Re: Paper “Complexity of Go” b y Robson

John Tromp <[email protected]> Mon, 18 Jun 2018 23:35:02 +0200
Newsgroups gmane.games.devel.go
Message-ID <CAOU__fydyV4CTzfXjaak24TfPsaW3aJQZpqcwYAA9WmbWeYsJQ@mail.gmail.com>
On Mon, Jun 18, 2018 at 10:24 PM, Álvaro Begué <[email protected]> wrote:
> I don't think ko fights have anything to do with this. John Tromp told
> me that ladders are PSPACE complete: https://tromp.github.io/lad.ps

Ko fights are needed to take Go problems beyond PSPACE.
For Japanese rules they suffice to go beyond (assuming EXPTIME != PSPACE),
but for Chinese rules it's an open problem.

regards,
-John
_______________________________________________
Computer-go mailing list
[email protected]
http://computer-go.org/mailman/listinfo/computer-go