[computer-go] Big board. Torus ?

[alain Baeckeroot]

Le mercredi 21 février 2007 02:10, Antonin Lucas a écrit :
> No need for those difficulties,  you can play along this board :
> 
> http://www.youdzone.com/go.html

I think this is not a torus, even if each vertice has 4 neighbours.
I can easily mentally transform this into a cylinder, with an rectangular 
lattice and additional connection on the borders to have 4 neighbours.

But there is still a weird border topology, all direction are not equivalent.
Alain