We seem to have been discussing this in July 2004, to judge from the dates of a couple of old scripts in my collection, cellauto.ijs and cellautom.schott.ijs, which suggests Brian was a correspondent. Cliff Reiter and Henry Rich are mentioned in the former script....
The top of cellauto.ijs is commented as follows: NB. For doing simplest kind of cellular automata in NB. Stephen Wolfram's "New Kind of Science" (2002) NB. By Kirby Urner, July 18, 2002 No more time to comment now, as about to go out. Mike On 04/10/2019 16:42, Raul Miller wrote:
There's also an implementation at https://rosettacode.org/wiki/One-dimensional_cellular_automata#J 9 Rule 30] 0=i:9 _________#_________ ________###________ _______##__#_______ ______##_####______ _____##__#___#_____ ____##_####_###____ ___##__#____#__#___ __##_####__######__ _##__#___###_____#_ Or, if it's rewritten: Rule=:1 :0 NB. , x: number of generations, m: rule number, y: start state : '_#'{~ (3 ((|.m#:~8#2) {~ #.)\ 0,],0:)^:(i.x) y ) (30 Rule =&0@i:)9 _________#_________ ________###________ _______##__#_______ ______##_####______ _____##__#___#_____ ____##_####_###____ ___##__#____#__#___ __##_####__######__ _##__#___###_____#_ Thanks,
-- This email has been checked for viruses by Avast antivirus software. https://www.avast.com/antivirus ---------------------------------------------------------------------- For information about J forums see http://www.jsoftware.com/forums.htm
