On the divisor function and the Riemann zeta-function in short intervals |
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Authors: | Aleksandar Ivić |
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Institution: | (1) Katedra Matematike RGF-a, Universitet u Beogradu, Dušina 7, 11000 Belgrade, Serbia |
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Abstract: | We obtain, for T
ε
≤U=U(T)≤T
1/2−ε
, asymptotic formulas for where Δ(x) is the error term in the classical divisor problem, and E(T) is the error term in the mean square formula for
. Upper bounds of the form O
ε
(T
1+ε
U
2) for the above integrals with biquadrates instead of square are shown to hold for T
3/8≤U=U(T)≪
T
1/2. The connection between the moments of E(t+U)−E(t) and
is also given. Generalizations to some other number-theoretic error terms are discussed.
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Keywords: | Riemann zeta-function Divisor functions Power moments in short intervals Upper bounds |
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