deletions | additions       diff --git a/Integration summation.tex b/Integration summation.tex  index e9feaa1..53ec9a9 100644  --- a/Integration summation.tex  +++ b/Integration summation.tex 
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Does there exist an integral that equals $\zeta(s)$...  \begin{equation}  \zeta(s)=\frac{1}{\Gamma(z)}\int_0^\infty \frac{x^{s-1}}{e^x-1} \dx \; dx  \\ \frac{d}{dx}\frac{x^{s-1}}{e^x-1} = \frac{(e^x (s-x-1)-s+1) x^{s-2}}{(e^x-1)^2} \\  \end{equation}