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Notes on Fourier series (IV): Summability (R2)

Published online by Cambridge University Press:  24 October 2008

G. H. Hardy
Affiliation:
Trinity CollegeCambridge
W. W. Rogosinski
Affiliation:
King's CollegeNewcastle on Tyne

Extract

1.1. There are two familiar methods of summation of divergent series usually called the methods (R, 1) and (R, 2). If sn = u0 + u1 + … + un and, as it will be convenient to suppose throughout, u0 = 0, then

when h → + 0§: the convergence of the series for small positive h is presupposed.

Type
Research Article
Copyright
Copyright © Cambridge Philosophical Society 1947

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References

REFERENCES

(1)Hardy, G. H. and Littlewood, J. E.Math. Z. 19 (1923), 6796.CrossRefGoogle Scholar
(2)Hardy, G. H., Littlewood, J. E. and Pólya, G.Inequalities (Cambridge, 1934).Google Scholar
(3)Hardy, G. H. and Rogosinski, W. W.Fourier series (Cambridge, 1944).Google Scholar
(4)Kuttner, B.Proc. London Math. Soc. (2), 40 (1936), 524–40.CrossRefGoogle Scholar
(5)Marcinkiewicz, J.J. London Math. Soc. 10 (1935), 268–72.CrossRefGoogle Scholar
(6)Titchmarsh, E. C.Introduction to the theory of Fourier integrals (Oxford, 1937).Google Scholar
(7)Wang, F. T.Tôhoku Math. J. 41 (1935), 91108.Google Scholar
(8)Wiener, N.Amer. J. Math. 45 (1923), 83–6.CrossRefGoogle Scholar
(9)Zygmund, A.Trigonometrical series (Warsaw, 1935).Google Scholar