
doi: 10.2307/3615080
Formulae for Σ l=1 n i k when k is a positive integer are well known, and many methods for finding them have been described. This article gives an account of an approximate, but remarkably accurate, formula which I have found for the case k =1/2 .
Approximation to limiting values (summation of series, etc.), square roots, summation of series
Approximation to limiting values (summation of series, etc.), square roots, summation of series
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