Men’shov, D. E. On convergence in measure of trigonometric series. (English. Russian original) Zbl 0058.05602 Am. Math. Soc., Transl. 105, 76 p. (1954); translation from Trudy Mat. Inst. Steklov 32, 97 p. (1950). PDFBibTeX XML
Matsuyama, Noboru Notes on Fourier analysis. XXXII. On the summability \((C,1)\) of the Fourier series. (English) Zbl 0054.02902 Proc. Japan Acad. 26, No. 7, 5-9 (1950). PDFBibTeX XMLCite \textit{N. Matsuyama}, Proc. Japan Acad. 26, No. 7, 5--9 (1950; Zbl 0054.02902) Full Text: DOI
Sunouchi, Gen-ichiro; Yano, Shigeky Notes on Fourier analysis. XXXIX. Convergence and summability of orthogonal series. (English) Zbl 0054.02901 Proc. Japan Acad. 26, No. 7, 10-16 (1950). PDFBibTeX XMLCite \textit{G.-i. Sunouchi} and \textit{S. Yano}, Proc. Japan Acad. 26, No. 7, 10--16 (1950; Zbl 0054.02901) Full Text: DOI
Geronimus, Ya. L. On asymptotic properties of polynomials which are orthogonal on the unit circle, and on certain properties of positive harmonic functions. (English. Russian original) Zbl 0052.29102 Am. Math. Soc., Transl. 95, 29 p. (1953); translation from Izv. Akad. Nauk SSSR, Ser. Mat. 14, 123-144 (1950). PDFBibTeX XML
Udagawa, Masatomo On lacunary non-harmonic trigonometric series. (English) Zbl 0045.34102 Kōdai Math. Semin. Rep. 1950, 17-20 (1950). PDFBibTeX XMLCite \textit{M. Udagawa}, Kōdai Math. Semin. Rep. 1950, 17--20 (1950; Zbl 0045.34102) Full Text: DOI
Wilkins, J. Ernest jun. Neumann series of Bessel functions II. (English) Zbl 0045.33802 Trans. Am. Math. Soc. 69, 55-65 (1950). PDFBibTeX XMLCite \textit{J. E. Wilkins jun.}, Trans. Am. Math. Soc. 69, 55--65 (1950; Zbl 0045.33802) Full Text: DOI
Wing, G. Milton The mean convergence of orthogonal series. (English) Zbl 0045.33801 Am. J. Math. 72, 792-808 (1950). PDFBibTeX XMLCite \textit{G. M. Wing}, Am. J. Math. 72, 792--808 (1950; Zbl 0045.33801) Full Text: DOI
Mamuzitch, Zlatko Sur la théorème I de Weierstrass sur l’approximation par polynômes des fonctions continues d’une variable réelle. (Serbian. French summary) Zbl 0045.33604 Bull. Soc. Math. Phys. Serbie 2, No. 3-4, 61-72 (1950). PDFBibTeX XMLCite \textit{Z. Mamuzitch}, Bull. Soc. Math. Phys. Serbie 2, No. 3--4, 61--72 (1950; Zbl 0045.33604)
Kawata, Tatsuo On gap series. (English) Zbl 0045.17804 Kōdai Math. Semin. Rep. 1950, 21-30 (1950). PDFBibTeX XMLCite \textit{T. Kawata}, Kōdai Math. Semin. Rep. 1950, 21--30 (1950; Zbl 0045.17804) Full Text: DOI
Maruyama, Gisiro On an asymptotic property of a gap sequence. (English) Zbl 0045.03402 Kōdai Math. Semin. Rep. 1950, 31-32 (1950). PDFBibTeX XMLCite \textit{G. Maruyama}, Kōdai Math. Semin. Rep. 1950, 31--32 (1950; Zbl 0045.03402) Full Text: DOI
Sunouchi, Gen-ichiro Notes on Fourier analyis. XXV. Quasitauberian theorem. (English) Zbl 0041.39102 Tohoku Math. J., II. Ser. 1, 167-185 (1950). PDFBibTeX XMLCite \textit{G.-i. Sunouchi}, Tôhoku Math. J. (2) 1, 167--185 (1950; Zbl 0041.39102) Full Text: DOI
Izumi, Shin-ichi; Sunouchi, Gen-ichiro Notes on Fourier analysis. XXXIX: Theorems concerning Cesaro summability. (English) Zbl 0041.39001 Tohoku Math. J., II. Ser. 1, 313-326 (1950). PDFBibTeX XMLCite \textit{S.-i. Izumi} and \textit{G.-i. Sunouchi}, Tôhoku Math. J. (2) 1, 313--326 (1950; Zbl 0041.39001) Full Text: DOI
