There's some additional information about John's code at https://aplwiki.com/wiki/John_Scholes%27_Conway%27s_Game_of_Life https://aplwiki.com/wiki/John_Scholes%

There's some additional information about John's code at https://aplwiki.com/wiki/John_Scholes%27_Conway%27s_Game_of_Life https://aplwiki.com/wiki/John_Scholes%27_Conway%27s_Game_of_..., including a link to his own notes at http://dfns.dyalog.com/n_life.htm http://dfns.dyalog.com/n_life.htm.