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- (*start*)
- (*Mathematica*)
- Clear[k, n, s, i, d, r, q, f, a, b, integral, c, nn, n, k];
- nn = 1000;
- k = 15;
- q = 10;
- c = 1;
- g[s_, d_] = -I*
- MoebiusMu[
- d]*(If[d == 1, 0, -((d^(1 - (s)) 1^-(s))/(Log[d] + Log[1]))] +
- Sum[-((d^(1 - s) n^-s)/(Log[d] + Log[n])), {n, 2, k}] +
- ExpIntegralEi[-(-1 + s) Log[d] - (-1 + s) Log[
- k]] + (d^(1 - s) k^-s)/(2 (Log[d] + Log[k])) +
- Sum[Sum[-(BernoulliB[2*(n + 1)]/((2*(n + 1))!))*(Abs[
- StirlingS1[2*n + 1, i]]) d k^(-2*n - 1) Gamma[1 + i,
- s Log[k*d]] Log[k*d]^(-1 - i), {i, 0, 2*n + 1}], {n, 0,
- q - 1}]);
- f[s_, d_] = -I*MoebiusMu[d]*(If[d == 1, 0, d^(1 - s)/Log[d]^2] + \!\(
- \*UnderoverscriptBox[\(\[Sum]\), \(n = 2\), \(k\)]
- \*FractionBox[\(
- \*SuperscriptBox[\(d\), \(1 - s\)]\
- \*SuperscriptBox[\(n\), \(-s\)]\),
- SuperscriptBox[\((Log[d] + Log[n])\), \(2\)]]\) + (-1 +
- s) ExpIntegralEi[-(-1 + s) (Log[d] + Log[k])] + (
- d E^(-s (Log[d] + Log[k])) k)/(Log[d] + Log[k]) - (
- d^(1 - s) k^-s)/(2 (Log[d] + Log[k])^2) +
- Sum[Sum[-(1/(2 (1 + n))!)
- Abs[StirlingS1[1 + 2 n, i]] BernoulliB[
- 2 (1 + n)] (-d k^(-1 - 2 n)
- Gamma[2 + i, s Log[d k]] Log[d k]^(-2 - i) +
- d k^(-1 - 2 n)
- s Gamma[1 + i, s Log[d k]] Log[d k]^(-1 - i)), {i, 0,
- 2*n + 1}], {n, 0, q - 1}]);
- L = N[(Im[ZetaZero[1]] + Im[ZetaZero[2]])/2];
- (L - (-I*2*(I*(-((L \[Pi])/2) +
- 1/4 ((2 Catalan)/\[Pi] - L^2 Log[\[Pi]] +
- Log[2 Glaisher^9 \[Pi]] -
- 4 PolyGamma[-2, 1/4 - (I L)/2] -
- 4 PolyGamma[-2, 1/4 + (I L)/2])) -
- Sum[Sum[If[
- Mod[n, d] ==
- 0, (f[1/2 + I*L, d] - f[1/2 + I*0, d] -
- I*L*g[1/2 + I*0, d])/n^c, 0], {d, 1, n}], {n, 1, nn}])/
- Pi))/2
- (*end*)
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