Izumi, Shin-ichi Notes on Fourier analysis. XXXV. (English) Zbl 0041.38902 Tohoku Math. J., II. Ser. 1, 285-302 (1950). PDFBibTeX XMLCite \textit{S.-i. Izumi}, Tôhoku Math. J. (2) 1, 285--302 (1950; Zbl 0041.38902) Full Text: DOI
Izumi, Shin-ichi Notes on Fourier analysis. XXVI. Some negative examples in the theory of Fourier series. (English) Zbl 0041.38901 Tohoku Math. J., II. Ser. 2, 74-95 (1950). PDFBibTeX XMLCite \textit{S.-i. Izumi}, Tôhoku Math. J. (2) 2, 74--95 (1950; Zbl 0041.38901) Full Text: DOI
Matsuyama, Noboru Notes on Fourier analysis. XXXVII: On the convergence factor of the Fourier series at a point. (English) Zbl 0041.38805 Tohoku Math. J., II. Ser. 2, 126-134 (1950). PDFBibTeX XMLCite \textit{N. Matsuyama}, Tôhoku Math. J. (2) 2, 126--134 (1950; Zbl 0041.38805) Full Text: DOI
Matsuyama, Noboru Notes on Fourier analysis. XXV. On the \(C\)-summability of the Fourier series. (English) Zbl 0041.38803 Tohoku Math. J., II. Ser. 2, 51-56 (1950). PDFBibTeX XMLCite \textit{N. Matsuyama}, Tôhoku Math. J. (2) 2, 51--56 (1950; Zbl 0041.38803) Full Text: DOI
Cheng, Min-Teh The Gibbs phenomenon and Bochner’s summation method. II. (English) Zbl 0041.38703 Duke Math. J. 17, 477-490 (1950). PDFBibTeX XMLCite \textit{M.-T. Cheng}, Duke Math. J. 17, 477--490 (1950; Zbl 0041.38703) Full Text: DOI
Cheng, Min-Teh Uniqueness of double trigonometric series. (English) Zbl 0041.38702 Sci. Record 3, 147-155 (1950). PDFBibTeX XMLCite \textit{M.-T. Cheng}, Sci. Record 3, 147--155 (1950; Zbl 0041.38702)
Henstock, Ralph Sets of uniqueness for trigonometric series and integrals. (English) Zbl 0041.38701 Proc. Camb. Philos. Soc. 46, 538-548 (1950). PDFBibTeX XMLCite \textit{R. Henstock}, Proc. Camb. Philos. Soc. 46, 538--548 (1950; Zbl 0041.38701)
Zamansky, Marc Sur la sommation des séries de Fourier dérivées. (French) Zbl 0041.38609 C. R. Acad. Sci., Paris 231, 1118-1120 (1950). PDFBibTeX XMLCite \textit{M. Zamansky}, C. R. Acad. Sci., Paris 231, 1118--1120 (1950; Zbl 0041.38609)
Kawata, Tatsuo Representation of a function by the Fourier-Stieltjes Integral. (English) Zbl 0041.38517 Ann. Inst. Stat. Math. 1, 131-139 (1950). PDFBibTeX XMLCite \textit{T. Kawata}, Ann. Inst. Stat. Math. 1, 131--139 (1950; Zbl 0041.38517) Full Text: DOI
Wing, G. Milton The mean convergence of orthogonal series. (English) Zbl 0041.38515 Am. J. Math. 72, 792-808 (1950). PDFBibTeX XMLCite \textit{G. M. Wing}, Am. J. Math. 72, 792--808 (1950; Zbl 0041.38515) Full Text: DOI
Videnskij, V. S. Über eine Abschätzung der Ableitungen eines Polynoms. (Russian) Zbl 0041.38514 Dokl. Akad. Nauk SSSR, n. Ser. 73, 257-259 (1950). PDFBibTeX XMLCite \textit{V. S. Videnskij}, Dokl. Akad. Nauk SSSR, n. Ser. 73, 257--259 (1950; Zbl 0041.38514)
Tagamlickij, Ja. A. Über Funktionen, deren Ableitungen gewissen Ungleichungen genügen. (Russian) Zbl 0041.38512 Dokl. Akad. Nauk SSSR, n. Ser. 75, 337-340 (1950). PDFBibTeX XMLCite \textit{Ja. A. Tagamlickij}, Dokl. Akad. Nauk SSSR, n. Ser. 75, 337--340 (1950; Zbl 0041.38512)
Rymarenko, B. A. Über Polynome, die auf der ganzen reellen Achse monoton sind. (Russian) Zbl 0041.38511 Dokl. Akad. Nauk SSSR, n. Ser. 71, 1029-1032 (1950). PDFBibTeX XMLCite \textit{B. A. Rymarenko}, Dokl. Akad. Nauk SSSR, n. Ser. 71, 1029--1032 (1950; Zbl 0041.38511)
