Title Discrete limit Bohr-Jessen type theorem for the Epstein zeta-function in short intervals
Authors Laurinčikas, Antanas ; MacaitienΔ—, Renata
DOI 10.3390/axioms14080644
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Is Part of Axioms.. Basel : MDPI. 2025, vol. 14, iss. 8, art. no. 644, p. [1-20].. eISSN 2075-1680
Keywords [eng] Bohr-Jessen theorem ; Haar measure ; Epstein zeta-function ; convergence in distribution ; weak convergence of probability measures ; short intervals
Abstract [eng] We prove a probabilistic limit theorem for the Epstein zeta-function 𝜁(𝑠;𝑄) in the interval [𝑁,𝑁+𝑀] as π‘β†’βˆž , using discrete shifts 𝜁(𝜎+π‘–π‘˜β„Ž;𝑄) , where β„Ž>0 and 𝜎>π‘›βˆ’12 are fixed. Here, Q is a positive-definite 𝑛×𝑛 matrix, and the interval length M satisfies β„Žβˆ’1(π‘β„Ž)27/82β©½π‘€β©½β„Žβˆ’1(π‘β„Ž)1/2 . The limit measure is given explicitly. This theorem is the first result in short intervals for 𝜁(𝑠;𝑄) . The obtained theorem improves the known results established for the interval of length N. Since the considered probability measures are defined in terms of frequency, theorems in short intervals have a certain advantage in the detection of 𝜁(𝜎+π‘–π‘˜β„Ž;𝑄) with a given property, as well as in the characterization of the asymptotic behaviour of 𝜁(𝑠;𝑄) in general.
Published Basel : MDPI
Type Journal article
Language English
Publication date 2025
CC license CC license description