Abstract
A formula is obtained for the jump of a function of bounded p-variation at a given point in terms of derivatives of partial sums of its Fourier series.
Similar content being viewed by others
Literature cited
L. Fejer, “Über die Bestimmung des Sprunges einer Funktion aus ihre Fourierreihe,” J. für Math.,142, 165–188 (1913).
A. Zygmund, Trigonometric Series, Vols. I, II, Cambridge Univ. Press (1968).
P. Czillag, “Über die Fourierkonstanten einer Funktion von beschränkter Schwankung,” Math. és phys. lapok,27, 301–308 (1918).
N. Wiener, “The quadratic variation of a function and its Fourier coefficients,” Mass. J. Math.,3, 72–94 (1924).
S. Sidon, “Über die Fourierkoeffizienten einer stetigen Funktion von beschränkter Schwankung,” Acta Sci. Math. Szeged,2, 43–46 (1924).
B. I. Golubov, “On continuous functions of bounded p-variation,” Matem. Zametki,1, No. 3, 305–312 (1967).
B. I. Golubov, “On functions of boundedp-variation,” Izv. Akad. Nauk SSSR,32, No. 4, 837–858 (1968).
S. M. Nikol'skii, “Generalization of an inequality of S. N. Bernstein,” Dokl. Akad. Nauk SSSR,60, No. 9, 1507–1510 (1948).
A. P. Terekhin, “Approximation of functions of bounded p-variation,” Izv. Vuzov, Matematika,2 (45), 171–187 (1965).
L. C. Young, “An inequality of the Hölder type, connected with Stieltjes integration,” Acta Math.,67, 251–282 (1936).
N. K. Bari, Trigonometric Series [in Russian], Moscow (1961).
A. P. Terekhin, “The Lebesgue constant for the space of continuous functions of bounded p-variation,” Matem. Zametki,2, No. 5, 505–512 (1967).
S. A. Telyakovskii, “On the norm of a trigonometric polynomial and the approximation of a differentiable function in the mean by its Fourier series,” II, Izv. Akad. Nauk SSSR, Ser. Matem,27, No. 2, 253–272 (1963).
Author information
Authors and Affiliations
Additional information
Translated from Matematicheskie Zametki, Vol. 12, No. 1, pp. 19–28, July, 1972.
Rights and permissions
About this article
Cite this article
Golubov, B.I. Determination of the jump of a function of bounded p-variation by its Fourier series. Mathematical Notes of the Academy of Sciences of the USSR 12, 444–449 (1972). https://doi.org/10.1007/BF01094388
Received:
Issue Date:
DOI: https://doi.org/10.1007/BF01094388