Calderón, Alberto P.; Klein, G. On an extremum problem concerning trigonometrical polynomials. (English) Zbl 0044.05902 Stud. Math. 12, 166-169 (1951). Page: −5 −4 −3 −2 −1 ±0 +1 +2 +3 +4 +5 Show Scanned Page Cited in 7 Documents Keywords:differentiation and integration PDFBibTeX XMLCite \textit{A. P. Calderón} and \textit{G. Klein}, Stud. Math. 12, 166--169 (1951; Zbl 0044.05902) Full Text: DOI EuDML