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General Relations between Central Sums and Central Terms
Published online by Cambridge University Press: 18 August 2016
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- Copyright © Institute and Faculty of Actuaries 1924
References
page 177 note * The first two terms are well-known: see G. F. Hardy, J.I,A., vol. xxxii, p. 371, where is a misprint, and should be inverted.
page 179 note * Putting δu for u we get This is the fundamental equation of Briggs's system of interpolation, which was virtually an anticipation of sub-tabulation by central differences, Cf. Sunderland, loc. cit.; also J.I.A., vol. xiv, pp. 13, 87.
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