Nicolescu, Miron Approximation von global stetigen Funktionen durch Pseudo-polynôme. (Romanian. French summary) Zbl 0041.38509 Acad. Republ. Popul. Romane, Bul. Sti. A 2, 795-798 (1950). PDFBibTeX XMLCite \textit{M. Nicolescu}, Acad. Republ. Popul. Române, Bul. Ști. A 2, 795--798 (1950; Zbl 0041.38509)
Sunouchi, Gen-ichiro Notes on Fourier analysis. XXXVI: On certain applications of Wiener’s tauberian theorems. (English) Zbl 0041.19601 Tohoku Math. J., II. Ser. 1, 303-312 (1950). PDFBibTeX XMLCite \textit{G.-i. Sunouchi}, Tôhoku Math. J. (2) 1, 303--312 (1950; Zbl 0041.19601) Full Text: DOI
Izumi, Shin-ichi Notes on Fourier analysis. XVI. (English) Zbl 0041.19403 Tohoku Math. J., II. Ser. 1, 144-166 (1950). PDFBibTeX XMLCite \textit{S.-i. Izumi}, Tôhoku Math. J. (2) 1, 144--166 (1950; Zbl 0041.19403) Full Text: DOI
Izumi, Shin-ichi Notes on Fourier analysis. VIII. Local properties of Fourier series. (English) Zbl 0041.19402 Tohoku Math. J., II. Ser. 1, 136-143 (1950). PDFBibTeX XMLCite \textit{S.-i. Izumi}, Tôhoku Math. J. (2) 1, 136--143 (1950; Zbl 0041.19402) Full Text: DOI
Tsuchikura, Tamotsu Notes on Fourier analysis. XXVI. Lipschitz condition of partial sums of Fourier series. (English) Zbl 0041.19301 Tohoku Math. J., II. Ser. 2, 24-29 (1950). PDFBibTeX XMLCite \textit{T. Tsuchikura}, Tôhoku Math. J. (2) 2, 24--29 (1950; Zbl 0041.19301) Full Text: DOI
Bödewadt, U. T. Über die Fourierkoeffizienten einer zusammengesetzten Funktion. (German) Zbl 0041.19101 Math. Z. 53, 267-272 (1950). PDFBibTeX XMLCite \textit{U. T. Bödewadt}, Math. Z. 53, 267--272 (1950; Zbl 0041.19101) Full Text: DOI EuDML
Timan, A. F. Eine genaue Abschätzung des Restes bei der Approximation periodischer differenzierbarer Funktionen durch Poissonsche Integrale. (Russian) Zbl 0041.19004 Dokl. Akad. Nauk SSSR, n. Ser. 74, 17-20 (1950). PDFBibTeX XMLCite \textit{A. F. Timan}, Dokl. Akad. Nauk SSSR, n. Ser. 74, 17--20 (1950; Zbl 0041.19004)
Sz.-Nagy, Béla Sur l’ordre de l’approximation d’une fonction par son intégrale de Poisson. (French) Zbl 0041.19001 Acta Math. Acad. Sci. Hung. 1, 183-188 (1950). PDFBibTeX XMLCite \textit{B. Sz. -Nagy}, Acta Math. Acad. Sci. Hung. 1, 183--188 (1950; Zbl 0041.19001) Full Text: DOI
Picone, Mauro Sulla derivazione parziale per serie. (Italian) Zbl 0041.18903 Boll. Unione Mat. Ital., III. Ser. 5, 24-33 (1950). PDFBibTeX XMLCite \textit{M. Picone}, Boll. Unione Mat. Ital., III. Ser. 5, 24--33 (1950; Zbl 0041.18903) Full Text: EuDML
Pucci, Carlo Un teorema di derivazione per serie. (Italian) Zbl 0041.18902 Boll. Unione Mat. Ital., III. Ser. 5, 20-23 (1950). PDFBibTeX XMLCite \textit{C. Pucci}, Boll. Unione Mat. Ital., III. Ser. 5, 20--23 (1950; Zbl 0041.18902) Full Text: EuDML
Morse, Marston; Transue, William The Frechet variation and Pringsheim convergence of double Fourier series. (English) Zbl 0041.03401 Contrib. Fourier Analysis, Ann. Math. Stud. 25, 46-103 (1950). PDFBibTeX XML
Bitsadze, A. V. Über ein Funktionensystem. (Russian) Zbl 0041.03303 Usp. Mat. Nauk 5, No. 4(38), 154-155 (1950). PDFBibTeX XMLCite \textit{A. V. Bitsadze}, Usp. Mat. Nauk 5, No. 4(38), 154--155 (1950; Zbl 0041.03303)
