Re: [math-fun] Fairly concise R-R CF in theta constants

24 Jun 2010


      Here's a fix and an elaboration:  http://gosper.org/quinttheta.pdf
Caution, Mathematica's DedekindEta wants argument tau, not q=exp(2 i pi
tau).  It really needs both
flavors of eta.
On Sun, Jun 20, 2010 at 8:24 PM, Bill Gosper <billgosper@gmail.com> wrote:
...
Arcsinh of (the same) four thetas, twice.  http://gosper.org/R-R CF.pdf
Anyone have a shorter expression?  Can anyone convince Mma to Series the
rhs?
--rwg