}{0j+\alpha C_R}\right)\\\notag & -\alpha\sum_{j=0}^\infty\left(\frac{0}{j} - \frac{0}{\alpha C_R+j}\right) + \sum_{j=0}^\infty\left(\frac{0}{j}-\frac{0}{0-C_R+j}\right)\\\notag =\lim_{\alpha\rightarrow 0}& \ \  \sum_{j=0}^\infty