Dzhvarsheishvili, A. G. Über ein Konvergenzkriterium der Fourierreihe. (Russian) Zbl 0041.03302 Soobshch. Akad. Nauk Gruz. SSR 11, 403-407 (1950). MSC: 42-XX PDFBibTeX XMLCite \textit{A. G. Dzhvarsheishvili}, Soobshch. Akad. Nauk Gruz. SSR 11, 403--407 (1950; Zbl 0041.03302)
Yano, Shigeki Notes on Fourier analysis. XIX. A remark on Riemann sums. (English) Zbl 0041.03301 Tohoku Math. J., II. Ser. 2, 1-3 (1950). PDFBibTeX XMLCite \textit{S. Yano}, Tôhoku Math. J. (2) 2, 1--3 (1950; Zbl 0041.03301) Full Text: DOI
Fine, N. J. The generalized Walsh functions. (English) Zbl 0041.03002 Trans. Am. Math. Soc. 69, 66-77 (1950). PDFBibTeX XMLCite \textit{N. J. Fine}, Trans. Am. Math. Soc. 69, 66--77 (1950; Zbl 0041.03002) Full Text: DOI
Nosarzwska, Maria On the pointwise approximation and the uniform convergence. (English) Zbl 0041.03001 Čas. Mat. Fys. 74, No. 3, 219-220 (1950). PDFBibTeX XMLCite \textit{M. Nosarzwska}, Čas. Mat. Fys. 74, No. 3, 219--220 (1950; Zbl 0041.03001)
Gagua, M. E. Über die Approximation stetiger Funktionen durch spezielle Lösungen elliptischer Differentialgleichungen. (Russian) Zbl 0041.02904 Soobshch. Akad. Nauk Gruz. SSR 11, 211-214 (1950). PDFBibTeX XMLCite \textit{M. E. Gagua}, Soobshch. Akad. Nauk Gruz. SSR 11, 211--214 (1950; Zbl 0041.02904)
Leont’ev, A. F. Über eine Folge von Polynomen. (Russian) Zbl 0041.02903 Dokl. Akad. Nauk SSSR, n. Ser. 72, 621-624 (1950). PDFBibTeX XMLCite \textit{A. F. Leont'ev}, Dokl. Akad. Nauk SSSR, n. Ser. 72, 621--624 (1950; Zbl 0041.02903)
Olds, C. D. The best polynomial approximation of functions. (English) Zbl 0041.02901 Am. Math. Mon. 57, 617-621 (1950). PDFBibTeX XMLCite \textit{C. D. Olds}, Am. Math. Mon. 57, 617--621 (1950; Zbl 0041.02901) Full Text: DOI
Morozov, M. I. Annäherung von Funktionen, die einer Lipschitzbedingung genügen, durch Interpolationspolynome mit doppelten Interpolationsknoten. (Russian) Zbl 0041.02801 Usp. Mat. Nauk 5, No. 4(38), 156-161 (1950). PDFBibTeX XMLCite \textit{M. I. Morozov}, Usp. Mat. Nauk 5, No. 4(38), 156--161 (1950; Zbl 0041.02801)
Klein, George A note on interpolation. (English) Zbl 0041.02604 Proc. Am. Math. Soc. 1, 695-702 (1950). PDFBibTeX XMLCite \textit{G. Klein}, Proc. Am. Math. Soc. 1, 695--702 (1950; Zbl 0041.02604) Full Text: DOI
Steffensen, J. F. Interpolation. 2nd ed. (English) Zbl 0041.02603 New York: Chelsea Co. IX, 248 p. (1950). PDFBibTeX XML
Calderón, Alberto P. On theorems of M. Riesz and Zygmund. (English) Zbl 0040.32302 Proc. Am. Math. Soc. 1, 533-535 (1950). PDFBibTeX XMLCite \textit{A. P. Calderón}, Proc. Am. Math. Soc. 1, 533--535 (1950; Zbl 0040.32302) Full Text: DOI
Tsuchikura, Tamotsu; Yano, Shigeki On the absolute convergence of trigonometrical series. (English) Zbl 0040.32301 Proc. Am. Math. Soc. 1, 517-521 (1950). PDFBibTeX XMLCite \textit{T. Tsuchikura} and \textit{S. Yano}, Proc. Am. Math. Soc. 1, 517--521 (1950; Zbl 0040.32301) Full Text: DOI
Sunouchi, Gen-ichiro On double Fourier series. (English) Zbl 0040.18204 Proc. Am. Math. Soc. 1, 522-525 (1950). PDFBibTeX XMLCite \textit{G.-i. Sunouchi}, Proc. Am. Math. Soc. 1, 522--525 (1950; Zbl 0040.18204) Full Text: DOI
