why cs^2 value is 1/3

[chaosdimension]

anybody know the reasons why?

thanks a lot in advance

[pleb01]

You might find these two previous posts useful:

http://www.palabos.org/forum/read.php?3,5463

http://www.palabos.org/forum/read.php?3,4809,4866#msg-4866

[chaosdimension]

Thanks for the info