Revision history of "Z coth(z) = 2 Sum of (-1)^(n+1) zeta(2n) z^(2n)/pi^(2n)"

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  • (cur | prev) 06:05, 4 March 2018Tom (talk | contribs). . (592 bytes) (+592). . (Created page with "==Theorem== The following formula holds for $|z|<\pi$: $$z \mathrm{coth}(z) = 2 \displaystyle\sum_{k=0}^{\infty} (-1)^{k+1} \zeta(2k) \dfrac{z^{2k}}{\pi^{2k}},$$ where $\mathr...")