Morse, Marston; Transue, William The Frechet variation and a generalization for multiple Fourier series of the Jordan test. (English) Zbl 0040.18203 Riv. Mat. Univ. Parma 1, 3-18 (1950). PDFBibTeX XMLCite \textit{M. Morse} and \textit{W. Transue}, Riv. Mat. Univ. Parma 1, 3--18 (1950; Zbl 0040.18203)
Sunouchi, Gen-ichiro On the strong summability of Fourier series. (English) Zbl 0040.18201 Proc. Am. Math. Soc. 1, 526-533 (1950). PDFBibTeX XMLCite \textit{G.-i. Sunouchi}, Proc. Am. Math. Soc. 1, 526--533 (1950; Zbl 0040.18201) Full Text: DOI
Jurkat, W. Zur Konvergenztheorie der Fourier-Reihen. (German) Zbl 0040.18103 Math. Z. 53, 309-339 (1950). PDFBibTeX XMLCite \textit{W. Jurkat}, Math. Z. 53, 309--339 (1950; Zbl 0040.18103) Full Text: DOI EuDML
Mahapatra, S. A test for the convergence of a Fourier series. (English) Zbl 0040.18102 Bull. Calcutta Math. Soc. 42, 149-152 (1950). PDFBibTeX XMLCite \textit{S. Mahapatra}, Bull. Calcutta Math. Soc. 42, 149--152 (1950; Zbl 0040.18102)
Zygmund, Antoni A remark on the integral modulus of continuity. (English) Zbl 0040.18101 Rev., Ser. A, Univ. Nac. Tucuman 7, 259-269 (1950). PDFBibTeX XMLCite \textit{A. Zygmund}, Rev., Ser. A, Univ. Nac. Tucumán 7, 259--269 (1950; Zbl 0040.18101)
Lozinskij, S. M. Über die Konvergenz Fourierscher Doppelreihen. (Russian) Zbl 0040.03102 Dokl. Akad. Nauk SSSR, n. Ser. 72, 841-843 (1950). PDFBibTeX XMLCite \textit{S. M. Lozinskij}, Dokl. Akad. Nauk SSSR, n. Ser. 72, 841--843 (1950; Zbl 0040.03102)
Sinvhal, S. D. On Cesaro non-summability of Fourier series. III. (English) Zbl 0040.03101 Ganita 1, 27-30 (1950). PDFBibTeX XMLCite \textit{S. D. Sinvhal}, Gaṇita 1, 27--30 (1950; Zbl 0040.03101)
Sz.-Nagy, Béla Méthodes de sommation des séries de Fourier. III. (French) Zbl 0040.03002 Acta Sci. Math., Szeged 13, 247-251 (1950). PDFBibTeX XMLCite \textit{B. Sz. -Nagy}, Acta Sci. Math. 13, 247--251 (1950; Zbl 0040.03002)
Sz.-Nagy, Béla Méthodes de sommation des séries de Fourier. II. (French) Zbl 0040.03001 Čas. Mat. Fys. 74, No. 3, 210-219 (1950). PDFBibTeX XMLCite \textit{B. Sz. -Nagy}, Čas. Mat. Fys. 74, No. 3, 210--219 (1950; Zbl 0040.03001)
Calderón, Alberto P.; Zygmund, Antoni On the theorem of Hausdorff-Young and its extensions. (English) Zbl 0040.02902 Contrib. Fourier Analysis, Ann. Math. Stud. 25, 166-188 (1950). PDFBibTeX XML
Tornheim, Leonard On n-parameter families of functions and associated convex functions. (English) Zbl 0040.02901 Trans. Am. Math. Soc. 69, 457-467 (1950). PDFBibTeX XMLCite \textit{L. Tornheim}, Trans. Am. Math. Soc. 69, 457--467 (1950; Zbl 0040.02901) Full Text: DOI
Meyers, Leroy F.; Sard, Arthur Best interpolation formulas. (English) Zbl 0040.02801 J. Math. Phys. 29, 198-206 (1950). PDFBibTeX XMLCite \textit{L. F. Meyers} and \textit{A. Sard}, J. Math. Phys., Mass. Inst. Techn. 29, 198--206 (1950; Zbl 0040.02801) Full Text: DOI
Schmetterer, Leopold Taubersche Sätze und trigonometrische Reihen. (German) Zbl 0039.29602 Österr. Akad. Wiss., Math.-Naturw. Kl., Sitzungsber., Abt. IIa 158, 37-59 (1950). PDFBibTeX XMLCite \textit{L. Schmetterer}, Österr. Akad. Wiss., Math.-Naturw. Kl., Sitzungsber., Abt. IIa 158, 37--59 (1950; Zbl 0039.29602)
Sz.-Nagy, Béla Méthodes de sommation des séries de Fourier. I. (French) Zbl 0039.29601 Acta Sci. Math., Szeged 12 B, 204-210 (1950). PDFBibTeX XMLCite \textit{B. Sz. -Nagy}, Acta Sci. Math. 12, 204--210 (1950; Zbl 0039.29601)
