[R] polygamma or Hurwitz zeta function

[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 function, on the same 
man page as digamma and trigamma.

Duncan Murdoch

> I'd appreciate any help.
> 
> Hakan Demirtas
> 
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