Formula:DLMF:25.11:E34

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n 0 a \HurwitzZeta @ 1 - n x d x = \HurwitzZeta @ - n a - \RiemannZeta @ - n + \BernoulliB n + 1 - \BernoulliB n + 1 @ a n ( n + 1 ) 𝑛 superscript subscript 0 𝑎 superscript \HurwitzZeta @ 1 𝑛 𝑥 𝑥 superscript \HurwitzZeta @ 𝑛 𝑎 superscript \RiemannZeta @ 𝑛 \BernoulliB 𝑛 1 \BernoulliB 𝑛 1 @ 𝑎 𝑛 𝑛 1 {\displaystyle{\displaystyle{\displaystyle n\int_{0}^{a}\HurwitzZeta^{\prime}@% {1-n}{x}\mathrm{d}x=\HurwitzZeta^{\prime}@{-n}{a}-\RiemannZeta^{\prime}@{-n}+% \frac{\BernoulliB{n+1}-\BernoulliB{n+1}@{a}}{n(n+1)}}}}

Constraint(s)

n = 1 , 2 , 𝑛 1 2 {\displaystyle{\displaystyle{\displaystyle n=1,2,\dots}}} &
a > 0 𝑎 0 {\displaystyle{\displaystyle{\displaystyle\Re{a}>0}}}


Note(s)

primes on \HurwitzZeta \HurwitzZeta {\displaystyle{\displaystyle{\displaystyle\HurwitzZeta}}} denote derivatives with respect to s 𝑠 {\displaystyle{\displaystyle{\displaystyle s}}}


Proof

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Symbols List

& : logical and
{\displaystyle{\displaystyle{\displaystyle\int}}}  : integral : http://dlmf.nist.gov/1.4#iv
ζ 𝜁 {\displaystyle{\displaystyle{\displaystyle\zeta}}}  : Hurwitz zeta function : http://dlmf.nist.gov/25.11#E1
d n x superscript d 𝑛 𝑥 {\displaystyle{\displaystyle{\displaystyle\mathrm{d}^{n}x}}}  : differential : http://dlmf.nist.gov/1.4#iv
ζ 𝜁 {\displaystyle{\displaystyle{\displaystyle\zeta}}}  : Riemann zeta function : http://dlmf.nist.gov/25.2#E1
B n subscript 𝐵 𝑛 {\displaystyle{\displaystyle{\displaystyle B_{n}}}}  : Bernoulli polynomial : http://dlmf.nist.gov/24.2#i
z 𝑧 {\displaystyle{\displaystyle{\displaystyle\Re{z}}}}  : real part : http://dlmf.nist.gov/1.9#E2

Bibliography

Equation (34), Section 25.11 of DLMF.

URL links

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