publishing Co. (1956). MSC: 41-01 42-01 PDFBibTeX XML
Ghizzetti, Aldo Sui coefficienti di Fourier-Stieltjes di una funzione non decrescente. (Italian) Zbl 0072.06302 Atti Accad. Naz. Lincei, VIII. Ser., Rend., Cl. Sci. Fis. Mat. Nat. 20, 580-583 (1956). Reviewer: J. Horváth MSC: 42A38 42A70 PDFBibTeX XMLCite \textit{A. Ghizzetti}, Atti Accad. Naz. Lincei, VIII. Ser., Rend., Cl. Sci. Fis. Mat. Nat. 20, 580--583 (1956; Zbl 0072.06302)
Geronimus, Ya. L. On asymptotic properties of orthogonal polynomials. (Über die asymptotischen Eigenschaften von Orthogonalpolynomen.) (Russian) Zbl 0070.06301 Dokl. Akad. Nauk SSSR 106, 175-178 (1956). Reviewer: W. Hahn MSC: 42C05 PDFBibTeX XMLCite \textit{Ya. L. Geronimus}, Dokl. Akad. Nauk SSSR 106, 175--178 (1956; Zbl 0070.06301)