Szasz, Otto Gibbs’ phenomenon for Hausdorff means. (English) Zbl 0039.29403 Trans. Am. Math. Soc. 69, 440-456 (1950). PDFBibTeX XMLCite \textit{O. Szasz}, Trans. Am. Math. Soc. 69, 440--456 (1950; Zbl 0039.29403) Full Text: DOI
Bochner, Salomon Localization of best approximation. (English) Zbl 0039.29402 Contrib. Fourier Analysis, Ann. Math. Stud. 25, 3-23 (1950). PDFBibTeX XML
Shreĭder, Yu. A. Über die Fourier-Stieltjes-Koeffizienten von Funktionen mit beschränkter Variation. (Russian) Zbl 0039.29401 Dokl. Akad. Nauk SSSR, n. Ser. 74, 663-664 (1950). MSC: 42A16 PDFBibTeX XMLCite \textit{Yu. A. Shreĭder}, Dokl. Akad. Nauk SSSR, n. Ser. 74, 663--664 (1950; Zbl 0039.29401)
Kozlov, V. Ya. Über vollständige Systeme von Orthogonalfunktionen. (Russian) Zbl 0039.29302 Mat. Sb., N. Ser. 26(68), 351-364 (1950). PDFBibTeX XMLCite \textit{V. Ya. Kozlov}, Mat. Sb., Nov. Ser. 26(68), 351--364 (1950; Zbl 0039.29302)
Kozlov, V. Ya. Zur Frage der Vollständigkeit eines Funktionensystems vom Typus \(\{\varphi (nx)\}\) im Raume \(L_2\). (Russian) Zbl 0039.29301 Dokl. Akad. Nauk SSSR, n. Ser. 73, 441-444 (1950). PDFBibTeX XMLCite \textit{V. Ya. Kozlov}, Dokl. Akad. Nauk SSSR, n. Ser. 73, 441--444 (1950; Zbl 0039.29301)
Levi, Eugenio Sopra un’applicazione dei polinomi di Bernstein all’approssimazione in media delle funzioni sommabili. (Italian) Zbl 0039.29202 Atti Accad. Naz. Lincei, VIII. Ser., Rend., Cl. Sci. Fis. Mat. Nat. 9, 242-246 (1950). PDFBibTeX XMLCite \textit{E. Levi}, Atti Accad. Naz. Lincei, VIII. Ser., Rend., Cl. Sci. Fis. Mat. Nat. 9, 242--246 (1950; Zbl 0039.29202)
Stopelli, Francesco Sulle famiglie di funzioni definite da equazioni differenziali lineari omogenee a coefficienti costanti. (Italian) Zbl 0039.29201 Giorn. Mat. Battaglini, IV. Ser. 79, 225-229 (1950). PDFBibTeX XMLCite \textit{F. Stopelli}, Giorn. Mat. Battaglini, IV. Ser. 79, 225--229 (1950; Zbl 0039.29201)
Mohanty, R. The absolute Cesaro summability of the successively derived allied series of a Fourier series. (English) Zbl 0039.07201 Proc. Edinb. Math. Soc., II. Ser. 8, 163-176 (1950). PDFBibTeX XMLCite \textit{R. Mohanty}, Proc. Edinb. Math. Soc., II. Ser. 8, 163--176 (1950; Zbl 0039.07201) Full Text: DOI
Morrison, I. F. An alternative method for the summation of Fourier series. (English) Zbl 0039.07104 J. Appl. Phys. 21, 939 (1950). PDFBibTeX XMLCite \textit{I. F. Morrison}, J. Appl. Phys. 21, 939 (1950; Zbl 0039.07104) Full Text: DOI
Pipes, Louis A. The summation of Fourier series by operational methods. (English) Zbl 0039.07103 J. Appl. Phys. 21, 298-303 (1950). PDFBibTeX XMLCite \textit{L. A. Pipes}, J. Appl. Phys. 21, 298--303 (1950; Zbl 0039.07103) Full Text: DOI
Schmetterer, Leopold Über einen Satz von Hardy und Littlewood. (German) Zbl 0039.07102 Monatsh. Math. 54, 135-139 (1950). PDFBibTeX XMLCite \textit{L. Schmetterer}, Monatsh. Math. 54, 135--139 (1950; Zbl 0039.07102) Full Text: DOI EuDML
Zamansky, Marc Sur les séries de Fourier. (French) Zbl 0039.07101 C. R. Acad. Sci., Paris 230, 2256-2258 (1950). PDFBibTeX XMLCite \textit{M. Zamansky}, C. R. Acad. Sci., Paris 230, 2256--2258 (1950; Zbl 0039.07101)
