You either need to make sure the text is all one line or that it's formatted correctly--as written, it doesn't parse. On Sat, Jan 23, 2010 at 9:58 PM, Bill Gosper <billgosper@gmail.com> wrote:
had among its terminal nodes In[652]:= Sum[(-1)^n*ArcTan[Csch[Pi*(n - 1/2)/Sqrt[3]]], {n, \[Infinity]}] == -5*Pi/24 Out[652]= 1 (n - -) Pi n 2 Sum[(-1) ArcTan[Csch[-------------]], n >= 1] Sqrt[3] 5 Pi = - ----. 24 It doesn't *look* that hard ... Joerg? Easy warmup: In[654]:= Product[Coth[Pi*(n-1/2)]^8, {n, \[Infinity]}] == 2 Out[654]= 1 8 Product[Coth[(n - -) Pi] , n >= 1] = 2. 2 --rwg _______________________________________________ math-fun mailing list math-fun@mailman.xmission.com http://mailman.xmission.com/cgi-bin/mailman/listinfo/math-fun
-- Mike Stay - metaweta@gmail.com http://math.ucr.edu/~mike http://reperiendi.wordpress.com