4 research outputs found

    Lower order terms for the moments of symplectic and orthogonal families of LL-functions

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    We derive formulas for the terms in the conjectured asymptotic expansions of the moments, at the central point, of quadratic Dirichlet LL-functions, L(1/2,Ο‡d)L(1/2,\chi_d), and also of the LL-functions associated to quadratic twists of an elliptic curve over \Q. In so doing, we are led to study determinants of binomial coefficients of the form det⁑((2kβˆ’iβˆ’Ξ»kβˆ’i+12kβˆ’2j))\det (\binom{2k-i-\lambda_{k-i+1}}{2k-2j}).Comment: 34 pages, 4 table

    Uniform asymptotics for the full moment conjecture of the Riemann zeta function

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    Conrey, Farmer, Keating, Rubinstein, and Snaith, recently conjectured formulas for the full asymptotics of the moments of LL-functions. In the case of the Riemann zeta function, their conjecture states that the 2k2k-th absolute moment of zeta on the critical line is asymptotically given by a certain 2k2k-fold residue integral. This residue integral can be expressed as a polynomial of degree k2k^2, whose coefficients are given in exact form by elaborate and complicated formulas. In this article, uniform asymptotics for roughly the first kk coefficients of the moment polynomial are derived. Numerical data to support our asymptotic formula are presented. An application to bounding the maximal size of the zeta function is considered.Comment: 53 pages, 1 figure, 2 table
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