$\eta (1)=ln2$

Since $\zeta (1)=\mathrm{\infty }$, $\eta (1)$ cannot be computed as indicated in the Dirichlet eta function entry. $\eta (1)=\ln 2$ which is the alternate harmonic series of order 1.

Title	$\eta (1)=ln2$
Canonical name	eta1ln2
Date of creation	2013-03-22 16:10:30
Last modified on	2013-03-22 16:10:30
Owner	dextercioby (12657)
Last modified by	dextercioby (12657)
Numerical id	5
Author	dextercioby (12657)
Entry type	Example
Classification	msc 11M41