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Published online by Cambridge University Press: 24 October 2008
On the non-absolute summability of a Fourier series and the conjugate of a Fourier series by a Nörlund method
(Proc. Camb. Phil. Soc. 63 (1967), 407–411)
By R. Mohanty and B. K. Ray
In the proof of Theorem 2 there is the tacit assumption that χ(t) is of bounded variation in (½π, π)—an assumption altogether lost sight of in its statement.