Re: a bug in V8 when computing hypergeometric function 2F0 ?
- To: mathgroup at smc.vnet.net
- Subject: [mg126319] Re: a bug in V8 when computing hypergeometric function 2F0 ?
- From: Yi Wang <tririverwangyi at gmail.com>
- Date: Tue, 1 May 2012 05:20:43 -0400 (EDT)
- Delivered-to: l-mathgroup@mail-archive0.wolfram.com
- References: <jnb4qu$5kn$1@smc.vnet.net>
If you look at the series definition of 2F0, the series doesn't converge for the arguments you give. On the other hand, I am not sure if in this region the 2F0 is defined by analytical continuation.
-- It's not an answer, just some thoughts.
On Thursday, April 26, 2012 5:34:22 AM UTC-4, Rajesh Kumar A/l Parameswaran Nair (Staff) wrote:
> hello,
>
> can anybody help?
>
> i have been trying to compute the value of HypergeometricPFQ[{1,
> 0.5}, { }, 0.5] on mathematica V8.
>
> mathematica does not return a numerical value , except to say that
> the output is " complex infinity".
>
> my hunch is that something is not right here as an earlier version
> of mathematica , (V4 i think) , is able to do the job and give
> the answer ... 1.27998+ 0.339235 i. This result is found in the book "
> mathematica guide book for symbolics" by Michael Trott.
>
> s is there a bug somewwere?
>
> i have another question: can this be calculated on V7 ?
>
> cheers