Men’shov, D. E. On convergence in measure of trigonometric series. (Über die Konvergenz trigonometrischer Reihen dem Maße nach.) (Russian) Zbl 0039.07002 Trudy Mat. Inst. Steklov 32, 99 p. (1950). Reviewer: G. G. Lorentz (Toronto) MSC: 42A20 PDFBibTeX XML
Salem, R.; Zygmund, Antoni La loi du logarithme iteré pour les séries trigonométriques lacunaires. (French) Zbl 0039.07001 Bull. Sci. Math., II. Ser. 74, 209-224 (1950). PDFBibTeX XMLCite \textit{R. Salem} and \textit{A. Zygmund}, Bull. Sci. Math., II. Sér. 74, 209--224 (1950; Zbl 0039.07001)
Ghizzetti, Aldo Sui coefficienti di Fourier di una funzione limitata, compresa fra limiti assegnati. (Italian) Zbl 0039.06902 Ann. Sc. Norm. Super. Pisa, Sci. Fis. Mat., III. Ser. 4, 131-156 (1950). PDFBibTeX XMLCite \textit{A. Ghizzetti}, Ann. Sc. Norm. Super. Pisa, Sci. Fis. Mat., III. Ser. 4, 131--156 (1950; Zbl 0039.06902) Full Text: Numdam EuDML
Bernstejn, S. N. Über einige Eigenschaften der zyklisch monotonen Funktionen. (Russian) Zbl 0039.06901 Izv. Akad. Nauk SSSR, Ser. Mat. 14, 381-404 (1950). PDFBibTeX XMLCite \textit{S. N. Bernstejn}, Izv. Akad. Nauk SSSR, Ser. Mat. 14, 381--404 (1950; Zbl 0039.06901)
Gel’fond, A. O. Über die verallgemeinerten Polynome von S. N. Bernstein. (Russian) Zbl 0039.06803 Izv. Akad. Nauk SSSR, Ser. Mat. 14, 413-420 (1950). PDFBibTeX XMLCite \textit{A. O. Gel'fond}, Izv. Akad. Nauk SSSR, Ser. Mat. 14, 413--420 (1950; Zbl 0039.06803)
Rau, Heinz Über die Entwicklung einer stetigen Funktion nach Jacobischen Polynomen. (German) Zbl 0039.06801 Arch. Math., Karlsruhe 2, 251-257 (1950). PDFBibTeX XMLCite \textit{H. Rau}, Arch. Math. 2, 251--257 (1950; Zbl 0039.06801) Full Text: DOI
Carlson, B. C.; Rushbrooke, G. S. On the expansion of a Coulomb potential in spherical harmonics. (English) Zbl 0039.06703 Proc. Camb. Philos. Soc. 46, 626-633 (1950). PDFBibTeX XMLCite \textit{B. C. Carlson} and \textit{G. S. Rushbrooke}, Proc. Camb. Philos. Soc. 46, 626--633 (1950; Zbl 0039.06703)
Campbell, Robert Sur les fonctions développables en séries de fonctions de Weber. (French) Zbl 0039.06702 C. R. Acad. Sci., Paris 231, 1014-1026 (1950). PDFBibTeX XMLCite \textit{R. Campbell}, C. R. Acad. Sci., Paris 231, 1014--1026 (1950; Zbl 0039.06702)
Zitarosa, Antonio Alcune estensioni dei teoremi di Young-Hausdorff e di Paley. (Italian) Zbl 0039.06701 Giorn. Mat. Battaglini, IV. Ser. 79, 209-224 (1950). PDFBibTeX XMLCite \textit{A. Zitarosa}, Giorn. Mat. Battaglini, IV. Ser. 79, 209--224 (1950; Zbl 0039.06701)
Stuloff, N. Über die Entwickelbarkeit von Funktionen in verallgemeinerte Dirichletsche Reihen. (German) Zbl 0039.06603 Math. Z. 53, 273-284 (1950). PDFBibTeX XMLCite \textit{N. Stuloff}, Math. Z. 53, 273--284 (1950; Zbl 0039.06603) Full Text: DOI EuDML
Leja, Franciszek Une méthode d’approximation des fonctions réelles d’une variable complexe. (Polish. French summary) Zbl 0039.06602 Čas. Mat. Fys. 74, No. 3, 202-206 (1950). PDFBibTeX XMLCite \textit{F. Leja}, Čas. Mat. Fys. 74, No. 3, 202--206 (1950; Zbl 0039.06602)
Zygmund, Antoni Trigonometric interpolation. (English) Zbl 0039.06501 Chicago: University of Chicago. 4, 99 p. Mimeographie (1950). PDFBibTeX XML
