[R] polygamma or Hurwitz zeta function

2010-01-04 Thread HAKAN DEMIRTAS
Hi, Is there any R library that is capable of handling polygamma function (Hurwitz zeta function also works)? I am aware of digamma(0 and trigamma(), but could not find more advanced versions. I'd appreciate any help. Hakan Demirtas __

Re: [R] polygamma or Hurwitz zeta function

2010-01-04 Thread Duncan Murdoch
On 04/01/2010 5:27 PM, HAKAN DEMIRTAS wrote: Hi, Is there any R library that is capable of handling polygamma function (Hurwitz zeta function also works)? I am aware of digamma(0 and trigamma(), but could not find more advanced versions. RSiteSearch(polygamma) points to the psigamma