On Jan 22, 8:16 pm, David Nolen <dnolen.li...@gmail.com> wrote:
> On Sat, Jan 22, 2011 at 2:09 PM, rb <raphi...@gmail.com> wrote:
> > On Jan 21, 11:41 pm, Alex Baranosky <alexander.barano...@gmail.com>
> > wrote:
> > > Hi,
>
> > > I've read a bit about clojure.core.unify (
> >http://blog.fogus.me/2010/12/14/unification-versus-pattern-matching-t...
> > > )
>
> > > I haven't gotten through PAIP yet, but I gather unification libraries
> > enable
> > > logic programming?  Is it true that unification is a superset of pattern
> > > matching?
>
> > > Mostly, I'd like to hear more about what something like
> > clojure.core.unify
> > > is good for.
>
> > I've used unification with dataflow variables and data structures
> > holding unbound variables (though not in clojure) and found it really
> > powerful!
>
> > I'm not sure dataflow variables are available in clojure though, but
> > would be happy to stand corrected (I heard about the contrib dataflow
> > module, but from what I read it's more like cells updating based on
> > upstream cells it depends on, whereas what I mean by dataflow variable
> > is a variable that makes a thread wait until it gets bound if that
> > thread uses that variable)
>
> This exists in Clojure in the form of promise/deliver.
>

Thanks Ken and David, I'll take a closer look!

Raph
>
>
> > Cheers
>
> > raph
>
> > > Best,
> > > Alex

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