Zak, I. E. Über einige Eigenschaften der konjugierten trigonometrischen Doppelreihen. (Russian) Zbl 0038.22101 Dokl. Akad. Nauk SSSR, n. Ser. 73, 5-8 (1950). PDFBibTeX XMLCite \textit{I. E. Zak}, Dokl. Akad. Nauk SSSR, n. Ser. 73, 5--8 (1950; Zbl 0038.22101)
Cheng, Min-Teh Uniqueness of multiple trigonometric series. (English) Zbl 0038.22004 Ann. Math. (2) 52, 403-416 (1950). PDFBibTeX XMLCite \textit{M.-T. Cheng}, Ann. Math. (2) 52, 403--416 (1950; Zbl 0038.22004) Full Text: DOI
Cheng, Min-Teh The Gibbs pheonomenon and Bochner’s summation method. I. (English) Zbl 0038.22003 Duke Math. J. 17, 83-90 (1950). PDFBibTeX XMLCite \textit{M.-T. Cheng}, Duke Math. J. 17, 83--90 (1950; Zbl 0038.22003) Full Text: DOI
Izumi, Shin-ichi Notes on Fourier analyis. XXI: On the degree of approximation of the partial sums of Fourier series. (English) Zbl 0038.22002 J. Lond. Math. Soc. 25, 240-242 (1950). PDFBibTeX XMLCite \textit{S.-i. Izumi}, J. Lond. Math. Soc. 25, 240--242 (1950; Zbl 0038.22002) Full Text: DOI
Edmonds, Sheila M. The Parseval formulae for monotonic functions. III. (English) Zbl 0038.21701 Proc. Camb. Philos. Soc. 46, 249-267 (1950). PDFBibTeX XMLCite \textit{S. M. Edmonds}, Proc. Camb. Philos. Soc. 46, 249--267 (1950; Zbl 0038.21701)
Edmonds, Sheila M. The Parseval formulae for monotonic functions. II. (English) Zbl 0038.21603 Proc. Camb. Philos. Soc. 46, 231-248 (1950). PDFBibTeX XMLCite \textit{S. M. Edmonds}, Proc. Camb. Philos. Soc. 46, 231--248 (1950; Zbl 0038.21603)
Natanson, I. P. Über die Genauigkeit der Darstellung stetiger periodischer Funktionen durch singuläre Integrale. (Russian) Zbl 0038.21601 Dokl. Akad. Nauk SSSR, n. Ser. 73, 273-276 (1950). PDFBibTeX XMLCite \textit{I. P. Natanson}, Dokl. Akad. Nauk SSSR, n. Ser. 73, 273--276 (1950; Zbl 0038.21601)
Zamansky, Marc Classes de saturation des procédés de sommation des séries de Fourier et applications aux séries trigonométriques. (French) Zbl 0038.04702 Ann. Sci. Éc. Norm. Supér., III. Sér. 67, 161-198 (1950). PDFBibTeX XMLCite \textit{M. Zamansky}, Ann. Sci. Éc. Norm. Supér. (3) 67, 161--198 (1950; Zbl 0038.04702) Full Text: DOI Numdam EuDML
Matsuyama, Noboru On the jump of a function and its Fourier series. Notes on Fourier analysis. XXXIII. (English) Zbl 0038.04701 J. Math. Soc. Japan 1, 212-218 (1950). PDFBibTeX XMLCite \textit{N. Matsuyama}, J. Math. Soc. Japan 1, 212--218 (1950; Zbl 0038.04701) Full Text: DOI
Kahane, Jean-Pierre; Lalague, Pierre Quasi-analyticite des fonctions sommes de séries de Fourier lacunaires. (French) Zbl 0038.04601 C. R. Acad. Sci., Paris 230, 2250-2252 (1950). PDFBibTeX XMLCite \textit{J.-P. Kahane} and \textit{P. Lalague}, C. R. Acad. Sci., Paris 230, 2250--2252 (1950; Zbl 0038.04601)
Hirschman, I. I. jun.; Jenkins, J. A. Note on a result of Levine and Lifschitz. (English) Zbl 0038.04502 Proc. Am. Math. Soc. 1, 390-393 (1950). PDFBibTeX XMLCite \textit{I. I. Hirschman jun.} and \textit{J. A. Jenkins}, Proc. Am. Math. Soc. 1, 390--393 (1950; Zbl 0038.04502) Full Text: DOI
Buchholz, Herbert Die Entwicklung willkürlicher Funktionen nach den Eigenfunktionen des Drehparabols. (German) Zbl 0038.04403 Z. Angew. Math. Mech. 30, 287-288 (1950). PDFBibTeX XMLCite \textit{H. Buchholz}, Z. Angew. Math. Mech. 30, 287--288 (1950; Zbl 0038.04403) Full Text: DOI