I have submitted a pull request <https://github.com/gonum/gonum/pull/2026> to gonum providing an implementation based on Cephes. This implementation passes tests from both R's hypergeo and Python's scipy.
On Tuesday, 25 February 2025 at 20:41:04 UTC+8 Jason E. Aten wrote: > I'm not aware of one; doesn't mean a github/web search wouldn't find one > though. > > I usually start by looking in gonum (https://www.gonum.org/ and > https://github.com/gonum/gonum ) > > Sadly, it appears however they don't have it: > https://github.com/gonum/gonum/issues/649 > > Generally you end up having to roll your own. A little hassle, > but usually it turns out not to be too bad. > > Post it back to gonum or at least github, if you end up writing your own. > > Best wishes, > Jason > > > On Tuesday, February 25, 2025 at 9:36:45 AM UTC awaw wrote: > > Hi Fellow Gophers > > I wonder is there a canonical implementation for the Gauss Hypergeometric > function? > > https://en.wikipedia.org/wiki/Hypergeometric_function > > There's this proposal <https://github.com/golang/go/issues/24241> that > didn't get through. > There's also this implementation > <https://pkg.go.dev/scientificgo.org/special#HypPFQ>, but it's unclear of > its correctness. > > By correctness, I mean clear documentation on the underlying algorithm > used to evaluate the function. > For example, the R hypergeo > <https://cran.r-project.org/web/packages/hypergeo/hypergeo.pdf> package > leverages the transformations listed in Abramhowitz, and applies the best > one under the `tol` and `max_iterations` budget. > > What package do people mostly use for statistical or mathematical work? > > -- You received this message because you are subscribed to the Google Groups "golang-nuts" group. To unsubscribe from this group and stop receiving emails from it, send an email to golang-nuts+unsubscr...@googlegroups.com. To view this discussion visit https://groups.google.com/d/msgid/golang-nuts/d233475f-a86e-4cf5-86e9-2e1e4e9a0a03n%40googlegroups.com.
