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Nov 12, 2012 at 15:54 vote accept Charles
Nov 11, 2012 at 10:42 answer added Alexey Ustinov timeline score: 4
Dec 7, 2010 at 15:11 comment added Charles @J. M.: I was taking the Cauchy principal value where li(2) = 1.045..., but I would be interested in an answer to either, provided of course that x >= 8 to avoid small answers.
Dec 7, 2010 at 14:00 comment added J. M. isn't a mathematician Just to be clear: is the lower limit of your definition of $\mathrm{li}$ 0 (i.e., Cauchy principal value integral) or 2?
Dec 7, 2010 at 4:56 history edited Gerry Myerson CC BY-SA 2.5
fixed typo
Dec 6, 2010 at 17:37 history asked Charles CC BY-SA 2.5