Geodesic
An Asymptotic Formula for a Sum of Products of Powers
Canadian mathematical bulletin, Tome 21 (1978) no. 4, pp. 427-433

Voir la notice de l'article provenant de la source Cambridge University Press

Fix an integer r ≥ 2 and positive numbers b1, ..., br. Write σ = b1+ ...+br Let . In this note we evaluate the constant A (when it exists) for which 1 where the sum is over all vectors 2 We also obtain upper and lower bounds for the sum in (1). 
Evans, Ronald J. An Asymptotic Formula for a Sum of Products of Powers. Canadian mathematical bulletin, Tome 21 (1978) no. 4, pp. 427-433. doi: 10.4153/CMB-1978-075-6
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