deletions | additions       diff --git a/section_Another_Form_begin_equation__.tex b/section_Another_Form_begin_equation__.tex  index b79f3e7..9c75806 100644  --- a/section_Another_Form_begin_equation__.tex  +++ b/section_Another_Form_begin_equation__.tex 
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then \begin{equation}  \sum_{q=1}^\infty \frac{1}{q}\sum_{p|q} px^q(1-x^q) = \log\left(\prod_{k=1}^\infty 1+x^{p_k} \right)  \end{equation}  we also have \begin{equation}  \sum_{q=1}^\infty \frac{1}{q}\sum_{d|q} dx^q(1-x^q) = \log\left(\prod_{k=1}^\infty 1+x^{k} \right)  \end{equation}